#631431#631431

#631431 is a dark, moderate pink. Relative luminance 0.034; OKLCH L 33.8% C 0.113 H 3.6°. Best body text is #FFFFFF at 12.54:1 contrast (WCAG AA passes).

Color values

HEX	#631431
RGB	rgb(99, 20, 49)
HSL	hsl(338, 66%, 23%)
HSV	hsv(338, 80%, 39%)
CMYK	cmyk(0%, 79.8%, 50.5%, 61.2%)
CIE-LAB	lab(21.49, 36.95, 2.64)
CIE-LCH	lch(21.49, 37.04, 4.09°)
OKLab	oklab(33.79% 0.1131 0.0071)
OKLCH	oklch(33.79% 0.113 3.6)
XYZ	xyz(5.9506, 3.3755, 3.2433)
Luminance	0.0338 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631431 #146346

analogous

#631458 #631431 #631E14

triadic

#631431 #316314 #143163

tetradic

#631431 #586314 #146346 #1E1463

square

#631431 #586314 #146346 #1E1463

split-complementary

#631431 #14631E #145863

monochromatic

#19050D #300A18 #631431 #961E4A #C92963

Accessibility & contrast

On white

12.54

#631431 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#631431 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631431

12.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631431	#FFFFFF	#000000	##FFFFFF
##631431	1.00	12.54	1.68	12.54
#FFFFFF	12.54	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#272A32

Deuteranopia (green-blind)

#3C392F

Tritanopia (blue-blind)

#6C0420

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #631431;
/* rgb */ color: rgb(99, 20, 49);
/* oklch */ color: oklch(33.8% 0.113 3.6);

Tailwind

colors: {
  custom: {
    50: '#945a68',
    500: '#631431',
    950: '#000000',
  },
}

SCSS

$custom: #631431;
$custom-light: #945a68;
$custom-dark: #000000;

JSON

{
  "hex": "#631431",
  "rgb": {
    "r": 99,
    "g": 20,
    "b": 49
  },
  "hsl": {
    "h": 337.975,
    "s": 66.387,
    "l": 23.333
  },
  "oklch": {
    "l": 0.33794,
    "c": 0.11337,
    "h": 3.6
  },
  "luminance": 0.03375
}

Semantic roles & 50–950 ramp

primary

#631431

secondary

#389A76

accent

#E9AB3E

background

#F9F5F6

surface

#F2E9EB

border

#CCC5C6

text

#0E0406

muted

#7E797A

Preview Lab

Preview with #631431

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

Preview Lab → · Contrast checker → · Palette generator →