#631638#631638

#631638 is a dark, moderate pink. Relative luminance 0.035; OKLCH L 34.2% C 0.113 H 358.2°. Best body text is #FFFFFF at 12.34:1 contrast (WCAG AA passes).

Color values

HEX	#631638
RGB	rgb(99, 22, 56)
HSL	hsl(334, 64%, 24%)
HSV	hsv(334, 78%, 39%)
CMYK	cmyk(0%, 77.8%, 43.4%, 61.2%)
CIE-LAB	lab(21.99, 36.94, -1.51)
CIE-LCH	lch(21.99, 36.97, 357.66°)
OKLab	oklab(34.24% 0.1134 -0.0035)
OKLCH	oklch(34.24% 0.113 358.2)
XYZ	xyz(6.1467, 3.5128, 4.0950)
Luminance	0.0351 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631638 #166341

analogous

#63165E #631638 #631A16

triadic

#631638 #386316 #163863

tetradic

#631638 #5E6316 #166341 #1A1663

square

#631638 #5E6316 #166341 #1A1663

split-complementary

#631638 #16631A #165E63

monochromatic

#19060E #310B1C #631638 #952154 #C72C71

Accessibility & contrast

On white

12.34

#631638 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#631638 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631638

12.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631638	#FFFFFF	#000000	##FFFFFF
##631638	1.00	12.34	1.70	12.34
#FFFFFF	12.34	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#262B39

Deuteranopia (green-blind)

#3B3A36

Tritanopia (blue-blind)

#6C0C25

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #631638;
/* rgb */ color: rgb(99, 22, 56);
/* oklch */ color: oklch(34.2% 0.113 358.2);

Tailwind

colors: {
  custom: {
    50: '#935b6e',
    500: '#631638',
    950: '#000000',
  },
}

SCSS

$custom: #631638;
$custom-light: #935b6e;
$custom-dark: #000000;

JSON

{
  "hex": "#631638",
  "rgb": {
    "r": 99,
    "g": 22,
    "b": 56
  },
  "hsl": {
    "h": 333.506,
    "s": 63.636,
    "l": 23.725
  },
  "oklch": {
    "l": 0.34239,
    "c": 0.11344,
    "h": 358.2
  },
  "luminance": 0.03512
}

Semantic roles & 50–950 ramp

primary

#631638

secondary

#3B9A70

accent

#E79E41

background

#F9F5F6

surface

#F2E9EB

border

#CCC5C6

text

#0E0407

muted

#7E797A

Preview Lab

Preview with #631638

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

Preview Lab → · Contrast checker → · Palette generator →