#63121E#63121E

#63121E is a dark, moderate red. Relative luminance 0.032; OKLCH L 33.1% C 0.113 H 18.3°. Best body text is #FFFFFF at 12.84:1 contrast (WCAG AA passes).

Color values

HEX	#63121E
RGB	rgb(99, 18, 30)
HSL	hsl(351, 69%, 23%)
HSV	hsv(351, 82%, 39%)
CMYK	cmyk(0%, 81.8%, 69.7%, 61.2%)
CIE-LAB	lab(20.75, 36.12, 14.92)
CIE-LCH	lch(20.75, 39.08, 22.45°)
OKLab	oklab(33.09% 0.1073 0.0355)
OKLCH	oklch(33.09% 0.113 18.3)
XYZ	xyz(5.5968, 3.1798, 1.5471)
Luminance	0.0318 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63121E #126357

analogous

#631246 #63121E #632E12

triadic

#63121E #1E6312 #121E63

tetradic

#63121E #466312 #126357 #2E1263

square

#63121E #466312 #126357 #2E1263

split-complementary

#63121E #12632E #124663

monochromatic

#1A0508 #2F090E #63121E #971B2E #CB253D

Accessibility & contrast

On white

12.84

#63121E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#63121E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #63121E

12.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63121E	#FFFFFF	#000000	##FFFFFF
##63121E	1.00	12.84	1.64	12.84
#FFFFFF	12.84	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A271E

Deuteranopia (green-blind)

#3E381C

Tritanopia (blue-blind)

#6D0017

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #63121e;
/* rgb */ color: rgb(99, 18, 30);
/* oklch */ color: oklch(33.1% 0.113 18.3);

Tailwind

colors: {
  custom: {
    50: '#965859',
    500: '#63121e',
    950: '#000000',
  },
}

SCSS

$custom: #63121e;
$custom-light: #965859;
$custom-dark: #000000;

JSON

{
  "hex": "#63121e",
  "rgb": {
    "r": 99,
    "g": 18,
    "b": 30
  },
  "hsl": {
    "h": 351.111,
    "s": 69.231,
    "l": 22.941
  },
  "oklch": {
    "l": 0.33091,
    "c": 0.113,
    "h": 18.3
  },
  "luminance": 0.03179
}

Semantic roles & 50–950 ramp

primary

#63121E

secondary

#369B8C

accent

#ECD23C

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0403

muted

#7E7978

Preview Lab

Preview with #63121E

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

Preview Lab → · Contrast checker → · Palette generator →