#644b48

Color #644b48

A muted dark red.

Closest named color Dim Gray #696969 · ΔE 15.37 Nearest Tailwind class taupe-600 #5b4f4b · ΔE 6

Open in Palette generator Color wheel Color mixer Contrast checker Blindness simulator Gradient

Conversions

HEX

#644b48

RGB

rgb(100, 75, 72)

HSL

hsl(6.4, 16.3%, 33.7%)

HSV / HSB

hsv(6.4, 28%, 39.2%)

CMYK

cmyk(0%, 25%, 28%, 60.8%)

LAB

lab(34.42, 10.09, 5.89)

LCH

lch(34.42, 11.68, 30.27)

OKLCH

oklch(43.8%, 0.0346, 26.42)

HWB

hwb(6.4, 28.2%, 60.8%)

Harmony colors

Complementary

#486164

Analogous

#644853

#644b48

#645948

Triadic

#644b48

#48644b

#4b4864

Split-complementary

#644b48

#486459

#485364

Tetradic

#644b48

#616448

#486164

#4b4864

Square

#644b48

#536448

#486164

#594864

Shades

Color #644b48 mixed toward black.

#533e3c

#433230

#322524

#211918

#110c0c

Tints

Color #644b48 mixed toward white.

#856360

#a1807c

#b8a09d

#d0bfbd

#e7dfde

Tones

Color #644b48 mixed toward gray.

#624d4a

#5f4f4d

#5d504f

#5b5251

#585454

Accessibility

Aa White text on this color

7.95:1

Aa Black text on this color

2.64:1

White text reads better on this background (7.95:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#5a5a49 · ΔE 17.9

Deuteranopia

#5c5d49 · ΔE 19.5

Tritanopia

#634949 · ΔE 1.7

Achromatopsia

#515151 · ΔE 11.9

Left half is the original, right half is the simulated appearance. See all 8 vision types →

Code

CSS

background-color: #644b48;

Tailwind (arbitrary value)

bg-[#644b48]

Related colors

Salmon #fa8072

Misty Rose #ffe4e1

Tomato #ff6347

Red #ff0000

Maroon #800000

Black #000000

Frequently asked questions

#644b48 (#644b48) is rgb(100, 75, 72) in RGB.

No, #644b48 is not one of the 216 web-safe colors — for that, every RGB channel would have to be a multiple of 51.

Related tools

Colors

HEX to RGB Converter

Convert any HEX color code to its RGB and HSL equivalents, live, with copy-to-clipboard values.

Try it → Accessibility

Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

Try it → Generators

Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

Try it →

Build something with this color

Generate a full palette from #644b48, or check how it holds up for accessibility.

Generate a palette → Check contrast