What color is #51645A?

#51645A is a dark, grayish green, closest to the named color Dark Forest. It belongs to the gray family of colors.

What is the RGB value of #51645A?

The RGB value is 81, 100, 90: 81 red, 100 green and 90 blue on a 0 to 255 scale.

What is the complementary color of #51645A?

The complementary color is #64515B, found by rotating the hue 180° on the color wheel.

Is black or white text better on #51645A?

White text. Black text has a contrast ratio of 3.32:1 and white text 6.32:1. WCAG asks for at least 4.5:1 for normal text.

#51645A color

#51645A rgb(81, 100, 90)

Shades of gray

The hex color #51645A is a dark, grayish green.

In the RGB color model it is made of 31.8% red, 39.2% green and 35.3% blue (81, 100, 90).

Its hue angle is 148°, with 10% saturation and 35% lightness. For print, the CMYK equivalent is 19% cyan, 0% magenta, 10% yellow and 61% black.

The closest named color is Dark Forest (#556962), a difference of 2.4 ΔE, a small difference.

White text is the more readable choice on this background (contrast 6.32:1).

#51645A color codes

HEX	`#51645A`
RGB	`rgb(81, 100, 90)`
RGB percent	`rgb(31.8%, 39.2%, 35.3%)`
HSL	`hsl(148, 10%, 35%)`
HSV / HSB	`hsv(148, 19%, 39%)`
CMYK	`cmyk(19%, 0%, 10%, 61%)`
CIE LAB	`lab(40.58, -9.44, 3.3)`
CIE LCH	`lch(40.58, 10, 160.75)`
CIE XYZ	`xyz(9.795, 11.602, 11.394)`
Decimal	`5334106`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #51645A, 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 #51645A	Ratio	AA	AAA	AA large
Sample text	3.32:1	Fail	Fail	Pass
Sample text	6.32:1	Pass	Fail	Pass

#51645A as text on	Ratio	AA	AAA	AA large
Sample text	6.32:1	Pass	Fail	Pass
Sample text	3.32:1	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 #51645A looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #51645a; }
.text { color: #51645a; }
.border { border: 2px solid #51645a; }
.transparent { background-color: rgb(81 100 90 / 50%); }
.gradient { background: linear-gradient(to right, #51645a, #516464); }

Background

Text color

Border

Similar colors

Questions

What color is #51645A?: #51645A is a dark, grayish green, closest to the named color Dark Forest. It belongs to the gray family of colors.
What is the RGB value of #51645A?: The RGB value is 81, 100, 90: 81 red, 100 green and 90 blue on a 0 to 255 scale.
What is the complementary color of #51645A?: The complementary color is #64515B, found by rotating the hue 180° on the color wheel.
Is black or white text better on #51645A?: White text. Black text has a contrast ratio of 3.32:1 and white text 6.32:1. WCAG asks for at least 4.5:1 for normal text.