What color is #51656E?

#51656E is a dark, grayish azure, closest to the named color Silent Night. It belongs to the gray family of colors.

What is the RGB value of #51656E?

The RGB value is 81, 101, 110: 81 red, 101 green and 110 blue on a 0 to 255 scale.

What is the complementary color of #51656E?

The complementary color is #6E5A51, found by rotating the hue 180° on the color wheel.

Is black or white text better on #51656E?

White text. Black text has a contrast ratio of 3.44:1 and white text 6.11:1. WCAG asks for at least 4.5:1 for normal text.

#51656E color

#51656E rgb(81, 101, 110)

Shades of gray

The hex color #51656E is a dark, grayish azure.

In the RGB color model it is made of 31.8% red, 39.6% green and 43.1% blue (81, 101, 110).

Its hue angle is 199°, with 15% saturation and 37% lightness. For print, the CMYK equivalent is 26% cyan, 8% magenta, 0% yellow and 57% black.

The closest named color is Silent Night (#526771), a difference of 0.8 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 6.11:1).

#51656E color codes

HEX	`#51656E`
RGB	`rgb(81, 101, 110)`
RGB percent	`rgb(31.8%, 39.6%, 43.1%)`
HSL	`hsl(199, 15%, 37%)`
HSV / HSB	`hsv(199, 26%, 43%)`
CMYK	`cmyk(26%, 8%, 0%, 57%)`
CIE LAB	`lab(41.5, -5.23, -7.54)`
CIE LCH	`lch(41.5, 9.18, 235.25)`
CIE XYZ	`xyz(10.861, 12.182, 16.528)`
Decimal	`5334382`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #51656E, 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 #51656E	Ratio	AA	AAA	AA large
Sample text	3.44:1	Fail	Fail	Pass
Sample text	6.11:1	Pass	Fail	Pass

#51656E as text on	Ratio	AA	AAA	AA large
Sample text	6.11:1	Pass	Fail	Pass
Sample text	3.44:1	Fail	Fail	Pass

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 #51656E looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #51656e; }
.text { color: #51656e; }
.border { border: 2px solid #51656e; }
.transparent { background-color: rgb(81 101 110 / 50%); }
.gradient { background: linear-gradient(to right, #51656e, #51566e); }

Background

Text color

Border

Similar colors

Closest common color name: Dim Gray.

Questions

What color is #51656E?: #51656E is a dark, grayish azure, closest to the named color Silent Night. It belongs to the gray family of colors.
What is the RGB value of #51656E?: The RGB value is 81, 101, 110: 81 red, 101 green and 110 blue on a 0 to 255 scale.
What is the complementary color of #51656E?: The complementary color is #6E5A51, found by rotating the hue 180° on the color wheel.
Is black or white text better on #51656E?: White text. Black text has a contrast ratio of 3.44:1 and white text 6.11:1. WCAG asks for at least 4.5:1 for normal text.