What color is #423F3A?

#423F3A is a dark gray, closest to the named color Deepest Nightmare. It belongs to the gray family of colors.

What is the RGB value of #423F3A?

The RGB value is 66, 63, 58: 66 red, 63 green and 58 blue on a 0 to 255 scale.

What is the complementary color of #423F3A?

The complementary color is #3A3D42, found by rotating the hue 180° on the color wheel.

Is black or white text better on #423F3A?

White text. Black text has a contrast ratio of 2:1 and white text 10.48:1. WCAG asks for at least 4.5:1 for normal text.

#423F3A color

#423F3A rgb(66, 63, 58)

Shades of gray

The hex color #423F3A is a dark gray.

In the RGB color model it is made of 25.9% red, 24.7% green and 22.7% blue (66, 63, 58).

Its hue angle is 37°, with 6% saturation and 24% lightness. For print, the CMYK equivalent is 0% cyan, 5% magenta, 12% yellow and 74% black.

The closest named color is Deepest Nightmare (#44413C), a difference of 0.7 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 10.48:1).

#423F3A color codes

HEX	`#423F3A`
RGB	`rgb(66, 63, 58)`
RGB percent	`rgb(25.9%, 24.7%, 22.7%)`
HSL	`hsl(37, 6%, 24%)`
HSV / HSB	`hsv(37, 12%, 26%)`
CMYK	`cmyk(0%, 5%, 12%, 74%)`
CIE LAB	`lab(26.79, 0.23, 3.52)`
CIE LCH	`lch(26.79, 3.53, 86.3)`
CIE XYZ	`xyz(4.788, 5.019, 4.719)`
Decimal	`4341562`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #423F3A, 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 #423F3A	Ratio	AA	AAA	AA large
Sample text	2:1	Fail	Fail	Fail
Sample text	10.48:1	Pass	Pass	Pass

#423F3A as text on	Ratio	AA	AAA	AA large
Sample text	10.48:1	Pass	Pass	Pass
Sample text	2:1	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 #423F3A looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #423f3a; }
.text { color: #423f3a; }
.border { border: 2px solid #423f3a; }
.transparent { background-color: rgb(66 63 58 / 50%); }
.gradient { background: linear-gradient(to right, #423f3a, #41423a); }

Background

Text color

Border

Similar colors

Questions

What color is #423F3A?: #423F3A is a dark gray, closest to the named color Deepest Nightmare. It belongs to the gray family of colors.
What is the RGB value of #423F3A?: The RGB value is 66, 63, 58: 66 red, 63 green and 58 blue on a 0 to 255 scale.
What is the complementary color of #423F3A?: The complementary color is #3A3D42, found by rotating the hue 180° on the color wheel.
Is black or white text better on #423F3A?: White text. Black text has a contrast ratio of 2:1 and white text 10.48:1. WCAG asks for at least 4.5:1 for normal text.