#63251D#63251D

#63251D is a dark, moderate red. Relative luminance 0.041; OKLCH L 35.4% C 0.092 H 29.8°. Best body text is #FFFFFF at 11.58:1 contrast (WCAG AA passes).

Color values

HEX	#63251D
RGB	rgb(99, 37, 29)
HSL	hsl(7, 55%, 25%)
HSV	hsv(7, 71%, 39%)
CMYK	cmyk(0%, 62.6%, 70.7%, 61.2%)
CIE-LAB	lab(23.89, 27.49, 19.48)
CIE-LCH	lch(23.89, 33.69, 35.33°)
OKLab	oklab(35.43% 0.0797 0.0456)
OKLCH	oklch(35.43% 0.092 29.8)
XYZ	xyz(6.0295, 4.0653, 1.6293)
Luminance	0.0406 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63251D #1D5B63

analogous

#631D38 #63251D #63481D

triadic

#63251D #1D6325 #251D63

tetradic

#63251D #38631D #1D5B63 #481D63

square

#63251D #38631D #1D5B63 #481D63

split-complementary

#63251D #1D6348 #1D3863

monochromatic

#180907 #34130F #63251D #92372B #C24839

Accessibility & contrast

On white

11.58

#63251D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#63251D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #63251D

11.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63251D	#FFFFFF	#000000	##FFFFFF
##63251D	1.00	11.58	1.81	11.58
#FFFFFF	11.58	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#35301C

Deuteranopia (green-blind)

#453E1B

Tritanopia (blue-blind)

#6D1823

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #63251d;
/* rgb */ color: rgb(99, 37, 29);
/* oklch */ color: oklch(35.4% 0.092 29.8);

Tailwind

colors: {
  custom: {
    50: '#946259',
    500: '#63251d',
    950: '#000000',
  },
}

SCSS

$custom: #63251d;
$custom-light: #946259;
$custom-dark: #000000;

JSON

{
  "hex": "#63251d",
  "rgb": {
    "r": 99,
    "g": 37,
    "b": 29
  },
  "hsl": {
    "h": 6.857,
    "s": 54.688,
    "l": 25.098
  },
  "oklch": {
    "l": 0.35432,
    "c": 0.09185,
    "h": 29.8
  },
  "luminance": 0.04064
}

Semantic roles & 50–950 ramp

primary

#63251D

secondary

#448E98

accent

#CDDE4A

background

#F9F5F5

surface

#F2EAE9

border

#CCC6C5

text

#0E0503

muted

#7E7978

Preview Lab

Preview with #63251D

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

Preview Lab → · Contrast checker → · Palette generator →