What color is #283133?

#283133 is a very dark, grayish cyan, closest to the named color Nightmare Fuel. It belongs to the black family of colors.

What is the RGB value of #283133?

The RGB value is 40, 49, 51: 40 red, 49 green and 51 blue on a 0 to 255 scale.

What is the complementary color of #283133?

The complementary color is #332A28, found by rotating the hue 180° on the color wheel.

Is black or white text better on #283133?

White text. Black text has a contrast ratio of 1.58:1 and white text 13.31:1. WCAG asks for at least 4.5:1 for normal text.

#283133 color

#283133 rgb(40, 49, 51)

Shades of black

The hex color #283133 is a very dark, grayish cyan.

In the RGB color model it is made of 15.7% red, 19.2% green and 20% blue (40, 49, 51).

Its hue angle is 191°, with 12% saturation and 18% lightness. For print, the CMYK equivalent is 22% cyan, 4% magenta, 0% yellow and 80% black.

The closest named color is Nightmare Fuel (#293135), a difference of 1.6 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 13.31:1).

#283133 color codes

HEX	`#283133`
RGB	`rgb(40, 49, 51)`
RGB percent	`rgb(15.7%, 19.2%, 20%)`
HSL	`hsl(191, 12%, 18%)`
HSV / HSB	`hsv(191, 22%, 20%)`
CMYK	`cmyk(22%, 4%, 0%, 80%)`
CIE LAB	`lab(19.58, -3.29, -2.56)`
CIE LCH	`lch(19.58, 4.17, 217.85)`
CIE XYZ	`xyz(2.571, 2.887, 3.553)`
Decimal	`2634035`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #283133, 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 #283133	Ratio	AA	AAA	AA large
Sample text	1.58:1	Fail	Fail	Fail
Sample text	13.31:1	Pass	Pass	Pass

#283133 as text on	Ratio	AA	AAA	AA large
Sample text	13.31:1	Pass	Pass	Pass
Sample text	1.58:1	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 #283133 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #283133; }
.text { color: #283133; }
.border { border: 2px solid #283133; }
.transparent { background-color: rgb(40 49 51 / 50%); }
.gradient { background: linear-gradient(to right, #283133, #282c33); }

Background

Text color

Border

Similar colors

Questions

What color is #283133?: #283133 is a very dark, grayish cyan, closest to the named color Nightmare Fuel. It belongs to the black family of colors.
What is the RGB value of #283133?: The RGB value is 40, 49, 51: 40 red, 49 green and 51 blue on a 0 to 255 scale.
What is the complementary color of #283133?: The complementary color is #332A28, found by rotating the hue 180° on the color wheel.
Is black or white text better on #283133?: White text. Black text has a contrast ratio of 1.58:1 and white text 13.31:1. WCAG asks for at least 4.5:1 for normal text.