What color is #253D3F?

#253D3F is a very dark, desaturated cyan, closest to the named color Emerald Forest. It belongs to the gray family of colors.

What is the RGB value of #253D3F?

The RGB value is 37, 61, 63: 37 red, 61 green and 63 blue on a 0 to 255 scale.

What is the complementary color of #253D3F?

The complementary color is #3F2725, found by rotating the hue 180° on the color wheel.

Is black or white text better on #253D3F?

White text. Black text has a contrast ratio of 1.82:1 and white text 11.55:1. WCAG asks for at least 4.5:1 for normal text.

#253D3F color

#253D3F rgb(37, 61, 63)

Shades of gray

The hex color #253D3F is a very dark, desaturated cyan.

In the RGB color model it is made of 14.5% red, 23.9% green and 24.7% blue (37, 61, 63).

Its hue angle is 185°, with 26% saturation and 20% lightness. For print, the CMYK equivalent is 41% cyan, 3% magenta, 0% yellow and 75% black.

The closest named color is Emerald Forest (#224347), a difference of 2.8 ΔE, a small difference.

White text is the more readable choice on this background (contrast 11.55:1).

#253D3F color codes

HEX	`#253D3F`
RGB	`rgb(37, 61, 63)`
RGB percent	`rgb(14.5%, 23.9%, 24.7%)`
HSL	`hsl(185, 26%, 20%)`
HSV / HSB	`hsv(185, 41%, 25%)`
CMYK	`cmyk(41%, 3%, 0%, 75%)`
CIE LAB	`lab(23.97, -8.68, -4.19)`
CIE LCH	`lch(23.97, 9.64, 205.78)`
CIE XYZ	`xyz(3.329, 4.089, 5.316)`
Decimal	`2440511`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #253D3F, 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 #253D3F	Ratio	AA	AAA	AA large
Sample text	1.82:1	Fail	Fail	Fail
Sample text	11.55:1	Pass	Pass	Pass

#253D3F as text on	Ratio	AA	AAA	AA large
Sample text	11.55:1	Pass	Pass	Pass
Sample text	1.82:1	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 #253D3F looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #253d3f; }
.text { color: #253d3f; }
.border { border: 2px solid #253d3f; }
.transparent { background-color: rgb(37 61 63 / 50%); }
.gradient { background: linear-gradient(to right, #253d3f, #25303f); }

Background

Text color

Border

Similar colors

Closest common color name: Dark Slate Gray.

Questions

What color is #253D3F?: #253D3F is a very dark, desaturated cyan, closest to the named color Emerald Forest. It belongs to the gray family of colors.
What is the RGB value of #253D3F?: The RGB value is 37, 61, 63: 37 red, 61 green and 63 blue on a 0 to 255 scale.
What is the complementary color of #253D3F?: The complementary color is #3F2725, found by rotating the hue 180° on the color wheel.
Is black or white text better on #253D3F?: White text. Black text has a contrast ratio of 1.82:1 and white text 11.55:1. WCAG asks for at least 4.5:1 for normal text.