#631324#631324

#631324 is a dark, moderate red. Relative luminance 0.032; OKLCH L 33.3% C 0.112 H 14.1°. Best body text is #FFFFFF at 12.73:1 contrast (WCAG AA passes).

Color values

HEX	#631324
RGB	rgb(99, 19, 36)
HSL	hsl(347, 68%, 23%)
HSV	hsv(347, 81%, 39%)
CMYK	cmyk(0%, 80.8%, 63.6%, 61.2%)
CIE-LAB	lab(21.01, 36.18, 11.07)
CIE-LCH	lch(21.01, 37.83, 17.02°)
OKLab	oklab(33.32% 0.1088 0.0272)
OKLCH	oklch(33.32% 0.112 14.1)
XYZ	xyz(5.6975, 3.2466, 1.9954)
Luminance	0.0325 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631324 #136352

analogous

#63134C #631324 #632A13

triadic

#631324 #246313 #132463

tetradic

#631324 #4C6313 #136352 #2A1363

square

#631324 #4C6313 #136352 #2A1363

split-complementary

#631324 #13632A #134C63

monochromatic

#1A0509 #300911 #631324 #961D37 #CA2749

Accessibility & contrast

On white

12.73

#631324 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#631324 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631324

12.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631324	#FFFFFF	#000000	##FFFFFF
##631324	1.00	12.73	1.65	12.73
#FFFFFF	12.73	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#292824

Deuteranopia (green-blind)

#3D3822

Tritanopia (blue-blind)

#6D001A

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #631324;
/* rgb */ color: rgb(99, 19, 36);
/* oklch */ color: oklch(33.3% 0.112 14.1);

Tailwind

colors: {
  custom: {
    50: '#95595e',
    500: '#631324',
    950: '#000000',
  },
}

SCSS

$custom: #631324;
$custom-light: #95595e;
$custom-dark: #000000;

JSON

{
  "hex": "#631324",
  "rgb": {
    "r": 99,
    "g": 19,
    "b": 36
  },
  "hsl": {
    "h": 347.25,
    "s": 67.797,
    "l": 23.137
  },
  "oklch": {
    "l": 0.33322,
    "c": 0.11214,
    "h": 14.1
  },
  "luminance": 0.03246
}

Semantic roles & 50–950 ramp

primary

#631324

secondary

#379B86

accent

#EBC63D

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0404

muted

#7E7979

Preview Lab

Preview with #631324

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

Preview Lab → · Contrast checker → · Palette generator →