What color is #3F494E?

#3F494E is a dark, grayish azure, closest to the named color Lights Out. It belongs to the gray family of colors.

What is the RGB value of #3F494E?

The RGB value is 63, 73, 78: 63 red, 73 green and 78 blue on a 0 to 255 scale.

What is the complementary color of #3F494E?

The complementary color is #4E443F, found by rotating the hue 180° on the color wheel.

Is black or white text better on #3F494E?

White text. Black text has a contrast ratio of 2.27:1 and white text 9.23:1. WCAG asks for at least 4.5:1 for normal text.

#3F494E color

#3F494E rgb(63, 73, 78)

Shades of gray

The hex color #3F494E is a dark, grayish azure.

In the RGB color model it is made of 24.7% red, 28.6% green and 30.6% blue (63, 73, 78).

Its hue angle is 200°, with 11% saturation and 28% lightness. For print, the CMYK equivalent is 19% cyan, 6% magenta, 0% yellow and 69% black.

The closest named color is Lights Out (#3D474B), a difference of 0.9 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 9.23:1).

#3F494E color codes

HEX	`#3F494E`
RGB	`rgb(63, 73, 78)`
RGB percent	`rgb(24.7%, 28.6%, 30.6%)`
HSL	`hsl(200, 11%, 28%)`
HSV / HSB	`hsv(200, 19%, 31%)`
CMYK	`cmyk(19%, 6%, 0%, 69%)`
CIE LAB	`lab(30.33, -2.77, -4.34)`
CIE LCH	`lch(30.33, 5.15, 237.39)`
CIE XYZ	`xyz(5.807, 6.372, 8.13)`
Decimal	`4147534`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #3F494E, 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 #3F494E	Ratio	AA	AAA	AA large
Sample text	2.27:1	Fail	Fail	Fail
Sample text	9.23:1	Pass	Pass	Pass

#3F494E as text on	Ratio	AA	AAA	AA large
Sample text	9.23:1	Pass	Pass	Pass
Sample text	2.27:1	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 #3F494E looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #3f494e; }
.text { color: #3f494e; }
.border { border: 2px solid #3f494e; }
.transparent { background-color: rgb(63 73 78 / 50%); }
.gradient { background: linear-gradient(to right, #3f494e, #3f424e); }

Background

Text color

Border

Similar colors

Closest common color name: Charcoal.

Questions

What color is #3F494E?: #3F494E is a dark, grayish azure, closest to the named color Lights Out. It belongs to the gray family of colors.
What is the RGB value of #3F494E?: The RGB value is 63, 73, 78: 63 red, 73 green and 78 blue on a 0 to 255 scale.
What is the complementary color of #3F494E?: The complementary color is #4E443F, found by rotating the hue 180° on the color wheel.
Is black or white text better on #3F494E?: White text. Black text has a contrast ratio of 2.27:1 and white text 9.23:1. WCAG asks for at least 4.5:1 for normal text.