What color is #66635E?

#66635E is a gray, closest to the named color Volcanic Rock. It belongs to the gray family of colors.

What is the RGB value of #66635E?

The RGB value is 102, 99, 94: 102 red, 99 green and 94 blue on a 0 to 255 scale.

What is the complementary color of #66635E?

The complementary color is #5E6166, found by rotating the hue 180° on the color wheel.

Is black or white text better on #66635E?

White text. Black text has a contrast ratio of 3.51:1 and white text 5.98:1. WCAG asks for at least 4.5:1 for normal text.

#66635E color

#66635E rgb(102, 99, 94)

Shades of gray

The hex color #66635E is a gray.

In the RGB color model it is made of 40% red, 38.8% green and 36.9% blue (102, 99, 94).

Its hue angle is 37°, with 4% saturation and 38% lightness. For print, the CMYK equivalent is 0% cyan, 3% magenta, 8% yellow and 60% black.

The closest named color is Volcanic Rock (#6B6965), a difference of 2.3 ΔE, a small difference.

White text is the more readable choice on this background (contrast 5.98:1).

#66635E color codes

HEX	`#66635E`
RGB	`rgb(102, 99, 94)`
RGB percent	`rgb(40%, 38.8%, 36.9%)`
HSL	`hsl(37, 4%, 38%)`
HSV / HSB	`hsv(37, 8%, 40%)`
CMYK	`cmyk(0%, 3%, 8%, 60%)`
CIE LAB	`lab(42.09, 0.19, 3.26)`
CIE LCH	`lch(42.09, 3.26, 86.72)`
CIE XYZ	`xyz(11.961, 12.557, 12.381)`
Decimal	`6710110`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #66635E, 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 #66635E	Ratio	AA	AAA	AA large
Sample text	3.51:1	Fail	Fail	Pass
Sample text	5.98:1	Pass	Fail	Pass

#66635E as text on	Ratio	AA	AAA	AA large
Sample text	5.98:1	Pass	Fail	Pass
Sample text	3.51:1	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 #66635E looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #66635e; }
.text { color: #66635e; }
.border { border: 2px solid #66635e; }
.transparent { background-color: rgb(102 99 94 / 50%); }
.gradient { background: linear-gradient(to right, #66635e, #65665e); }

Background

Text color

Border

Similar colors

Questions

What color is #66635E?: #66635E is a gray, closest to the named color Volcanic Rock. It belongs to the gray family of colors.
What is the RGB value of #66635E?: The RGB value is 102, 99, 94: 102 red, 99 green and 94 blue on a 0 to 255 scale.
What is the complementary color of #66635E?: The complementary color is #5E6166, found by rotating the hue 180° on the color wheel.
Is black or white text better on #66635E?: White text. Black text has a contrast ratio of 3.51:1 and white text 5.98:1. WCAG asks for at least 4.5:1 for normal text.