What color is #233B3A?

#233B3A 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 #233B3A?

The RGB value is 35, 59, 58: 35 red, 59 green and 58 blue on a 0 to 255 scale.

What is the complementary color of #233B3A?

The complementary color is #3B2324, found by rotating the hue 180° on the color wheel.

Is black or white text better on #233B3A?

White text. Black text has a contrast ratio of 1.76:1 and white text 11.94:1. WCAG asks for at least 4.5:1 for normal text.

#233B3A color

#233B3A rgb(35, 59, 58)

Shades of gray

The hex color #233B3A is a very dark, desaturated cyan.

In the RGB color model it is made of 13.7% red, 23.1% green and 22.7% blue (35, 59, 58).

Its hue angle is 177°, with 26% saturation and 18% lightness. For print, the CMYK equivalent is 41% cyan, 0% magenta, 2% yellow and 77% black.

The closest named color is Emerald Forest (#224347), a difference of 3.9 ΔE, a small difference.

White text is the more readable choice on this background (contrast 11.94:1).

#233B3A color codes

HEX	`#233B3A`
RGB	`rgb(35, 59, 58)`
RGB percent	`rgb(13.7%, 23.1%, 22.7%)`
HSL	`hsl(177, 26%, 18%)`
HSV / HSB	`hsv(177, 41%, 23%)`
CMYK	`cmyk(41%, 0%, 2%, 77%)`
CIE LAB	`lab(22.97, -9.58, -2.34)`
CIE LCH	`lch(22.97, 9.87, 193.75)`
CIE XYZ	`xyz(3.021, 3.791, 4.575)`
Decimal	`2308922`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #233B3A, 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 #233B3A	Ratio	AA	AAA	AA large
Sample text	1.76:1	Fail	Fail	Fail
Sample text	11.94:1	Pass	Pass	Pass

#233B3A as text on	Ratio	AA	AAA	AA large
Sample text	11.94:1	Pass	Pass	Pass
Sample text	1.76:1	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 #233B3A looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #233b3a; }
.text { color: #233b3a; }
.border { border: 2px solid #233b3a; }
.transparent { background-color: rgb(35 59 58 / 50%); }
.gradient { background: linear-gradient(to right, #233b3a, #23303b); }

Background

Text color

Border

Similar colors

Closest common color name: Dark Slate Gray.

Questions

What color is #233B3A?: #233B3A 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 #233B3A?: The RGB value is 35, 59, 58: 35 red, 59 green and 58 blue on a 0 to 255 scale.
What is the complementary color of #233B3A?: The complementary color is #3B2324, found by rotating the hue 180° on the color wheel.
Is black or white text better on #233B3A?: White text. Black text has a contrast ratio of 1.76:1 and white text 11.94:1. WCAG asks for at least 4.5:1 for normal text.