#63221C#63221C

#63221C is a dark, moderate red. Relative luminance 0.039; OKLCH L 35.0% C 0.096 H 28.2°. Best body text is #FFFFFF at 11.82:1 contrast (WCAG AA passes).

Color values

HEX	#63221C
RGB	rgb(99, 34, 28)
HSL	hsl(5, 56%, 25%)
HSV	hsv(5, 72%, 39%)
CMYK	cmyk(0%, 65.7%, 71.7%, 61.2%)
CIE-LAB	lab(23.28, 29.00, 19.40)
CIE-LCH	lch(23.28, 34.88, 33.78°)
OKLab	oklab(34.97% 0.0842 0.0452)
OKLCH	oklch(34.97% 0.096 28.2)
XYZ	xyz(5.9278, 3.8813, 1.5354)
Luminance	0.0388 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63221C #1C5D63

analogous

#631C3A #63221C #63451C

triadic

#63221C #1C6322 #221C63

tetradic

#63221C #3A631C #1C5D63 #451C63

square

#63221C #3A631C #1C5D63 #451C63

split-complementary

#63221C #1C6345 #1C3A63

monochromatic

#180807 #33120F #63221C #933229 #C24337

Accessibility & contrast

On white

11.82

#63221C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#63221C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #63221C

11.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63221C	#FFFFFF	#000000	##FFFFFF
##63221C	1.00	11.82	1.78	11.82
#FFFFFF	11.82	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#332F1B

Deuteranopia (green-blind)

#433D1A

Tritanopia (blue-blind)

#6D1421

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #63221c;
/* rgb */ color: rgb(99, 34, 28);
/* oklch */ color: oklch(35.0% 0.096 28.2);

Tailwind

colors: {
  custom: {
    50: '#956058',
    500: '#63221c',
    950: '#000000',
  },
}

SCSS

$custom: #63221c;
$custom-light: #956058;
$custom-dark: #000000;

JSON

{
  "hex": "#63221c",
  "rgb": {
    "r": 99,
    "g": 34,
    "b": 28
  },
  "hsl": {
    "h": 5.07,
    "s": 55.906,
    "l": 24.902
  },
  "oklch": {
    "l": 0.34967,
    "c": 0.0956,
    "h": 28.2
  },
  "luminance": 0.03881
}

Semantic roles & 50–950 ramp

primary

#63221C

secondary

#439198

accent

#D2DF49

background

#F9F5F5

surface

#F2EAE9

border

#CCC6C5

text

#0E0503

muted

#7E7978

Preview Lab

Preview with #63221C

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

Preview Lab → · Contrast checker → · Palette generator →