What color is #637961?

#637961 is a grayish green, closest to the named color Emerald City. It belongs to the green family of colors.

What is the RGB value of #637961?

The RGB value is 99, 121, 97: 99 red, 121 green and 97 blue on a 0 to 255 scale.

What is the complementary color of #637961?

The complementary color is #776179, found by rotating the hue 180° on the color wheel.

Is black or white text better on #637961?

White text. Black text has a contrast ratio of 4.44:1 and white text 4.73:1. WCAG asks for at least 4.5:1 for normal text.

#637961 color

#637961 rgb(99, 121, 97)

Shades of green

The hex color #637961 is a grayish green.

In the RGB color model it is made of 38.8% red, 47.5% green and 38% blue (99, 121, 97).

Its hue angle is 115°, with 11% saturation and 43% lightness. For print, the CMYK equivalent is 18% cyan, 0% magenta, 20% yellow and 53% black.

The closest named color is Emerald City (#6A7E5F), a difference of 3.1 ΔE, a small difference.

White text is the more readable choice on this background (contrast 4.73:1).

#637961 color codes

HEX	`#637961`
RGB	`rgb(99, 121, 97)`
RGB percent	`rgb(38.8%, 47.5%, 38%)`
HSL	`hsl(115, 11%, 43%)`
HSV / HSB	`hsv(115, 20%, 47%)`
CMYK	`cmyk(18%, 0%, 20%, 53%)`
CIE LAB	`lab(48.5, -13.08, 10.55)`
CIE LCH	`lch(48.5, 16.8, 141.1)`
CIE XYZ	`xyz(14.14, 17.19, 13.88)`
Decimal	`6519137`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #637961, 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 #637961	Ratio	AA	AAA	AA large
Sample text	4.44:1	Fail	Fail	Pass
Sample text	4.73:1	Pass	Fail	Pass

#637961 as text on	Ratio	AA	AAA	AA large
Sample text	4.73:1	Pass	Fail	Pass
Sample text	4.44:1	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 #637961 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #637961; }
.text { color: #637961; }
.border { border: 2px solid #637961; }
.transparent { background-color: rgb(99 121 97 / 50%); }
.gradient { background: linear-gradient(to right, #637961, #61796b); }

Background

Text color

Border

Similar colors

Closest common color name: Smoke.

Questions

What color is #637961?: #637961 is a grayish green, closest to the named color Emerald City. It belongs to the green family of colors.
What is the RGB value of #637961?: The RGB value is 99, 121, 97: 99 red, 121 green and 97 blue on a 0 to 255 scale.
What is the complementary color of #637961?: The complementary color is #776179, found by rotating the hue 180° on the color wheel.
Is black or white text better on #637961?: White text. Black text has a contrast ratio of 4.44:1 and white text 4.73:1. WCAG asks for at least 4.5:1 for normal text.