#631A3A#631A3A

#631A3A is a dark, moderate pink. Relative luminance 0.037; OKLCH L 34.7% C 0.109 H 357.6°. Best body text is #FFFFFF at 12.07:1 contrast (WCAG AA passes).

Color values

HEX	#631A3A
RGB	rgb(99, 26, 58)
HSL	hsl(334, 58%, 25%)
HSV	hsv(334, 74%, 39%)
CMYK	cmyk(0%, 73.7%, 41.4%, 61.2%)
CIE-LAB	lab(22.65, 35.55, -1.92)
CIE-LCH	lch(22.65, 35.60, 356.90°)
OKLab	oklab(34.74% 0.1089 -0.0046)
OKLCH	oklch(34.74% 0.109 357.6)
XYZ	xyz(6.2791, 3.6977, 4.3852)
Luminance	0.0370 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631A3A #1A6343

analogous

#631A5F #631A3A #631F1A

triadic

#631A3A #3A631A #1A3A63

tetradic

#631A3A #5F631A #1A6343 #1F1A63

square

#631A3A #5F631A #1A6343 #1F1A63

split-complementary

#631A3A #1A631F #1A5F63

monochromatic

#18060E #330D1E #631A3A #932756 #C43373

Accessibility & contrast

On white

12.07

#631A3A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#631A3A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631A3A

12.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631A3A	#FFFFFF	#000000	##FFFFFF
##631A3A	1.00	12.07	1.74	12.07
#FFFFFF	12.07	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#282D3B

Deuteranopia (green-blind)

#3C3B38

Tritanopia (blue-blind)

#6B1227

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #631a3a;
/* rgb */ color: rgb(99, 26, 58);
/* oklch */ color: oklch(34.7% 0.109 357.6);

Tailwind

colors: {
  custom: {
    50: '#935d70',
    500: '#631a3a',
    950: '#000000',
  },
}

SCSS

$custom: #631a3a;
$custom-light: #935d70;
$custom-dark: #000000;

JSON

{
  "hex": "#631a3a",
  "rgb": {
    "r": 99,
    "g": 26,
    "b": 58
  },
  "hsl": {
    "h": 333.699,
    "s": 58.4,
    "l": 24.51
  },
  "oklch": {
    "l": 0.34745,
    "c": 0.10904,
    "h": 357.6
  },
  "luminance": 0.03697
}

Semantic roles & 50–950 ramp

primary

#631A3A

secondary

#409972

accent

#E29D46

background

#F9F5F6

surface

#F2E9EC

border

#CCC5C7

text

#0D0407

muted

#7E797A

Preview Lab

Preview with #631A3A

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

Preview Lab → · Contrast checker → · Palette generator →