#631C4E#631C4E

#631C4E is a dark, moderate pink. Relative luminance 0.040; OKLCH L 35.9% C 0.118 H 341.7°. Best body text is #FFFFFF at 11.62:1 contrast (WCAG AA passes).

Color values

HEX	#631C4E
RGB	rgb(99, 28, 78)
HSL	hsl(318, 56%, 25%)
HSV	hsv(318, 72%, 39%)
CMYK	cmyk(0%, 71.7%, 21.2%, 61.2%)
CIE-LAB	lab(23.78, 37.47, -13.83)
CIE-LCH	lch(23.78, 39.94, 339.74°)
OKLab	oklab(35.85% 0.112 -0.0371)
OKLCH	oklch(35.85% 0.118 341.7)
XYZ	xyz(6.9362, 4.0339, 7.6196)
Luminance	0.0403 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631C4E #1C6331

analogous

#541C63 #631C4E #631C2B

triadic

#631C4E #4E631C #1C4E63

tetradic

#631C4E #63541C #1C6331 #1C2B63

square

#631C4E #63541C #1C6331 #1C2B63

split-complementary

#631C4E #2B631C #1C6354

monochromatic

#180713 #330F28 #631C4E #932974 #C23799

Accessibility & contrast

On white

11.62

#631C4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#631C4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631C4E

11.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631C4E	#FFFFFF	#000000	##FFFFFF
##631C4E	1.00	11.62	1.81	11.62
#FFFFFF	11.62	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#22314F

Deuteranopia (green-blind)

#373D4C

Tritanopia (blue-blind)

#691D32

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #631c4e;
/* rgb */ color: rgb(99, 28, 78);
/* oklch */ color: oklch(35.9% 0.118 341.7);

Tailwind

colors: {
  custom: {
    50: '#925e7f',
    500: '#631c4e',
    950: '#000000',
  },
}

SCSS

$custom: #631c4e;
$custom-light: #925e7f;
$custom-dark: #000000;

JSON

{
  "hex": "#631c4e",
  "rgb": {
    "r": 99,
    "g": 28,
    "b": 78
  },
  "hsl": {
    "h": 317.746,
    "s": 55.906,
    "l": 24.902
  },
  "oklch": {
    "l": 0.3585,
    "c": 0.118,
    "h": 341.7
  },
  "luminance": 0.04033
}

Semantic roles & 50–950 ramp

primary

#631C4E

secondary

#43985C

accent

#DF7549

background

#F9F5F7

surface

#F2E9EE

border

#CCC5C9

text

#0D050A

muted

#7E797C

Preview Lab

Preview with #631C4E

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

Preview Lab → · Contrast checker → · Palette generator →