#631B2E#631B2E

#631B2E is a dark, moderate pink. Relative luminance 0.036; OKLCH L 34.5% C 0.104 H 8.6°. Best body text is #FFFFFF at 12.16:1 contrast (WCAG AA passes).

Color values

HEX	#631B2E
RGB	rgb(99, 27, 46)
HSL	hsl(344, 57%, 25%)
HSV	hsv(344, 73%, 39%)
CMYK	cmyk(0%, 72.7%, 53.5%, 61.2%)
CIE-LAB	lab(22.42, 33.81, 6.06)
CIE-LCH	lch(22.42, 34.35, 10.16°)
OKLab	oklab(34.46% 0.1028 0.0156)
OKLCH	oklch(34.46% 0.104 8.6)
XYZ	xyz(6.0312, 3.6346, 2.9682)
Luminance	0.0363 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631B2E #1B6350

analogous

#631B52 #631B2E #632C1B

triadic

#631B2E #2E631B #1B2E63

tetradic

#631B2E #52631B #1B6350 #2C1B63

square

#631B2E #52631B #1B6350 #2C1B63

split-complementary

#631B2E #1B632C #1B5263

monochromatic

#18070B #330E18 #631B2E #932844 #C3355B

Accessibility & contrast

On white

12.16

#631B2E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#631B2E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631B2E

12.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631B2E	#FFFFFF	#000000	##FFFFFF
##631B2E	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)

#2C2C2E

Deuteranopia (green-blind)

#3F3B2C

Tritanopia (blue-blind)

#6C0E23

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #631b2e;
/* rgb */ color: rgb(99, 27, 46);
/* oklch */ color: oklch(34.5% 0.104 8.6);

Tailwind

colors: {
  custom: {
    50: '#945d66',
    500: '#631b2e',
    950: '#000000',
  },
}

SCSS

$custom: #631b2e;
$custom-light: #945d66;
$custom-dark: #000000;

JSON

{
  "hex": "#631b2e",
  "rgb": {
    "r": 99,
    "g": 27,
    "b": 46
  },
  "hsl": {
    "h": 344.167,
    "s": 57.143,
    "l": 24.706
  },
  "oklch": {
    "l": 0.34457,
    "c": 0.10396,
    "h": 8.6
  },
  "luminance": 0.03634
}

Semantic roles & 50–950 ramp

primary

#631B2E

secondary

#419881

accent

#E0B847

background

#F9F5F6

surface

#F2E9EB

border

#CCC5C6

text

#0E0405

muted

#7E797A

Preview Lab

Preview with #631B2E

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

Preview Lab → · Contrast checker → · Palette generator →