#631331#631331

#631331 is a dark, moderate pink. Relative luminance 0.033; OKLCH L 33.7% C 0.115 H 3.3°. Best body text is #FFFFFF at 12.59:1 contrast (WCAG AA passes).

Color values

HEX	#631331
RGB	rgb(99, 19, 49)
HSL	hsl(338, 68%, 23%)
HSV	hsv(338, 81%, 39%)
CMYK	cmyk(0%, 80.8%, 50.5%, 61.2%)
CIE-LAB	lab(21.36, 37.31, 2.45)
CIE-LCH	lch(21.36, 37.39, 3.76°)
OKLab	oklab(33.7% 0.1143 0.0067)
OKLCH	oklch(33.7% 0.115 3.3)
XYZ	xyz(5.9333, 3.3409, 3.2376)
Luminance	0.0334 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631331 #136345

analogous

#631359 #631331 #631D13

triadic

#631331 #316313 #133163

tetradic

#631331 #596313 #136345 #1D1363

square

#631331 #596313 #136345 #1D1363

split-complementary

#631331 #13631D #135963

monochromatic

#1A050D #300918 #631331 #961D4A #CA2764

Accessibility & contrast

On white

12.59

#631331 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#631331 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631331

12.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631331	#FFFFFF	#000000	##FFFFFF
##631331	1.00	12.59	1.67	12.59
#FFFFFF	12.59	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#262932

Deuteranopia (green-blind)

#3B392F

Tritanopia (blue-blind)

#6C0320

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #631331;
/* rgb */ color: rgb(99, 19, 49);
/* oklch */ color: oklch(33.7% 0.115 3.3);

Tailwind

colors: {
  custom: {
    50: '#945968',
    500: '#631331',
    950: '#000000',
  },
}

SCSS

$custom: #631331;
$custom-light: #945968;
$custom-dark: #000000;

JSON

{
  "hex": "#631331",
  "rgb": {
    "r": 99,
    "g": 19,
    "b": 49
  },
  "hsl": {
    "h": 337.5,
    "s": 67.797,
    "l": 23.137
  },
  "oklch": {
    "l": 0.33699,
    "c": 0.1145,
    "h": 3.3
  },
  "luminance": 0.0334
}

Semantic roles & 50–950 ramp

primary

#631331

secondary

#379B75

accent

#EBAA3D

background

#F9F5F6

surface

#F2E9EB

border

#CCC5C6

text

#0E0406

muted

#7E797A

Preview Lab

Preview with #631331

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

Preview Lab → · Contrast checker → · Palette generator →