What color is #1B1D42?

#1B1D42 is a very dark, desaturated blue, closest to the named color Black Market. It belongs to the blue family of colors.

What is the RGB value of #1B1D42?

The RGB value is 27, 29, 66: 27 red, 29 green and 66 blue on a 0 to 255 scale.

What is the complementary color of #1B1D42?

The complementary color is #42401B, found by rotating the hue 180° on the color wheel.

Is black or white text better on #1B1D42?

White text. Black text has a contrast ratio of 1.3:1 and white text 16.14:1. WCAG asks for at least 4.5:1 for normal text.

#1B1D42 color

#1B1D42 rgb(27, 29, 66)

Shades of blue

The hex color #1B1D42 is a very dark, desaturated blue.

In the RGB color model it is made of 10.6% red, 11.4% green and 25.9% blue (27, 29, 66).

Its hue angle is 237°, with 42% saturation and 18% lightness. For print, the CMYK equivalent is 59% cyan, 56% magenta, 0% yellow and 74% black.

The closest named color is Black Market (#222244), a difference of 2 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 16.14:1).

#1B1D42 color codes

HEX	`#1B1D42`
RGB	`rgb(27, 29, 66)`
RGB percent	`rgb(10.6%, 11.4%, 25.9%)`
HSL	`hsl(237, 42%, 18%)`
HSV / HSB	`hsv(237, 59%, 26%)`
CMYK	`cmyk(59%, 56%, 0%, 74%)`
CIE LAB	`lab(12.64, 11.64, -23.85)`
CIE LCH	`lch(12.64, 26.54, 296.01)`
CIE XYZ	`xyz(1.874, 1.505, 5.345)`
Decimal	`1776962`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #1B1D42, based on their position on the color wheel.

Complementary

The color opposite on the color wheel (180°). Strongest contrast.

Analogous

Neighbors 30° either side. Calm, natural combinations.

Split complementary

The two colors next to the complement (150° and 210°).

Triadic

Three colors evenly spaced, 120° apart.

Tetradic (square)

Four colors 90° apart.

Shades, tints and tones

Shades (darker, mixed with black)

Tints (lighter, mixed with white)

Tones (mixed with gray)

Contrast and accessibility

Text on #1B1D42	Ratio	AA	AAA	AA large
Sample text	1.3:1	Fail	Fail	Fail
Sample text	16.14:1	Pass	Pass	Pass

#1B1D42 as text on	Ratio	AA	AAA	AA large
Sample text	16.14:1	Pass	Pass	Pass
Sample text	1.3:1	Fail	Fail	Fail

WCAG 2 asks for 4.5:1 for normal text (AA), 7:1 for AAA, and 3:1 for large text. Check other pairs.

Color blindness simulation

How #1B1D42 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #1b1d42; }
.text { color: #1b1d42; }
.border { border: 2px solid #1b1d42; }
.transparent { background-color: rgb(27 29 66 / 50%); }
.gradient { background: linear-gradient(to right, #1b1d42, #2c1b42); }

Background

Text color

Border

Similar colors

Closest common color name: Oxford Blue.

Questions

What color is #1B1D42?: #1B1D42 is a very dark, desaturated blue, closest to the named color Black Market. It belongs to the blue family of colors.
What is the RGB value of #1B1D42?: The RGB value is 27, 29, 66: 27 red, 29 green and 66 blue on a 0 to 255 scale.
What is the complementary color of #1B1D42?: The complementary color is #42401B, found by rotating the hue 180° on the color wheel.
Is black or white text better on #1B1D42?: White text. Black text has a contrast ratio of 1.3:1 and white text 16.14:1. WCAG asks for at least 4.5:1 for normal text.