What color is #637F68?

#637F68 is a grayish green, closest to the named color Clouded Pine. It belongs to the green family of colors.

What is the RGB value of #637F68?

The RGB value is 99, 127, 104: 99 red, 127 green and 104 blue on a 0 to 255 scale.

What is the complementary color of #637F68?

The complementary color is #7F637A, found by rotating the hue 180° on the color wheel.

Is black or white text better on #637F68?

Black text. Black text has a contrast ratio of 4.77:1 and white text 4.41:1. WCAG asks for at least 4.5:1 for normal text.

#637F68 color

#637F68 rgb(99, 127, 104)

Shades of green

The hex color #637F68 is a grayish green.

In the RGB color model it is made of 38.8% red, 49.8% green and 40.8% blue (99, 127, 104).

Its hue angle is 131°, with 12% saturation and 44% lightness. For print, the CMYK equivalent is 22% cyan, 0% magenta, 18% yellow and 50% black.

The closest named color is Clouded Pine (#628468), a difference of 2.6 ΔE, a small difference.

Black text is the more readable choice on this background (contrast 4.77:1).

#637F68 color codes

HEX	`#637F68`
RGB	`rgb(99, 127, 104)`
RGB percent	`rgb(38.8%, 49.8%, 40.8%)`
HSL	`hsl(131, 12%, 44%)`
HSV / HSB	`hsv(131, 22%, 50%)`
CMYK	`cmyk(22%, 0%, 18%, 50%)`
CIE LAB	`lab(50.49, -14.99, 9.26)`
CIE LCH	`lch(50.49, 17.62, 148.31)`
CIE XYZ	`xyz(15.233, 18.83, 15.926)`
Decimal	`6520680`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #637F68, 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 #637F68	Ratio	AA	AAA	AA large
Sample text	4.77:1	Pass	Fail	Pass
Sample text	4.41:1	Fail	Fail	Pass

#637F68 as text on	Ratio	AA	AAA	AA large
Sample text	4.41:1	Fail	Fail	Pass
Sample text	4.77:1	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 #637F68 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #637f68; }
.text { color: #637f68; }
.border { border: 2px solid #637f68; }
.transparent { background-color: rgb(99 127 104 / 50%); }
.gradient { background: linear-gradient(to right, #637f68, #637f76); }

Background

Text color

Border

Similar colors

Closest common color name: Smoke.

Questions

What color is #637F68?: #637F68 is a grayish green, closest to the named color Clouded Pine. It belongs to the green family of colors.
What is the RGB value of #637F68?: The RGB value is 99, 127, 104: 99 red, 127 green and 104 blue on a 0 to 255 scale.
What is the complementary color of #637F68?: The complementary color is #7F637A, found by rotating the hue 180° on the color wheel.
Is black or white text better on #637F68?: Black text. Black text has a contrast ratio of 4.77:1 and white text 4.41:1. WCAG asks for at least 4.5:1 for normal text.