What color is #213F3D?

#213F3D 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 #213F3D?

The RGB value is 33, 63, 61: 33 red, 63 green and 61 blue on a 0 to 255 scale.

What is the complementary color of #213F3D?

The complementary color is #3F2123, found by rotating the hue 180° on the color wheel.

Is black or white text better on #213F3D?

White text. Black text has a contrast ratio of 1.84:1 and white text 11.39:1. WCAG asks for at least 4.5:1 for normal text.

#213F3D color

#213F3D rgb(33, 63, 61)

Shades of gray

The hex color #213F3D is a very dark, desaturated cyan.

In the RGB color model it is made of 12.9% red, 24.7% green and 23.9% blue (33, 63, 61).

Its hue angle is 176°, with 31% saturation and 19% lightness. For print, the CMYK equivalent is 48% cyan, 0% magenta, 3% yellow and 75% black.

The closest named color is Emerald Forest (#224347), a difference of 3.6 ΔE, a small difference.

White text is the more readable choice on this background (contrast 11.39:1).

#213F3D color codes

HEX	`#213F3D`
RGB	`rgb(33, 63, 61)`
RGB percent	`rgb(12.9%, 24.7%, 23.9%)`
HSL	`hsl(176, 31%, 19%)`
HSV / HSB	`hsv(176, 48%, 25%)`
CMYK	`cmyk(48%, 0%, 3%, 75%)`
CIE LAB	`lab(24.37, -11.78, -2.29)`
CIE LCH	`lch(24.37, 12, 190.98)`
CIE XYZ	`xyz(3.247, 4.215, 5.056)`
Decimal	`2178877`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #213F3D, 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 #213F3D	Ratio	AA	AAA	AA large
Sample text	1.84:1	Fail	Fail	Fail
Sample text	11.39:1	Pass	Pass	Pass

#213F3D as text on	Ratio	AA	AAA	AA large
Sample text	11.39:1	Pass	Pass	Pass
Sample text	1.84:1	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 #213F3D looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #213f3d; }
.text { color: #213f3d; }
.border { border: 2px solid #213f3d; }
.transparent { background-color: rgb(33 63 61 / 50%); }
.gradient { background: linear-gradient(to right, #213f3d, #21323f); }

Background

Text color

Border

Similar colors

Questions

What color is #213F3D?: #213F3D 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 #213F3D?: The RGB value is 33, 63, 61: 33 red, 63 green and 61 blue on a 0 to 255 scale.
What is the complementary color of #213F3D?: The complementary color is #3F2123, found by rotating the hue 180° on the color wheel.
Is black or white text better on #213F3D?: White text. Black text has a contrast ratio of 1.84:1 and white text 11.39:1. WCAG asks for at least 4.5:1 for normal text.