#631326#631326

#631326 is a dark, moderate red. Relative luminance 0.033; OKLCH L 33.4% C 0.112 H 12.4°. Best body text is #FFFFFF at 12.71:1 contrast (WCAG AA passes).

Color values

HEX	#631326
RGB	rgb(99, 19, 38)
HSL	hsl(346, 68%, 23%)
HSV	hsv(346, 81%, 39%)
CMYK	cmyk(0%, 80.8%, 61.6%, 61.2%)
CIE-LAB	lab(21.05, 36.33, 9.74)
CIE-LCH	lch(21.05, 37.61, 15.00°)
OKLab	oklab(33.37% 0.1097 0.0242)
OKLCH	oklch(33.37% 0.112 12.4)
XYZ	xyz(5.7289, 3.2592, 2.1608)
Luminance	0.0326 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631326 #136350

analogous

#63134E #631326 #632813

triadic

#631326 #266313 #132663

tetradic

#631326 #4E6313 #136350 #281363

square

#631326 #4E6313 #136350 #281363

split-complementary

#631326 #136328 #134E63

monochromatic

#1A050A #300912 #631326 #961D3A #CA274D

Accessibility & contrast

On white

12.71

#631326 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#631326 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631326

12.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631326	#FFFFFF	#000000	##FFFFFF
##631326	1.00	12.71	1.65	12.71
#FFFFFF	12.71	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#292826

Deuteranopia (green-blind)

#3D3924

Tritanopia (blue-blind)

#6D001B

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #631326;
/* rgb */ color: rgb(99, 19, 38);
/* oklch */ color: oklch(33.4% 0.112 12.4);

Tailwind

colors: {
  custom: {
    50: '#955960',
    500: '#631326',
    950: '#000000',
  },
}

SCSS

$custom: #631326;
$custom-light: #955960;
$custom-dark: #000000;

JSON

{
  "hex": "#631326",
  "rgb": {
    "r": 99,
    "g": 19,
    "b": 38
  },
  "hsl": {
    "h": 345.75,
    "s": 67.797,
    "l": 23.137
  },
  "oklch": {
    "l": 0.33373,
    "c": 0.1123,
    "h": 12.4
  },
  "luminance": 0.03258
}

Semantic roles & 50–950 ramp

primary

#631326

secondary

#379B83

accent

#EBC13D

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0404

muted

#7E7979

Preview Lab

Preview with #631326

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

Preview Lab → · Contrast checker → · Palette generator →