#631C3D#631C3D

#631C3D is a dark, moderate pink. Relative luminance 0.038; OKLCH L 35.1% C 0.108 H 355.5°. Best body text is #FFFFFF at 11.90:1 contrast (WCAG AA passes).

Color values

HEX	#631C3D
RGB	rgb(99, 28, 61)
HSL	hsl(332, 56%, 25%)
HSV	hsv(332, 72%, 39%)
CMYK	cmyk(0%, 71.7%, 38.4%, 61.2%)
CIE-LAB	lab(23.07, 35.05, -3.36)
CIE-LCH	lch(23.07, 35.21, 354.52°)
OKLab	oklab(35.09% 0.1072 -0.0084)
OKLCH	oklch(35.09% 0.108 355.5)
XYZ	xyz(6.4035, 3.8208, 4.8142)
Luminance	0.0382 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631C3D #1C6342

analogous

#631C61 #631C3D #631F1C

triadic

#631C3D #3D631C #1C3D63

tetradic

#631C3D #61631C #1C6342 #1F1C63

square

#631C3D #61631C #1C6342 #1F1C63

split-complementary

#631C3D #1C631F #1C6163

monochromatic

#18070F #330F20 #631C3D #93295A #C23778

Accessibility & contrast

On white

11.90

#631C3D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#631C3D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631C3D

11.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631C3D	#FFFFFF	#000000	##FFFFFF
##631C3D	1.00	11.90	1.76	11.90
#FFFFFF	11.90	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#282F3E

Deuteranopia (green-blind)

#3C3C3B

Tritanopia (blue-blind)

#6B162A

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #631c3d;
/* rgb */ color: rgb(99, 28, 61);
/* oklch */ color: oklch(35.1% 0.108 355.5);

Tailwind

colors: {
  custom: {
    50: '#935e72',
    500: '#631c3d',
    950: '#000000',
  },
}

SCSS

$custom: #631c3d;
$custom-light: #935e72;
$custom-dark: #000000;

JSON

{
  "hex": "#631c3d",
  "rgb": {
    "r": 99,
    "g": 28,
    "b": 61
  },
  "hsl": {
    "h": 332.113,
    "s": 55.906,
    "l": 24.902
  },
  "oklch": {
    "l": 0.35093,
    "c": 0.10757,
    "h": 355.5
  },
  "luminance": 0.0382
}

Semantic roles & 50–950 ramp

primary

#631C3D

secondary

#439870

accent

#DF9949

background

#F9F5F6

surface

#F2E9EC

border

#CCC5C7

text

#0D0508

muted

#7E797B

Preview Lab

Preview with #631C3D

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

Preview Lab → · Contrast checker → · Palette generator →