#631637#631637

#631637 is a dark, moderate pink. Relative luminance 0.035; OKLCH L 34.2% C 0.113 H 359.1°. Best body text is #FFFFFF at 12.35:1 contrast (WCAG AA passes).

Color values

HEX	#631637
RGB	rgb(99, 22, 55)
HSL	hsl(334, 64%, 24%)
HSV	hsv(334, 78%, 39%)
CMYK	cmyk(0%, 77.8%, 44.4%, 61.2%)
CIE-LAB	lab(21.96, 36.83, -0.86)
CIE-LCH	lch(21.96, 36.84, 358.66°)
OKLab	oklab(34.2% 0.113 -0.0018)
OKLCH	oklch(34.2% 0.113 359.1)
XYZ	xyz(6.1225, 3.5031, 3.9674)
Luminance	0.0350 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631637 #166342

analogous

#63165D #631637 #631B16

triadic

#631637 #376316 #163763

tetradic

#631637 #5D6316 #166342 #1B1663

square

#631637 #5D6316 #166342 #1B1663

split-complementary

#631637 #16631B #165D63

monochromatic

#19060E #310B1B #631637 #952153 #C72C6F

Accessibility & contrast

On white

12.35

#631637 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#631637 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631637

12.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631637	#FFFFFF	#000000	##FFFFFF
##631637	1.00	12.35	1.70	12.35
#FFFFFF	12.35	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#262B38

Deuteranopia (green-blind)

#3B3A35

Tritanopia (blue-blind)

#6C0B24

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #631637;
/* rgb */ color: rgb(99, 22, 55);
/* oklch */ color: oklch(34.2% 0.113 359.1);

Tailwind

colors: {
  custom: {
    50: '#935b6d',
    500: '#631637',
    950: '#000000',
  },
}

SCSS

$custom: #631637;
$custom-light: #935b6d;
$custom-dark: #000000;

JSON

{
  "hex": "#631637",
  "rgb": {
    "r": 99,
    "g": 22,
    "b": 55
  },
  "hsl": {
    "h": 334.286,
    "s": 63.636,
    "l": 23.725
  },
  "oklch": {
    "l": 0.34202,
    "c": 0.11304,
    "h": 359.1
  },
  "luminance": 0.03502
}

Semantic roles & 50–950 ramp

primary

#631637

secondary

#3B9A71

accent

#E7A041

background

#F9F5F6

surface

#F2E9EB

border

#CCC5C6

text

#0E0407

muted

#7E797A

Preview Lab

Preview with #631637

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

Preview Lab → · Contrast checker → · Palette generator →