#631322#631322

#631322 is a dark, moderate red. Relative luminance 0.032; OKLCH L 33.3% C 0.112 H 15.6°. Best body text is #FFFFFF at 12.75:1 contrast (WCAG AA passes).

Color values

HEX	#631322
RGB	rgb(99, 19, 34)
HSL	hsl(349, 68%, 23%)
HSV	hsv(349, 81%, 39%)
CMYK	cmyk(0%, 80.8%, 65.7%, 61.2%)
CIE-LAB	lab(20.96, 36.03, 12.41)
CIE-LCH	lch(20.96, 38.11, 19.01°)
OKLab	oklab(33.27% 0.1079 0.0302)
OKLCH	oklch(33.27% 0.112 15.6)
XYZ	xyz(5.6678, 3.2347, 1.8390)
Luminance	0.0323 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631322 #136354

analogous

#63134A #631322 #632C13

triadic

#631322 #226313 #132263

tetradic

#631322 #4A6313 #136354 #2C1363

square

#631322 #4A6313 #136354 #2C1363

split-complementary

#631322 #13632C #134A63

monochromatic

#1A0509 #300910 #631322 #961D34 #CA2745

Accessibility & contrast

On white

12.75

#631322 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#631322 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631322

12.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631322	#FFFFFF	#000000	##FFFFFF
##631322	1.00	12.75	1.65	12.75
#FFFFFF	12.75	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#292822

Deuteranopia (green-blind)

#3E3820

Tritanopia (blue-blind)

#6D0019

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #631322;
/* rgb */ color: rgb(99, 19, 34);
/* oklch */ color: oklch(33.3% 0.112 15.6);

Tailwind

colors: {
  custom: {
    50: '#95595c',
    500: '#631322',
    950: '#000000',
  },
}

SCSS

$custom: #631322;
$custom-light: #95595c;
$custom-dark: #000000;

JSON

{
  "hex": "#631322",
  "rgb": {
    "r": 99,
    "g": 19,
    "b": 34
  },
  "hsl": {
    "h": 348.75,
    "s": 67.797,
    "l": 23.137
  },
  "oklch": {
    "l": 0.33274,
    "c": 0.11203,
    "h": 15.6
  },
  "luminance": 0.03234
}

Semantic roles & 50–950 ramp

primary

#631322

secondary

#379B88

accent

#EBCA3D

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0404

muted

#7E7979

Preview Lab

Preview with #631322

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

Preview Lab → · Contrast checker → · Palette generator →