What color is #1D2531?

#1D2531 is a very dark, desaturated azure, closest to the named color Dark. It belongs to the black family of colors.

What is the RGB value of #1D2531?

The RGB value is 29, 37, 49: 29 red, 37 green and 49 blue on a 0 to 255 scale.

What is the complementary color of #1D2531?

The complementary color is #31291D, found by rotating the hue 180° on the color wheel.

Is black or white text better on #1D2531?

White text. Black text has a contrast ratio of 1.36:1 and white text 15.43:1. WCAG asks for at least 4.5:1 for normal text.

#1D2531 color

#1D2531 rgb(29, 37, 49)

Shades of black

The hex color #1D2531 is a very dark, desaturated azure.

In the RGB color model it is made of 11.4% red, 14.5% green and 19.2% blue (29, 37, 49).

Its hue angle is 216°, with 26% saturation and 15% lightness. For print, the CMYK equivalent is 41% cyan, 24% magenta, 0% yellow and 81% black.

The closest named color is Dark (#1B2431), a difference of 0.7 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 15.43:1).

#1D2531 color codes

HEX	`#1D2531`
RGB	`rgb(29, 37, 49)`
RGB percent	`rgb(11.4%, 14.5%, 19.2%)`
HSL	`hsl(216, 26%, 15%)`
HSV / HSB	`hsv(216, 41%, 19%)`
CMYK	`cmyk(41%, 24%, 0%, 81%)`
CIE LAB	`lab(14.43, 0.15, -9.01)`
CIE LCH	`lch(14.43, 9.01, 270.96)`
CIE XYZ	`xyz(1.722, 1.806, 3.163)`
Decimal	`1910065`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #1D2531, 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 #1D2531	Ratio	AA	AAA	AA large
Sample text	1.36:1	Fail	Fail	Fail
Sample text	15.43:1	Pass	Pass	Pass

#1D2531 as text on	Ratio	AA	AAA	AA large
Sample text	15.43:1	Pass	Pass	Pass
Sample text	1.36:1	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 #1D2531 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #1d2531; }
.text { color: #1d2531; }
.border { border: 2px solid #1d2531; }
.transparent { background-color: rgb(29 37 49 / 50%); }
.gradient { background: linear-gradient(to right, #1d2531, #1f1d31); }

Background

Text color

Border

Similar colors

Closest common color name: Gunmetal.

Questions

What color is #1D2531?: #1D2531 is a very dark, desaturated azure, closest to the named color Dark. It belongs to the black family of colors.
What is the RGB value of #1D2531?: The RGB value is 29, 37, 49: 29 red, 37 green and 49 blue on a 0 to 255 scale.
What is the complementary color of #1D2531?: The complementary color is #31291D, found by rotating the hue 180° on the color wheel.
Is black or white text better on #1D2531?: White text. Black text has a contrast ratio of 1.36:1 and white text 15.43:1. WCAG asks for at least 4.5:1 for normal text.