#631F52#631F52

#631F52 is a dark, moderate pink. Relative luminance 0.042; OKLCH L 36.4% C 0.117 H 339.0°. Best body text is #FFFFFF at 11.36:1 contrast (WCAG AA passes).

Color values

HEX	#631F52
RGB	rgb(99, 31, 82)
HSL	hsl(315, 52%, 25%)
HSV	hsv(315, 69%, 39%)
CMYK	cmyk(0%, 68.7%, 17.2%, 61.2%)
CIE-LAB	lab(24.46, 36.77, -15.46)
CIE-LCH	lch(24.46, 39.89, 337.19°)
OKLab	oklab(36.41% 0.1088 -0.0417)
OKLCH	oklch(36.41% 0.117 339)
XYZ	xyz(7.1587, 4.2425, 8.4229)
Luminance	0.0424 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631F52 #1F6330

analogous

#521F63 #631F52 #631F30

triadic

#631F52 #52631F #1F5263

tetradic

#631F52 #63521F #1F6330 #1F3063

square

#631F52 #63521F #1F6330 #1F3063

split-complementary

#631F52 #30631F #1F6352

monochromatic

#170713 #34102B #631F52 #922E79 #C03C9F

Accessibility & contrast

On white

11.36

#631F52 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#631F52 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631F52

11.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631F52	#FFFFFF	#000000	##FFFFFF
##631F52	1.00	11.36	1.85	11.36
#FFFFFF	11.36	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#223354

Deuteranopia (green-blind)

#373E50

Tritanopia (blue-blind)

#692135

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #631f52;
/* rgb */ color: rgb(99, 31, 82);
/* oklch */ color: oklch(36.4% 0.117 339.0);

Tailwind

colors: {
  custom: {
    50: '#926082',
    500: '#631f52',
    950: '#000000',
  },
}

SCSS

$custom: #631f52;
$custom-light: #926082;
$custom-dark: #000000;

JSON

{
  "hex": "#631f52",
  "rgb": {
    "r": 99,
    "g": 31,
    "b": 82
  },
  "hsl": {
    "h": 315,
    "s": 52.308,
    "l": 25.49
  },
  "oklch": {
    "l": 0.36406,
    "c": 0.11652,
    "h": 339
  },
  "luminance": 0.04242
}

Semantic roles & 50–950 ramp

primary

#631F52

secondary

#46985B

accent

#DC704C

background

#F9F5F8

surface

#F1EAEF

border

#CBC6CA

text

#0D050A

muted

#7E797C

Preview Lab

Preview with #631F52

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

Preview Lab → · Contrast checker → · Palette generator →