#631740#631740

#631740 is a dark, moderate pink. Relative luminance 0.036; OKLCH L 34.7% C 0.116 H 351.8°. Best body text is #FFFFFF at 12.16:1 contrast (WCAG AA passes).

Color values

HEX	#631740
RGB	rgb(99, 23, 64)
HSL	hsl(328, 62%, 24%)
HSV	hsv(328, 77%, 39%)
CMYK	cmyk(0%, 76.8%, 35.4%, 61.2%)
CIE-LAB	lab(22.43, 37.53, -6.37)
CIE-LCH	lch(22.43, 38.07, 350.36°)
OKLab	oklab(34.66% 0.1148 -0.0165)
OKLCH	oklch(34.66% 0.116 351.8)
XYZ	xyz(6.3778, 3.6363, 5.2155)
Luminance	0.0364 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631740 #17633A

analogous

#601763 #631740 #63171A

triadic

#631740 #406317 #174063

tetradic

#631740 #636017 #17633A #171A63

square

#631740 #636017 #17633A #171A63

split-complementary

#631740 #1A6317 #176360

monochromatic

#190610 #310B20 #631740 #952360 #C62E80

Accessibility & contrast

On white

12.16

#631740 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#631740 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631740

12.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631740	#FFFFFF	#000000	##FFFFFF
##631740	1.00	12.16	1.73	12.16
#FFFFFF	12.16	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#242D41

Deuteranopia (green-blind)

#393B3E

Tritanopia (blue-blind)

#6B1129

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #631740;
/* rgb */ color: rgb(99, 23, 64);
/* oklch */ color: oklch(34.7% 0.116 351.8);

Tailwind

colors: {
  custom: {
    50: '#935c74',
    500: '#631740',
    950: '#000000',
  },
}

SCSS

$custom: #631740;
$custom-light: #935c74;
$custom-dark: #000000;

JSON

{
  "hex": "#631740",
  "rgb": {
    "r": 99,
    "g": 23,
    "b": 64
  },
  "hsl": {
    "h": 327.632,
    "s": 62.295,
    "l": 23.922
  },
  "oklch": {
    "l": 0.34661,
    "c": 0.116,
    "h": 351.8
  },
  "luminance": 0.03636
}

Semantic roles & 50–950 ramp

primary

#631740

secondary

#3C9A67

accent

#E58D42

background

#F9F5F7

surface

#F2E9ED

border

#CCC5C8

text

#0D0408

muted

#7E797B

Preview Lab

Preview with #631740

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

Preview Lab → · Contrast checker → · Palette generator →