What color is #644D63?

#644D63 is a dark, grayish magenta, closest to the named color Hibernation. It belongs to the purple family of colors.

What is the RGB value of #644D63?

The RGB value is 100, 77, 99: 100 red, 77 green and 99 blue on a 0 to 255 scale.

What is the complementary color of #644D63?

The complementary color is #4D644E, found by rotating the hue 180° on the color wheel.

Is black or white text better on #644D63?

White text. Black text has a contrast ratio of 2.78:1 and white text 7.54:1. WCAG asks for at least 4.5:1 for normal text.

#644D63 color

#644D63 rgb(100, 77, 99)

Shades of purple

The hex color #644D63 is a dark, grayish magenta.

In the RGB color model it is made of 39.2% red, 30.2% green and 38.8% blue (100, 77, 99).

Its hue angle is 303°, with 13% saturation and 35% lightness. For print, the CMYK equivalent is 0% cyan, 23% magenta, 1% yellow and 61% black.

The closest named color is Hibernation (#6F5166), a difference of 3.1 ΔE, a small difference.

White text is the more readable choice on this background (contrast 7.54:1).

#644D63 color codes

HEX	`#644D63`
RGB	`rgb(100, 77, 99)`
RGB percent	`rgb(39.2%, 30.2%, 38.8%)`
HSL	`hsl(303, 13%, 35%)`
HSV / HSB	`hsv(303, 23%, 39%)`
CMYK	`cmyk(0%, 23%, 1%, 61%)`
CIE LAB	`lab(35.83, 13.92, -9.1)`
CIE LCH	`lch(35.83, 16.63, 326.83)`
CIE XYZ	`xyz(10.161, 8.918, 12.988)`
Decimal	`6573411`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #644D63, 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 #644D63	Ratio	AA	AAA	AA large
Sample text	2.78:1	Fail	Fail	Fail
Sample text	7.54:1	Pass	Pass	Pass

#644D63 as text on	Ratio	AA	AAA	AA large
Sample text	7.54:1	Pass	Pass	Pass
Sample text	2.78:1	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 #644D63 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #644d63; }
.text { color: #644d63; }
.border { border: 2px solid #644d63; }
.transparent { background-color: rgb(100 77 99 / 50%); }
.gradient { background: linear-gradient(to right, #644d63, #644d58); }

Background

Text color

Border

Similar colors

Questions

What color is #644D63?: #644D63 is a dark, grayish magenta, closest to the named color Hibernation. It belongs to the purple family of colors.
What is the RGB value of #644D63?: The RGB value is 100, 77, 99: 100 red, 77 green and 99 blue on a 0 to 255 scale.
What is the complementary color of #644D63?: The complementary color is #4D644E, found by rotating the hue 180° on the color wheel.
Is black or white text better on #644D63?: White text. Black text has a contrast ratio of 2.78:1 and white text 7.54:1. WCAG asks for at least 4.5:1 for normal text.