What color is #102B31?

#102B31 is a very dark, moderate cyan, closest to the named color Black Box. It belongs to the black family of colors.

What is the RGB value of #102B31?

The RGB value is 16, 43, 49: 16 red, 43 green and 49 blue on a 0 to 255 scale.

What is the complementary color of #102B31?

The complementary color is #311610, found by rotating the hue 180° on the color wheel.

Is black or white text better on #102B31?

White text. Black text has a contrast ratio of 1.41:1 and white text 14.87:1. WCAG asks for at least 4.5:1 for normal text.

#102B31 color

#102B31 rgb(16, 43, 49)

Shades of black

The hex color #102B31 is a very dark, moderate cyan.

In the RGB color model it is made of 6.3% red, 16.9% green and 19.2% blue (16, 43, 49).

Its hue angle is 191°, with 51% saturation and 13% lightness. For print, the CMYK equivalent is 67% cyan, 12% magenta, 0% yellow and 81% black.

The closest named color is Black Box (#0F282F), a difference of 1.4 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 14.87:1).

#102B31 color codes

HEX	`#102B31`
RGB	`rgb(16, 43, 49)`
RGB percent	`rgb(6.3%, 16.9%, 19.2%)`
HSL	`hsl(191, 51%, 13%)`
HSV / HSB	`hsv(191, 67%, 19%)`
CMYK	`cmyk(67%, 12%, 0%, 81%)`
CIE LAB	`lab(15.8, -8.07, -7.01)`
CIE LCH	`lch(15.8, 10.69, 220.96)`
CIE XYZ	`xyz(1.632, 2.06, 3.217)`
Decimal	`1059633`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #102B31, 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 #102B31	Ratio	AA	AAA	AA large
Sample text	1.41:1	Fail	Fail	Fail
Sample text	14.87:1	Pass	Pass	Pass

#102B31 as text on	Ratio	AA	AAA	AA large
Sample text	14.87:1	Pass	Pass	Pass
Sample text	1.41:1	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 #102B31 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #102b31; }
.text { color: #102b31; }
.border { border: 2px solid #102b31; }
.transparent { background-color: rgb(16 43 49 / 50%); }
.gradient { background: linear-gradient(to right, #102b31, #101b31); }

Background

Text color

Border

Similar colors

Closest common color name: Gunmetal.

Questions

What color is #102B31?: #102B31 is a very dark, moderate cyan, closest to the named color Black Box. It belongs to the black family of colors.
What is the RGB value of #102B31?: The RGB value is 16, 43, 49: 16 red, 43 green and 49 blue on a 0 to 255 scale.
What is the complementary color of #102B31?: The complementary color is #311610, found by rotating the hue 180° on the color wheel.
Is black or white text better on #102B31?: White text. Black text has a contrast ratio of 1.41:1 and white text 14.87:1. WCAG asks for at least 4.5:1 for normal text.