#1b1f8a Color Information

#1b1f8a Color Information
Details | Shades, Tints, and Tones | Variations | Color Coordinates | Color Schemes | HTML+CSS Examples | Coding & Programming | Color Blindness | Accessibility | Related Colors

The hexadecimal value (hex value) of this color is #1b1f8a. In RGB, it consists of 10.6% Red, 12.2% Green, and 54.1% Blue. Likewise, in the CMYK color space, it consists of 80.4% Cyan, 77.5% Magenta, 0% Yellow, and 45.9% Black. On the color wheel, its Hue is found at 237.8°, with saturation of 67.3% and lightness of 32.4%. The decimal value for #1b1f8a is 1777546, and its nearest "web safe" color is #333399. In the RGB color space, the strongest component for #1b1f8a is blue. In the CMYK color space, its strongest component is cyan. And in the RYB color space, its strongest component is blue.
  • HexHex code for this color#1b1f8a Copy
  • NameThe common name of this color(Unnamed) Copy
  • RGBRed, Green, Blue composition for this color27, 31, 138 Copy
  • RGB PercentPercent Red, Green, Blue composition for this color10.6%, 12.2%, 54.1% Copy
  • CMYCyan, Magenta, Yellow composition for this color0.894, 0.878, 0.459 Copy
  • CMYKCyan, Magenta, Yellow, Black composition for this color0.804, 0.775, 0, 0.459 Copy
  • HSLHue, Saturation, Lightness combination for this color237.8°, 67.3%, 32.4% Copy
  • HSV (or HSB)Hue, Saturation, Brightness combination for this color237.8°, 80.4%, 54.1% Copy
  • XYZCIE 1931 color space XYZ coordinates for this color5.529, 3.048, 24.342 Copy
  • RYBRed, Yellow, Blue composition for this color27, 31, 138 Copy
  • DecimalDecimal representation of this color's hex code1777546 Copy
  • CIE-LABCIELAB color space coordinates for this color20.235, 37.553, -58.909 Copy
  • CIE-LCHCIE-LCH color space coordinates for this color (chroma, hue, etc.)20.235, 69.861, 302.516 Copy
  • CIE-LUVCIE-LUV color space coordinates for this color20.235, -5.226, -65.132 Copy
  • Hunter LabHunter-Lab color space coordinates for this color17.459, 25.981, -70.444 Copy
  • xyYCIE xyY color space coordinates for this color0.168, 0.093, 3.048 Copy
  • AndroidValue of this color in Android development4279967626 / 0xff1b1f8a Copy
  • Web SafeHex code of the nearest "web safe" version of this color#333399 Copy
Last Updated: November 26, 2024

Shades of #1b1f8a

Shades are created by adding black to or removing lightness from a particular color. For #1b1f8a, its pure hue is 237.8° on the color wheel and its saturation is 67.3%, and its lightness is 32.4%. As the amount of black is added to this hue and we reduce its lightness, the result is increasingly darker shades tints. The palette given below provides 9 different shades of #1b1f8a, which — excluding black and our original color — range from #030411 to #181b79.

Tints of #1b1f8a

Tints are created by adding white or lightness to a particular color. For #1b1f8a, its pure hue is 237.8° on the color wheel and its saturation is 67.3%, and its lightness is 32.4%. As the amount of white (lightness) is added to this hue, the result is increasingly lighter tints. The following palette gives 9 different tints of #1b1f8a, which — excluding white and our original color — range from #383b99 to #e3e3f0.

Tones of #1b1f8a

Tones are the result of adding gray to a pure hue. In the case of #1b1f8a, its pure hue is 237.8° on the color wheel and its saturation is 67.3%, so we increase this saturation to create more colorful tones, and decrease the saturation to create grayer tones. The palette shown below gives 9 different tones of #1b1f8a, which range from #535353 (the grayest / 0% saturation) to #0006a5 (the most colorful / 100% saturation).

Variations of #1b1f8a

There are several ways to create color variations and premutations of #1b1f8a! For #1b1f8a, there are 6 variations of the color that can be created by swapping its Red, Green, and Blue color positions, of which 5 are different from our original color. Among these six variations, there are 6 unique colors including our original color, #1b1f8a. Click on these colors to learn more about them, too!

