What color is #243C42?

#243C42 is a dark, desaturated cyan, closest to the named color Royal Neptune. It belongs to the gray family of colors.

What is the RGB value of #243C42?

The RGB value is 36, 60, 66: 36 red, 60 green and 66 blue on a 0 to 255 scale.

What is the complementary color of #243C42?

The complementary color is #422A24, found by rotating the hue 180° on the color wheel.

Is black or white text better on #243C42?

White text. Black text has a contrast ratio of 1.8:1 and white text 11.67:1. WCAG asks for at least 4.5:1 for normal text.

#243C42 color

#243C42 rgb(36, 60, 66)

Shades of gray

The hex color #243C42 is a dark, desaturated cyan.

In the RGB color model it is made of 14.1% red, 23.5% green and 25.9% blue (36, 60, 66).

Its hue angle is 192°, with 29% saturation and 20% lightness. For print, the CMYK equivalent is 45% cyan, 9% magenta, 0% yellow and 74% black.

The closest named color is Royal Neptune (#1C3B42), a difference of 1.8 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 11.67:1).

#243C42 color codes

HEX	`#243C42`
RGB	`rgb(36, 60, 66)`
RGB percent	`rgb(14.1%, 23.5%, 25.9%)`
HSL	`hsl(192, 29%, 20%)`
HSV / HSB	`hsv(192, 45%, 26%)`
CMYK	`cmyk(45%, 9%, 0%, 74%)`
CIE LAB	`lab(23.67, -7.45, -6.64)`
CIE LCH	`lch(23.67, 9.97, 221.71)`
CIE XYZ	`xyz(3.326, 4, 5.75)`
Decimal	`2374722`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #243C42, 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 #243C42	Ratio	AA	AAA	AA large
Sample text	1.8:1	Fail	Fail	Fail
Sample text	11.67:1	Pass	Pass	Pass

#243C42 as text on	Ratio	AA	AAA	AA large
Sample text	11.67:1	Pass	Pass	Pass
Sample text	1.8:1	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 #243C42 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #243c42; }
.text { color: #243c42; }
.border { border: 2px solid #243c42; }
.transparent { background-color: rgb(36 60 66 / 50%); }
.gradient { background: linear-gradient(to right, #243c42, #242d42); }

Background

Text color

Border

Similar colors

Closest common color name: Gunmetal.

Questions

What color is #243C42?: #243C42 is a dark, desaturated cyan, closest to the named color Royal Neptune. It belongs to the gray family of colors.
What is the RGB value of #243C42?: The RGB value is 36, 60, 66: 36 red, 60 green and 66 blue on a 0 to 255 scale.
What is the complementary color of #243C42?: The complementary color is #422A24, found by rotating the hue 180° on the color wheel.
Is black or white text better on #243C42?: White text. Black text has a contrast ratio of 1.8:1 and white text 11.67:1. WCAG asks for at least 4.5:1 for normal text.