#644646#644646

#644646 is a dark, muted red. Relative luminance 0.075; OKLCH L 42.7% C 0.041 H 18.9°. Best body text is #FFFFFF at 8.38:1 contrast (WCAG AA passes).

Color values

HEX	#644646
RGB	rgb(100, 70, 70)
HSL	hsl(0, 18%, 33%)
HSV	hsv(0, 30%, 39%)
CMYK	cmyk(0%, 30%, 30%, 60.8%)
CIE-LAB	lab(32.99, 12.89, 5.13)
CIE-LCH	lch(32.99, 13.87, 21.70°)
OKLab	oklab(42.72% 0.0393 0.0135)
OKLCH	oklch(42.72% 0.041 18.9)
XYZ	xyz(8.5514, 7.5323, 6.7966)
Luminance	0.0753 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644646 #466464

analogous

#644655 #644646 #645546

triadic

#644646 #466446 #464664

tetradic

#644646 #556446 #466464 #554664

square

#644646 #556446 #466464 #554664

split-complementary

#644646 #466455 #465564

monochromatic

#1C1414 #402D2D #644646 #885F5F #A57F7F

Accessibility & contrast

On white

8.38

#644646 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#644646 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #644646

8.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644646	#FFFFFF	#000000	##FFFFFF
##644646	1.00	8.38	2.51	8.38
#FFFFFF	8.38	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C4A46

Deuteranopia (green-blind)

#535046

Tritanopia (blue-blind)

#6A4346

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #644646;
/* rgb */ color: rgb(100, 70, 70);
/* oklch */ color: oklch(42.7% 0.041 18.9);

Tailwind

colors: {
  custom: {
    50: '#917979',
    500: '#644646',
    950: '#000000',
  },
}

SCSS

$custom: #644646;
$custom-light: #917979;
$custom-dark: #000000;

JSON

{
  "hex": "#644646",
  "rgb": {
    "r": 100,
    "g": 70,
    "b": 70
  },
  "hsl": {
    "h": 0,
    "s": 17.647,
    "l": 33.333
  },
  "oklch": {
    "l": 0.42723,
    "c": 0.04149,
    "h": 18.9
  },
  "luminance": 0.07532
}

Semantic roles & 50–950 ramp

primary

#644646

secondary

#749292

accent

#BABA6D

background

#F8F7F7

surface

#F0EDED

border

#CBC8C8

text

#0D0909

muted

#7D7B7B

Preview Lab

Preview with #644646

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →