#631531#631531

#631531 is a dark, moderate pink. Relative luminance 0.034; OKLCH L 33.9% C 0.112 H 3.9°. Best body text is #FFFFFF at 12.48:1 contrast (WCAG AA passes).

Color values

HEX	#631531
RGB	rgb(99, 21, 49)
HSL	hsl(338, 65%, 24%)
HSV	hsv(338, 79%, 39%)
CMYK	cmyk(0%, 78.8%, 50.5%, 61.2%)
CIE-LAB	lab(21.62, 36.58, 2.83)
CIE-LCH	lch(21.62, 36.68, 4.42°)
OKLab	oklab(33.89% 0.1119 0.0076)
OKLCH	oklch(33.89% 0.112 3.9)
XYZ	xyz(5.9686, 3.4115, 3.2493)
Luminance	0.0341 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631531 #156347

analogous

#631558 #631531 #632015

triadic

#631531 #316315 #153163

tetradic

#631531 #586315 #156347 #201563

square

#631531 #586315 #156347 #201563

split-complementary

#631531 #156320 #155863

monochromatic

#19050C #310A18 #631531 #95204A #C82A63

Accessibility & contrast

On white

12.48

#631531 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#631531 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631531

12.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631531	#FFFFFF	#000000	##FFFFFF
##631531	1.00	12.48	1.68	12.48
#FFFFFF	12.48	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#272A32

Deuteranopia (green-blind)

#3C392F

Tritanopia (blue-blind)

#6C0621

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #631531;
/* rgb */ color: rgb(99, 21, 49);
/* oklch */ color: oklch(33.9% 0.112 3.9);

Tailwind

colors: {
  custom: {
    50: '#945a68',
    500: '#631531',
    950: '#000000',
  },
}

SCSS

$custom: #631531;
$custom-light: #945a68;
$custom-dark: #000000;

JSON

{
  "hex": "#631531",
  "rgb": {
    "r": 99,
    "g": 21,
    "b": 49
  },
  "hsl": {
    "h": 338.462,
    "s": 65,
    "l": 23.529
  },
  "oklch": {
    "l": 0.33892,
    "c": 0.1122,
    "h": 3.9
  },
  "luminance": 0.03411
}

Semantic roles & 50–950 ramp

primary

#631531

secondary

#3A9A77

accent

#E8AC40

background

#F9F5F6

surface

#F2E9EB

border

#CCC5C6

text

#0E0406

muted

#7E797A

Preview Lab

Preview with #631531

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

Preview Lab → · Contrast checker → · Palette generator →