Color Coordinates of #1b1f8a

This color, #1b1f8a, consists of 10.6% Red, 12.2% Green, and 54.1% Blue, resulting in color coordinates Red = 27, Green = 31, Blue = 138. Likewise, the CMYK color space composition for #1b1f8a is 80.4% Cyan, 77.5% Magenta, 0% Yellow, and 45.9% Black. These values are shown in the following charts and tables.

R10.6%
C80.4%
G12.2%
M77.5%
B54.1%
Y0.0%
K45.9%
Color Base R (Red) G (Green) B (Blue)
Decimal 27 31 138
Octal 33 37 212
Hexa #1b #1f #8a
Binary 00011011 00011111 10001010
Color Base C (Cyan) M (Magenta) Y (Yellow) Y (Black)
Decimal 80 77 0 45
Octal 120 115 0 55
Hexa #50 #4d #00 #2d
Binary 01010000 01001101 00000000 00101101

Analogous Colors of #1b1f8a

Analogous colors are located 30 degrees away from a color's hue on the color wheel. For #1b1f8a — which has hue 237.8° — its analogous colors are located at 207.8° and 267.8° on the color wheel, with the same saturation and lightness as #1b1f8a.

Triadic Colors of #1b1f8a

Triadic colors are located 120 degrees away from a color's hue on the color wheel, which means the original color and its triadic colors are equidistant from one another on the color wheel and form a triangle. For #1b1f8a — which has hue 237.8° — its triadic colors are located at 117.8° and 357.8° on the color wheel, with the same saturation and lightness as #1b1f8a.

Complementary Color of #1b1f8a

A complementary color is located opposite a color on the color wheel (180 degrees away). For #1b1f8a — which has hue 237.8° — its complementary color is located at 57.8° on the color wheel, with the same saturation and lightness as #1b1f8a.

Split Complementary Colors of #1b1f8a

Split complementary colors are the analogs of a color's complement, which places them 210 degrees away on the color wheel from an original color. For #1b1f8a — which has hue 237.8° — its split complementary colors its split complementary colors are located at 27.8° and 237.8° on the color wheel, with the same saturation and lightness as #1b1f8a.

Tetradic Colors of #1b1f8a

Tetradic colors are two sets of complementary colors on either side of a color wheel from each other, forming a rectangle on the color wheel. For #1b1f8a — which has hue 237.8° — its tetradic colors are located at 147.8°, 237.8°, 327.8°, and 57.8° on the color wheel, with the same saturation and lightness as #1b1f8a.

Monochromatic Colors of #1b1f8a

Monochromatic colors are colors that share a common hue but that have different saturations and lightness. For #1b1f8a, we show 9 different monochromatic colors of it, ranging from #14163e — (which has very low saturation and very low lightness) — to #141ce3 (which has a very high saturation and very high lightness).

HTML+CSS Examples & Previews of #1b1f8a

We want to make getting started with #1b1f8a on your website fast and easy! Below are 8 examples of how to integrate #1b1f8a into a website using HTML+CSS. These examples include showing how #1b1f8a can be used to color text, backgrounds, shadows, and borders, as well as how it can be used as a solid fill or gradient fill for rectangles. These examples principally make use of <span> and <div> tags, although the CSS shown in particular can be repurposed to make use of #1b1f8a with other HTML elements.

#1b1f8a Foreground / Text Color

The color of this text is #1b1f8a.
<span style="color: #1b1f8a;">The color of this text is #1b1f8a.</span>

#1b1f8a Background Color

The background color for this text is #1b1f8a.
<div style="background-color: #1b1f8a; color:#ffffff; width:100%; height:100%; display: flex; justify-content: center; align-items: center;">The background color for this text is #1b1f8a.</div>

#1b1f8a Text Shadow Color

This color for the shadow of this text is #1b1f8a.
<span style="text-shadow: 3px 3px 3px #1b1f8a;">This color for the shadow of this text is #1b1f8a.</span>

#1b1f8a Border Color

This is a div with border color #1b1f8a.
<div style="border: #1b1f8a 4px solid;width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a div with border color #1b1f8a.</div>

#1b1f8a Color Rectangle on a White Background

This is a rectangle of color #1b1f8a on a white background.
<div style="background-color: #ffffff; padding: 60px; width:100%; height: 100%;"><div style="background-color: #1b1f8a; color:#ffffff; width:100%; height:100%; padding: 10px; display: flex; justify-content: center; align-items: center;">This is a rectangle of color #1b1f8a on a white background.</div></div>

