What color is #638F5E?

#638F5E is a grayish green, closest to the named color Medusa. It belongs to the green family of colors.

What is the RGB value of #638F5E?

The RGB value is 99, 143, 94: 99 red, 143 green and 94 blue on a 0 to 255 scale.

What is the complementary color of #638F5E?

The complementary color is #8A5E8F, found by rotating the hue 180° on the color wheel.

Is black or white text better on #638F5E?

Black text. Black text has a contrast ratio of 5.62:1 and white text 3.74:1. WCAG asks for at least 4.5:1 for normal text.

#638F5E color

#638F5E rgb(99, 143, 94)

Shades of green

The hex color #638F5E is a grayish green.

In the RGB color model it is made of 38.8% red, 56.1% green and 36.9% blue (99, 143, 94).

Its hue angle is 114°, with 21% saturation and 46% lightness. For print, the CMYK equivalent is 31% cyan, 0% magenta, 34% yellow and 44% black.

The closest named color is Medusa (#559260), a difference of 2.9 ΔE, a small difference.

Black text is the more readable choice on this background (contrast 5.62:1).

#638F5E color codes

HEX	`#638F5E`
RGB	`rgb(99, 143, 94)`
RGB percent	`rgb(38.8%, 56.1%, 36.9%)`
HSL	`hsl(114, 21%, 46%)`
HSV / HSB	`hsv(114, 34%, 56%)`
CMYK	`cmyk(31%, 0%, 34%, 44%)`
CIE LAB	`lab(55.18, -25.17, 21.42)`
CIE LCH	`lch(55.18, 33.04, 139.6)`
CIE XYZ	`xyz(16.988, 23.105, 14.152)`
Decimal	`6524766`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #638F5E, 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 #638F5E	Ratio	AA	AAA	AA large
Sample text	5.62:1	Pass	Fail	Pass
Sample text	3.74:1	Fail	Fail	Pass

#638F5E as text on	Ratio	AA	AAA	AA large
Sample text	3.74:1	Fail	Fail	Pass
Sample text	5.62:1	Pass	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 #638F5E looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #638f5e; }
.text { color: #638f5e; }
.border { border: 2px solid #638f5e; }
.transparent { background-color: rgb(99 143 94 / 50%); }
.gradient { background: linear-gradient(to right, #638f5e, #5e8f72); }

Background

Text color

Border

Similar colors

Closest common color name: Sea Green.

Questions

What color is #638F5E?: #638F5E is a grayish green, closest to the named color Medusa. It belongs to the green family of colors.
What is the RGB value of #638F5E?: The RGB value is 99, 143, 94: 99 red, 143 green and 94 blue on a 0 to 255 scale.
What is the complementary color of #638F5E?: The complementary color is #8A5E8F, found by rotating the hue 180° on the color wheel.
Is black or white text better on #638F5E?: Black text. Black text has a contrast ratio of 5.62:1 and white text 3.74:1. WCAG asks for at least 4.5:1 for normal text.