What color is #51644B?

#51644B is a dark, grayish green, closest to the named color Muddy Olive. It belongs to the green family of colors.

What is the RGB value of #51644B?

The RGB value is 81, 100, 75: 81 red, 100 green and 75 blue on a 0 to 255 scale.

What is the complementary color of #51644B?

The complementary color is #5E4B64, found by rotating the hue 180° on the color wheel.

Is black or white text better on #51644B?

White text. Black text has a contrast ratio of 3.27:1 and white text 6.41:1. WCAG asks for at least 4.5:1 for normal text.

#51644B color

#51644B rgb(81, 100, 75)

Shades of green

The hex color #51644B is a dark, grayish green.

In the RGB color model it is made of 31.8% red, 39.2% green and 29.4% blue (81, 100, 75).

Its hue angle is 106°, with 14% saturation and 34% lightness. For print, the CMYK equivalent is 19% cyan, 0% magenta, 25% yellow and 61% black.

The closest named color is Muddy Olive (#4B5D46), a difference of 2.5 ΔE, a small difference.

White text is the more readable choice on this background (contrast 6.41:1).

#51644B color codes

HEX	`#51644B`
RGB	`rgb(81, 100, 75)`
RGB percent	`rgb(31.8%, 39.2%, 29.4%)`
HSL	`hsl(106, 14%, 34%)`
HSV / HSB	`hsv(106, 25%, 39%)`
CMYK	`cmyk(19%, 0%, 25%, 61%)`
CIE LAB	`lab(40.2, -12.5, 11.88)`
CIE LCH	`lch(40.2, 17.24, 136.46)`
CIE XYZ	`xyz(9.22, 11.371, 8.364)`
Decimal	`5334091`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #51644B, 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 #51644B	Ratio	AA	AAA	AA large
Sample text	3.27:1	Fail	Fail	Pass
Sample text	6.41:1	Pass	Fail	Pass

#51644B as text on	Ratio	AA	AAA	AA large
Sample text	6.41:1	Pass	Fail	Pass
Sample text	3.27:1	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 #51644B looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #51644b; }
.text { color: #51644b; }
.border { border: 2px solid #51644b; }
.transparent { background-color: rgb(81 100 75 / 50%); }
.gradient { background: linear-gradient(to right, #51644b, #4b6452); }

Background

Text color

Border

Similar colors

Closest common color name: Ebony.

Questions

What color is #51644B?: #51644B is a dark, grayish green, closest to the named color Muddy Olive. It belongs to the green family of colors.
What is the RGB value of #51644B?: The RGB value is 81, 100, 75: 81 red, 100 green and 75 blue on a 0 to 255 scale.
What is the complementary color of #51644B?: The complementary color is #5E4B64, found by rotating the hue 180° on the color wheel.
Is black or white text better on #51644B?: White text. Black text has a contrast ratio of 3.27:1 and white text 6.41:1. WCAG asks for at least 4.5:1 for normal text.