#63141B#63141B

#63141B is a dark, moderate red. Relative luminance 0.032; OKLCH L 33.2% C 0.111 H 21.2°. Best body text is #FFFFFF at 12.76:1 contrast (WCAG AA passes).

Color values

HEX	#63141B
RGB	rgb(99, 20, 27)
HSL	hsl(355, 66%, 23%)
HSV	hsv(355, 80%, 39%)
CMYK	cmyk(0%, 79.8%, 72.7%, 61.2%)
CIE-LAB	lab(20.95, 35.21, 17.24)
CIE-LCH	lch(20.95, 39.20, 26.09°)
OKLab	oklab(33.22% 0.1037 0.0403)
OKLCH	oklch(33.22% 0.111 21.2)
XYZ	xyz(5.5942, 3.2329, 1.3662)
Luminance	0.0323 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63141B #14635C

analogous

#631442 #63141B #633414

triadic

#63141B #1B6314 #141B63

tetradic

#63141B #426314 #14635C #341463

square

#63141B #426314 #14635C #341463

split-complementary

#63141B #146334 #144263

monochromatic

#190507 #300A0D #63141B #961E29 #C92937

Accessibility & contrast

On white

12.76

#63141B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#63141B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #63141B

12.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63141B	#FFFFFF	#000000	##FFFFFF
##63141B	1.00	12.76	1.65	12.76
#FFFFFF	12.76	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B281B

Deuteranopia (green-blind)

#3F3819

Tritanopia (blue-blind)

#6D0017

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #63141b;
/* rgb */ color: rgb(99, 20, 27);
/* oklch */ color: oklch(33.2% 0.111 21.2);

Tailwind

colors: {
  custom: {
    50: '#965957',
    500: '#63141b',
    950: '#000000',
  },
}

SCSS

$custom: #63141b;
$custom-light: #965957;
$custom-dark: #000000;

JSON

{
  "hex": "#63141b",
  "rgb": {
    "r": 99,
    "g": 20,
    "b": 27
  },
  "hsl": {
    "h": 354.684,
    "s": 66.387,
    "l": 23.333
  },
  "oklch": {
    "l": 0.33224,
    "c": 0.11121,
    "h": 21.2
  },
  "luminance": 0.03232
}

Semantic roles & 50–950 ramp

primary

#63141B

secondary

#389A92

accent

#E9DA3E

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0403

muted

#7E7978

Preview Lab

Preview with #63141B

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

Preview Lab → · Contrast checker → · Palette generator →