What color is #644A57?

#644A57 is a dark, grayish rose, closest to the named color Eggplant. It belongs to the red family of colors.

What is the RGB value of #644A57?

The RGB value is 100, 74, 87: 100 red, 74 green and 87 blue on a 0 to 255 scale.

What is the complementary color of #644A57?

The complementary color is #4A6457, found by rotating the hue 180° on the color wheel.

Is black or white text better on #644A57?

White text. Black text has a contrast ratio of 2.66:1 and white text 7.9:1. WCAG asks for at least 4.5:1 for normal text.

#644A57 color

#644A57 rgb(100, 74, 87)

Shades of red

The hex color #644A57 is a dark, grayish rose.

In the RGB color model it is made of 39.2% red, 29% green and 34.1% blue (100, 74, 87).

Its hue angle is 330°, with 15% saturation and 34% lightness. For print, the CMYK equivalent is 0% cyan, 26% magenta, 13% yellow and 61% black.

The closest named color is Eggplant (#614051), a difference of 3.8 ΔE, a small difference.

White text is the more readable choice on this background (contrast 7.9:1).

#644A57 color codes

HEX	`#644A57`
RGB	`rgb(100, 74, 87)`
RGB percent	`rgb(39.2%, 29%, 34.1%)`
HSL	`hsl(330, 15%, 34%)`
HSV / HSB	`hsv(330, 26%, 39%)`
CMYK	`cmyk(0%, 26%, 13%, 61%)`
CIE LAB	`lab(34.59, 13.36, -3.37)`
CIE LCH	`lch(34.59, 13.78, 345.85)`
CIE XYZ	`xyz(9.425, 8.295, 10.12)`
Decimal	`6572631`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #644A57, 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 #644A57	Ratio	AA	AAA	AA large
Sample text	2.66:1	Fail	Fail	Fail
Sample text	7.9:1	Pass	Pass	Pass

#644A57 as text on	Ratio	AA	AAA	AA large
Sample text	7.9:1	Pass	Pass	Pass
Sample text	2.66:1	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 #644A57 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #644a57; }
.text { color: #644a57; }
.border { border: 2px solid #644a57; }
.transparent { background-color: rgb(100 74 87 / 50%); }
.gradient { background: linear-gradient(to right, #644a57, #644a4a); }

Background

Text color

Border

Similar colors

Questions

What color is #644A57?: #644A57 is a dark, grayish rose, closest to the named color Eggplant. It belongs to the red family of colors.
What is the RGB value of #644A57?: The RGB value is 100, 74, 87: 100 red, 74 green and 87 blue on a 0 to 255 scale.
What is the complementary color of #644A57?: The complementary color is #4A6457, found by rotating the hue 180° on the color wheel.
Is black or white text better on #644A57?: White text. Black text has a contrast ratio of 2.66:1 and white text 7.9:1. WCAG asks for at least 4.5:1 for normal text.