What color is #131F33?

#131F33 is a very dark, desaturated azure, closest to the named color Trapped Darkness. It belongs to the black family of colors.

What is the RGB value of #131F33?

The RGB value is 19, 31, 51: 19 red, 31 green and 51 blue on a 0 to 255 scale.

What is the complementary color of #131F33?

The complementary color is #332713, found by rotating the hue 180° on the color wheel.

Is black or white text better on #131F33?

White text. Black text has a contrast ratio of 1.27:1 and white text 16.52:1. WCAG asks for at least 4.5:1 for normal text.

#131F33 color

#131F33 rgb(19, 31, 51)

Shades of black

The hex color #131F33 is a very dark, desaturated azure.

In the RGB color model it is made of 7.5% red, 12.2% green and 20% blue (19, 31, 51).

Its hue angle is 218°, with 46% saturation and 14% lightness. For print, the CMYK equivalent is 63% cyan, 39% magenta, 0% yellow and 80% black.

The closest named color is Trapped Darkness (#0E1D32), a difference of 1 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 16.52:1).

#131F33 color codes

HEX	`#131F33`
RGB	`rgb(19, 31, 51)`
RGB percent	`rgb(7.5%, 12.2%, 20%)`
HSL	`hsl(218, 46%, 14%)`
HSV / HSB	`hsv(218, 63%, 20%)`
CMYK	`cmyk(63%, 39%, 0%, 80%)`
CIE LAB	`lab(11.67, 1.99, -14.79)`
CIE LCH	`lch(11.67, 14.92, 277.68)`
CIE XYZ	`xyz(1.356, 1.357, 3.322)`
Decimal	`1253171`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #131F33, 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 #131F33	Ratio	AA	AAA	AA large
Sample text	1.27:1	Fail	Fail	Fail
Sample text	16.52:1	Pass	Pass	Pass

#131F33 as text on	Ratio	AA	AAA	AA large
Sample text	16.52:1	Pass	Pass	Pass
Sample text	1.27:1	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 #131F33 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #131f33; }
.text { color: #131f33; }
.border { border: 2px solid #131f33; }
.transparent { background-color: rgb(19 31 51 / 50%); }
.gradient { background: linear-gradient(to right, #131f33, #171333); }

Background

Text color

Border

Similar colors

Closest common color name: Oxford Blue.

Questions

What color is #131F33?: #131F33 is a very dark, desaturated azure, closest to the named color Trapped Darkness. It belongs to the black family of colors.
What is the RGB value of #131F33?: The RGB value is 19, 31, 51: 19 red, 31 green and 51 blue on a 0 to 255 scale.
What is the complementary color of #131F33?: The complementary color is #332713, found by rotating the hue 180° on the color wheel.
Is black or white text better on #131F33?: White text. Black text has a contrast ratio of 1.27:1 and white text 16.52:1. WCAG asks for at least 4.5:1 for normal text.