#631131#631131

#631131 is a dark, moderate pink. Relative luminance 0.033; OKLCH L 33.5% C 0.117 H 2.8°. Best body text is #FFFFFF at 12.69:1 contrast (WCAG AA passes).

Color values

HEX	#631131
RGB	rgb(99, 17, 49)
HSL	hsl(337, 71%, 23%)
HSV	hsv(337, 83%, 39%)
CMYK	cmyk(0%, 82.8%, 50.5%, 61.2%)
CIE-LAB	lab(21.12, 38.00, 2.10)
CIE-LCH	lch(21.12, 38.05, 3.17°)
OKLab	oklab(33.52% 0.1165 0.0058)
OKLCH	oklch(33.52% 0.117 2.8)
XYZ	xyz(5.9009, 3.2761, 3.2268)
Luminance	0.0328 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631131 #116343

analogous

#63115A #631131 #631A11

triadic

#631131 #316311 #113163

tetradic

#631131 #5A6311 #116343 #1A1163

square

#631131 #5A6311 #116343 #1A1163

split-complementary

#631131 #11631A #115A63

monochromatic

#1A040D #2F0817 #631131 #971A4B #CB2365

Accessibility & contrast

On white

12.69

#631131 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#631131 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631131

12.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631131	#FFFFFF	#000000	##FFFFFF
##631131	1.00	12.69	1.66	12.69
#FFFFFF	12.69	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#252932

Deuteranopia (green-blind)

#3B382F

Tritanopia (blue-blind)

#6C001F

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #631131;
/* rgb */ color: rgb(99, 17, 49);
/* oklch */ color: oklch(33.5% 0.117 2.8);

Tailwind

colors: {
  custom: {
    50: '#945968',
    500: '#631131',
    950: '#000000',
  },
}

SCSS

$custom: #631131;
$custom-light: #945968;
$custom-dark: #000000;

JSON

{
  "hex": "#631131",
  "rgb": {
    "r": 99,
    "g": 17,
    "b": 49
  },
  "hsl": {
    "h": 336.585,
    "s": 70.69,
    "l": 22.745
  },
  "oklch": {
    "l": 0.33521,
    "c": 0.11665,
    "h": 2.8
  },
  "luminance": 0.03275
}

Semantic roles & 50–950 ramp

primary

#631131

secondary

#349B73

accent

#EDA83A

background

#F9F5F6

surface

#F2E9EB

border

#CCC5C6

text

#0E0406

muted

#7E797A

Preview Lab

Preview with #631131

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

Preview Lab → · Contrast checker → · Palette generator →