What color is #638D93?

#638D93 is a grayish cyan, closest to the named color Arctic. It belongs to the teal family of colors.

What is the RGB value of #638D93?

The RGB value is 99, 141, 147: 99 red, 141 green and 147 blue on a 0 to 255 scale.

What is the complementary color of #638D93?

The complementary color is #936963, found by rotating the hue 180° on the color wheel.

Is black or white text better on #638D93?

Black text. Black text has a contrast ratio of 5.76:1 and white text 3.64:1. WCAG asks for at least 4.5:1 for normal text.

#638D93 color

#638D93 rgb(99, 141, 147)

Shades of teal

The hex color #638D93 is a grayish cyan.

In the RGB color model it is made of 38.8% red, 55.3% green and 57.6% blue (99, 141, 147).

Its hue angle is 187°, with 20% saturation and 48% lightness. For print, the CMYK equivalent is 33% cyan, 4% magenta, 0% yellow and 42% black.

The closest named color is Arctic (#648589), a difference of 3.2 ΔE, a small difference.

Black text is the more readable choice on this background (contrast 5.76:1).

#638D93 color codes

HEX	`#638D93`
RGB	`rgb(99, 141, 147)`
RGB percent	`rgb(38.8%, 55.3%, 57.6%)`
HSL	`hsl(187, 20%, 48%)`
HSV / HSB	`hsv(187, 33%, 58%)`
CMYK	`cmyk(33%, 4%, 0%, 42%)`
CIE LAB	`lab(55.89, -12.82, -7.82)`
CIE LCH	`lch(55.89, 15.01, 211.38)`
CIE XYZ	`xyz(19.935, 23.808, 31.143)`
Decimal	`6524307`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #638D93, 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 #638D93	Ratio	AA	AAA	AA large
Sample text	5.76:1	Pass	Fail	Pass
Sample text	3.64:1	Fail	Fail	Pass

#638D93 as text on	Ratio	AA	AAA	AA large
Sample text	3.64:1	Fail	Fail	Pass
Sample text	5.76:1	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 #638D93 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #638d93; }
.text { color: #638d93; }
.border { border: 2px solid #638d93; }
.transparent { background-color: rgb(99 141 147 / 50%); }
.gradient { background: linear-gradient(to right, #638d93, #637593); }

Background

Text color

Border

Similar colors

Questions

What color is #638D93?: #638D93 is a grayish cyan, closest to the named color Arctic. It belongs to the teal family of colors.
What is the RGB value of #638D93?: The RGB value is 99, 141, 147: 99 red, 141 green and 147 blue on a 0 to 255 scale.
What is the complementary color of #638D93?: The complementary color is #936963, found by rotating the hue 180° on the color wheel.
Is black or white text better on #638D93?: Black text. Black text has a contrast ratio of 5.76:1 and white text 3.64:1. WCAG asks for at least 4.5:1 for normal text.