What color is #3F181D?

#3F181D is a very dark, desaturated red, closest to the named color Bruised Plum. It belongs to the red family of colors.

What is the RGB value of #3F181D?

The RGB value is 63, 24, 29: 63 red, 24 green and 29 blue on a 0 to 255 scale.

What is the complementary color of #3F181D?

The complementary color is #183F3A, found by rotating the hue 180° on the color wheel.

Is black or white text better on #3F181D?

White text. Black text has a contrast ratio of 1.36:1 and white text 15.44:1. WCAG asks for at least 4.5:1 for normal text.

#3F181D color

#3F181D rgb(63, 24, 29)

Shades of red

The hex color #3F181D is a very dark, desaturated red.

In the RGB color model it is made of 24.7% red, 9.4% green and 11.4% blue (63, 24, 29).

Its hue angle is 352°, with 45% saturation and 17% lightness. For print, the CMYK equivalent is 0% cyan, 62% magenta, 54% yellow and 75% black.

The closest named color is Bruised Plum (#3B1921), a difference of 2.6 ΔE, a small difference.

White text is the more readable choice on this background (contrast 15.44:1).

#3F181D color codes

HEX	`#3F181D`
RGB	`rgb(63, 24, 29)`
RGB percent	`rgb(24.7%, 9.4%, 11.4%)`
HSL	`hsl(352, 45%, 17%)`
HSV / HSB	`hsv(352, 62%, 25%)`
CMYK	`cmyk(0%, 62%, 54%, 75%)`
CIE LAB	`lab(14.4, 19.61, 5.86)`
CIE LCH	`lch(14.4, 20.47, 16.63)`
CIE XYZ	`xyz(2.598, 1.799, 1.373)`
Decimal	`4134941`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #3F181D, 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 #3F181D	Ratio	AA	AAA	AA large
Sample text	1.36:1	Fail	Fail	Fail
Sample text	15.44:1	Pass	Pass	Pass

#3F181D as text on	Ratio	AA	AAA	AA large
Sample text	15.44:1	Pass	Pass	Pass
Sample text	1.36:1	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 #3F181D looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #3f181d; }
.text { color: #3f181d; }
.border { border: 2px solid #3f181d; }
.transparent { background-color: rgb(63 24 29 / 50%); }
.gradient { background: linear-gradient(to right, #3f181d, #3f2718); }

Background

Text color

Border

Similar colors

Closest common color name: Espresso.

Questions

What color is #3F181D?: #3F181D is a very dark, desaturated red, closest to the named color Bruised Plum. It belongs to the red family of colors.
What is the RGB value of #3F181D?: The RGB value is 63, 24, 29: 63 red, 24 green and 29 blue on a 0 to 255 scale.
What is the complementary color of #3F181D?: The complementary color is #183F3A, found by rotating the hue 180° on the color wheel.
Is black or white text better on #3F181D?: White text. Black text has a contrast ratio of 1.36:1 and white text 15.44:1. WCAG asks for at least 4.5:1 for normal text.