#631225#631225

#631225 is a dark, moderate red. Relative luminance 0.032; OKLCH L 33.3% C 0.113 H 12.9°. Best body text is #FFFFFF at 12.78:1 contrast (WCAG AA passes).

Color values

HEX	#631225
RGB	rgb(99, 18, 37)
HSL	hsl(346, 69%, 23%)
HSV	hsv(346, 82%, 39%)
CMYK	cmyk(0%, 81.8%, 62.6%, 61.2%)
CIE-LAB	lab(20.90, 36.60, 10.24)
CIE-LCH	lch(20.90, 38.01, 15.62°)
OKLab	oklab(33.25% 0.1104 0.0253)
OKLCH	oklch(33.25% 0.113 12.9)
XYZ	xyz(5.6964, 3.2197, 2.0714)
Luminance	0.0322 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631225 #126350

analogous

#63124D #631225 #632712

triadic

#631225 #256312 #122563

tetradic

#631225 #4D6312 #126350 #271263

square

#631225 #4D6312 #126350 #271263

split-complementary

#631225 #126327 #124D63

monochromatic

#1A050A #2F0912 #631225 #971B38 #CB254C

Accessibility & contrast

On white

12.78

#631225 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#631225 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631225

12.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631225	#FFFFFF	#000000	##FFFFFF
##631225	1.00	12.78	1.64	12.78
#FFFFFF	12.78	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#282825

Deuteranopia (green-blind)

#3D3823

Tritanopia (blue-blind)

#6D001A

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #631225;
/* rgb */ color: rgb(99, 18, 37);
/* oklch */ color: oklch(33.3% 0.113 12.9);

Tailwind

colors: {
  custom: {
    50: '#95595f',
    500: '#631225',
    950: '#000000',
  },
}

SCSS

$custom: #631225;
$custom-light: #95595f;
$custom-dark: #000000;

JSON

{
  "hex": "#631225",
  "rgb": {
    "r": 99,
    "g": 18,
    "b": 37
  },
  "hsl": {
    "h": 345.926,
    "s": 69.231,
    "l": 22.941
  },
  "oklch": {
    "l": 0.33254,
    "c": 0.11323,
    "h": 12.9
  },
  "luminance": 0.03219
}

Semantic roles & 50–950 ramp

primary

#631225

secondary

#369B83

accent

#ECC33C

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0404

muted

#7E7979

Preview Lab

Preview with #631225

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

Preview Lab → · Contrast checker → · Palette generator →