#1b1f8a Color Rectangle on a Black Background

This is a rectangle of color #1b1f8a on a black background.
<div style="background-color: #000000; padding: 60px; width:100%; height: 100%;"><div style="background-color: #1b1f8a; color:#ffffff; width:100%; height:100%; padding: 10px; display: flex; justify-content: center; align-items: center;">This is a rectangle of color #1b1f8a on a black background.</div></div>

Gradient from #1b1f8a to White

This is a gradient from #1b1f8a to white.
<div style="background: -webkit-linear-gradient(left,#1b1f8a,white); /* Firefox */ background: linear-gradient(to right,#1b1f8a,white); /* Safari */ background: -o-linear-gradient(left,#1b1f8a,white); /* Opera */ background: -moz-linear-gradient(left,#1b1f8a,white); width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a gradient from #1b1f8a to white.</div>

Gradient from #1b1f8a to Black

This is a gradient from #1b1f8a to black.
<div style="background: -webkit-linear-gradient(left,#1b1f8a,black); /* Firefox */ background: linear-gradient(to right,#1b1f8a,black); /* Safari */ background: -o-linear-gradient(left,#1b1f8a,black); /* Opera */ background: -moz-linear-gradient(left,#1b1f8a,black); color: #ffffff; width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a gradient from #1b1f8a to black.</div>

Coding & Programming with #1b1f8a

In addition to using #1b1f8a on the web, we know you might want to use it in your mobile and desktop apps, too. Whatever your needs, the table below shows how to access #1b1f8a in the language and environment of your choice. These code snippets are principally the hexadecimal representation of #1b1f8a, or the RGB color coordinates for the same (Red = 27, Green = 31, Blue = 138). If you need details about the color coordinates of #1b1f8a in other color spaces, refer to these details as provided toward the top of this page.

Language Environment Code Snippet
HTML + CSS (Hex Code) Web #1b1f8a
HTML + CSS (RGB Code) Web rgb(27, 31, 138)
CSS Background Color Web .myclass { background-color: #1b1f8a; }
CSS Foreground + Text Color Web .myclass { color: #1b1f8a; }
CSS Border Color Web .myclass { border: 2px solid #1b1f8a; }
Java (Multi-platform) new Color(27, 31, 138);
Python (Multi-platform) Color("#1b1f8a")
Swift iOS UIColor(red:27, green:31, blue:138, alpha:1.0000)
Objective-C (iOS) iOS [UIColor colorWithRed:27 green:31 blue:138 alpha:1.0000];
OpenGL (Graphics) glColor3f(27f, 31f, 138f);
C# / .NET Windows Color.FromArgb(27, 31, 138);
 

#1b1f8a Color Blindness

Not everyone can see #1b1f8a the same way. For those with color blindness, #1b1f8a might look very, very different. Here, we simulate eight examples of color blindness, and how #1b1f8a looks next to each one of them. In all cases, #1b1f8a is placed in a circle in the upper-left corner of each of the below boxes, with the color in the rest of those boxes signifying how #1b1f8a looks for someone with that type of color blindness. Many people will perceive close similarities between the colors in these boxes and the colors in the circles — with some noticing particular similarities. We offer this insight so that as you make choices about colors to use for your purposes, you can make an informed decision about whether #1b1f8a will be a good fit for everyone in your audience!

Trichromacy

Protanomaly
Affects 1 in 100 Men & 1 in 10,000 Women

Deuteranomaly
Affects 1 in 17 Men & 1 in 250 Women

Tritanomaly
Affects 1 in 10,000

Dichromacy

Protanopia
Affects 1 in 100, Mostly Men

Deuteranopia
Affects 1 in 100, Mostly Men

Tritanopia
Affects 1 in 100,000

Monochromacy

Achromatopsia
Affects 1 in 20,000

Achromatopsia
Affects 1 in 100,000

Accessibility

Accessibility Recommended

We analyzed whether #1b1f8a is an accessible color when used as a text / foreground color against a white background. This analysis is based on the Web Content Accessibility Guidelines (WCAG) 2 Level issued by W3C. Based on this analysis, we calculate a contrast ratio against white of approximately 13.0:1 against white. This is a high enough ratio to be considered accessible under both the AA and AAA level standards for either normal size or large text.

WCAG AA
Normal Size Text

WCAG AA
Large Size Text

WCAG AAA
Normal Size Text

WCAG AAA
Large Size Text