What color is #664F55?

#664F55 is a dark, grayish rose, closest to the named color Pinot Noir. It belongs to the gray family of colors.

What is the RGB value of #664F55?

The RGB value is 102, 79, 85: 102 red, 79 green and 85 blue on a 0 to 255 scale.

What is the complementary color of #664F55?

The complementary color is #4F6660, found by rotating the hue 180° on the color wheel.

Is black or white text better on #664F55?

White text. Black text has a contrast ratio of 2.81:1 and white text 7.46:1. WCAG asks for at least 4.5:1 for normal text.

#664F55 color

#664F55 rgb(102, 79, 85)

Shades of gray

The hex color #664F55 is a dark, grayish rose.

In the RGB color model it is made of 40% red, 31% green and 33.3% blue (102, 79, 85).

Its hue angle is 344°, with 13% saturation and 35% lightness. For print, the CMYK equivalent is 0% cyan, 23% magenta, 17% yellow and 60% black.

The closest named color is Pinot Noir (#605258), a difference of 3.7 ΔE, a small difference.

White text is the more readable choice on this background (contrast 7.46:1).

#664F55 color codes

HEX	`#664F55`
RGB	`rgb(102, 79, 85)`
RGB percent	`rgb(40%, 31%, 33.3%)`
HSL	`hsl(344, 13%, 35%)`
HSV / HSB	`hsv(344, 23%, 40%)`
CMYK	`cmyk(0%, 23%, 17%, 60%)`
CIE LAB	`lab(36.12, 10.7, 0.17)`
CIE LCH	`lch(36.12, 10.7, 0.93)`
CIE XYZ	`xyz(9.915, 9.073, 9.822)`
Decimal	`6704981`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #664F55, 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 #664F55	Ratio	AA	AAA	AA large
Sample text	2.81:1	Fail	Fail	Fail
Sample text	7.46:1	Pass	Pass	Pass

#664F55 as text on	Ratio	AA	AAA	AA large
Sample text	7.46:1	Pass	Pass	Pass
Sample text	2.81:1	Fail	Fail	Fail

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 #664F55 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #664f55; }
.text { color: #664f55; }
.border { border: 2px solid #664f55; }
.transparent { background-color: rgb(102 79 85 / 50%); }
.gradient { background: linear-gradient(to right, #664f55, #66554f); }

Background

Text color

Border

Similar colors

Closest common color name: Eggplant.

Questions

What color is #664F55?: #664F55 is a dark, grayish rose, closest to the named color Pinot Noir. It belongs to the gray family of colors.
What is the RGB value of #664F55?: The RGB value is 102, 79, 85: 102 red, 79 green and 85 blue on a 0 to 255 scale.
What is the complementary color of #664F55?: The complementary color is #4F6660, found by rotating the hue 180° on the color wheel.
Is black or white text better on #664F55?: White text. Black text has a contrast ratio of 2.81:1 and white text 7.46:1. WCAG asks for at least 4.5:1 for normal text.