What color is #3F4C55?

#3F4C55 is a dark, grayish azure, closest to the named color Abyssal. It belongs to the gray family of colors.

What is the RGB value of #3F4C55?

The RGB value is 63, 76, 85: 63 red, 76 green and 85 blue on a 0 to 255 scale.

What is the complementary color of #3F4C55?

The complementary color is #55483F, found by rotating the hue 180° on the color wheel.

Is black or white text better on #3F4C55?

White text. Black text has a contrast ratio of 2.38:1 and white text 8.84:1. WCAG asks for at least 4.5:1 for normal text.

#3F4C55 color

#3F4C55 rgb(63, 76, 85)

Shades of gray

The hex color #3F4C55 is a dark, grayish azure.

In the RGB color model it is made of 24.7% red, 29.8% green and 33.3% blue (63, 76, 85).

Its hue angle is 205°, with 15% saturation and 29% lightness. For print, the CMYK equivalent is 26% cyan, 11% magenta, 0% yellow and 67% black.

The closest named color is Abyssal (#404C57), a difference of 1.4 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 8.84:1).

#3F4C55 color codes

HEX	`#3F4C55`
RGB	`rgb(63, 76, 85)`
RGB percent	`rgb(24.7%, 29.8%, 33.3%)`
HSL	`hsl(205, 15%, 29%)`
HSV / HSB	`hsv(205, 26%, 33%)`
CMYK	`cmyk(26%, 11%, 0%, 67%)`
CIE LAB	`lab(31.54, -2.83, -7.03)`
CIE LCH	`lch(31.54, 7.58, 248.1)`
CIE XYZ	`xyz(6.274, 6.881, 9.59)`
Decimal	`4148309`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #3F4C55, 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 #3F4C55	Ratio	AA	AAA	AA large
Sample text	2.38:1	Fail	Fail	Fail
Sample text	8.84:1	Pass	Pass	Pass

#3F4C55 as text on	Ratio	AA	AAA	AA large
Sample text	8.84:1	Pass	Pass	Pass
Sample text	2.38:1	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 #3F4C55 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #3f4c55; }
.text { color: #3f4c55; }
.border { border: 2px solid #3f4c55; }
.transparent { background-color: rgb(63 76 85 / 50%); }
.gradient { background: linear-gradient(to right, #3f4c55, #3f4155); }

Background

Text color

Border

Similar colors

Questions

What color is #3F4C55?: #3F4C55 is a dark, grayish azure, closest to the named color Abyssal. It belongs to the gray family of colors.
What is the RGB value of #3F4C55?: The RGB value is 63, 76, 85: 63 red, 76 green and 85 blue on a 0 to 255 scale.
What is the complementary color of #3F4C55?: The complementary color is #55483F, found by rotating the hue 180° on the color wheel.
Is black or white text better on #3F4C55?: White text. Black text has a contrast ratio of 2.38:1 and white text 8.84:1. WCAG asks for at least 4.5:1 for normal text.