#644F4A color

#644F4A rgb(100, 79, 74)
Shades of gray

The hex color #644F4A is a dark, grayish red.

In the RGB color model it is made of 39.2% red, 31% green and 29% blue (100, 79, 74).

Its hue angle is 12°, with 15% saturation and 34% lightness. For print, the CMYK equivalent is 0% cyan, 21% magenta, 26% yellow and 61% black.

The closest named color is Lynx (#604D47), a difference of 1.4 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 7.61:1).

#644F4A color codes

HEX#644F4A
RGBrgb(100, 79, 74)
RGB percentrgb(39.2%, 31%, 29%)
HSLhsl(12, 15%, 34%)
HSV / HSBhsv(12, 26%, 39%)
CMYKcmyk(0%, 21%, 26%, 61%)
CIE LABlab(35.59, 7.93, 6.29)
CIE LCHlch(35.59, 10.13, 38.41)
CIE XYZxyz(9.288, 8.796, 7.686)
Decimal6573898
Short hexNone (no 3-digit form)

Color harmonies

Colors that go with #644F4A, 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 #644F4ARatioAAAAAAA large
Sample text2.76:1FailFailFail
Sample text7.61:1PassPassPass
#644F4A as text onRatioAAAAAAA large
Sample text7.61:1PassPassPass
Sample text2.76:1FailFailFail

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 #644F4A looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #644f4a; }
.text { color: #644f4a; }
.border { border: 2px solid #644f4a; }
.transparent { background-color: rgb(100 79 74 / 50%); }
.gradient { background: linear-gradient(to right, #644f4a, #645c4a); }
Background
Text color
Border

Similar colors

Questions

What color is #644F4A?
#644F4A is a dark, grayish red, closest to the named color Lynx. It belongs to the gray family of colors.
What is the RGB value of #644F4A?
The RGB value is 100, 79, 74: 100 red, 79 green and 74 blue on a 0 to 255 scale.
What is the complementary color of #644F4A?
The complementary color is #4A5F64, found by rotating the hue 180° on the color wheel.
Is black or white text better on #644F4A?
White text. Black text has a contrast ratio of 2.76:1 and white text 7.61:1. WCAG asks for at least 4.5:1 for normal text.