#631325#631325

#631325 is a dark, moderate red. Relative luminance 0.033; OKLCH L 33.3% C 0.112 H 13.3°. Best body text is #FFFFFF at 12.72:1 contrast (WCAG AA passes).

Color values

HEX	#631325
RGB	rgb(99, 19, 37)
HSL	hsl(347, 68%, 23%)
HSV	hsv(347, 81%, 39%)
CMYK	cmyk(0%, 80.8%, 62.6%, 61.2%)
CIE-LAB	lab(21.03, 36.25, 10.41)
CIE-LCH	lch(21.03, 37.72, 16.02°)
OKLab	oklab(33.35% 0.1092 0.0257)
OKLCH	oklch(33.35% 0.112 13.3)
XYZ	xyz(5.7130, 3.2528, 2.0769)
Luminance	0.0325 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631325 #136351

analogous

#63134D #631325 #632913

triadic

#631325 #256313 #132563

tetradic

#631325 #4D6313 #136351 #291363

square

#631325 #4D6313 #136351 #291363

split-complementary

#631325 #136329 #134D63

monochromatic

#1A050A #300912 #631325 #961D38 #CA274B

Accessibility & contrast

On white

12.72

#631325 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#631325 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631325

12.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631325	#FFFFFF	#000000	##FFFFFF
##631325	1.00	12.72	1.65	12.72
#FFFFFF	12.72	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#292825

Deuteranopia (green-blind)

#3D3823

Tritanopia (blue-blind)

#6D001B

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #631325;
/* rgb */ color: rgb(99, 19, 37);
/* oklch */ color: oklch(33.3% 0.112 13.3);

Tailwind

colors: {
  custom: {
    50: '#95595f',
    500: '#631325',
    950: '#000000',
  },
}

SCSS

$custom: #631325;
$custom-light: #95595f;
$custom-dark: #000000;

JSON

{
  "hex": "#631325",
  "rgb": {
    "r": 99,
    "g": 19,
    "b": 37
  },
  "hsl": {
    "h": 346.5,
    "s": 67.797,
    "l": 23.137
  },
  "oklch": {
    "l": 0.33347,
    "c": 0.11221,
    "h": 13.3
  },
  "luminance": 0.03252
}

Semantic roles & 50–950 ramp

primary

#631325

secondary

#379B84

accent

#EBC43D

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0404

muted

#7E7979

Preview Lab

Preview with #631325

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

Preview Lab → · Contrast checker → · Palette generator →