#B32217#B32217

#B32217 is a mid, vivid red. Relative luminance 0.108; OKLCH L 49.8% C 0.182 H 29.5°. Best body text is #FFFFFF at 6.65:1 contrast (WCAG AA passes).

Color values

HEX	#B32217
RGB	rgb(179, 34, 23)
HSL	hsl(4, 77%, 40%)
HSV	hsv(4, 87%, 70%)
CMYK	cmyk(0%, 81%, 87.2%, 29.8%)
CIE-LAB	lab(39.23, 55.93, 43.56)
CIE-LCH	lch(39.23, 70.89, 37.92°)
OKLab	oklab(49.77% 0.1582 0.0897)
OKLCH	oklch(49.77% 0.182 29.5)
XYZ	xyz(19.3195, 10.7928, 1.8764)
Luminance	0.1079 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B32217 #17A8B3

analogous

#B3175A #B32217 #B37017

triadic

#B32217 #17B322 #2217B3

tetradic

#B32217 #5AB317 #17A8B3 #7017B3

square

#B32217 #5AB317 #17A8B3 #7017B3

split-complementary

#B32217 #17B370 #175AB3

monochromatic

#470D09 #7D1810 #B32217 #E33224 #EA655B

Accessibility & contrast

On white

6.65

#B32217 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#B32217 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B32217

6.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B32217	#FFFFFF	#000000	##FFFFFF
##B32217	1.00	6.65	3.16	6.65
#FFFFFF	6.65	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524813

Deuteranopia (green-blind)

#75680C

Tritanopia (blue-blind)

#C60022

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #b32217;
/* rgb */ color: rgb(179, 34, 23);
/* oklch */ color: oklch(49.8% 0.182 29.5);

Tailwind

colors: {
  custom: {
    50: '#d46c57',
    500: '#b32217',
    950: '#000000',
  },
}

SCSS

$custom: #b32217;
$custom-light: #d46c57;
$custom-dark: #000000;

JSON

{
  "hex": "#b32217",
  "rgb": {
    "r": 179,
    "g": 34,
    "b": 23
  },
  "hsl": {
    "h": 4.231,
    "s": 77.228,
    "l": 39.608
  },
  "oklch": {
    "l": 0.49767,
    "c": 0.18189,
    "h": 29.5
  },
  "luminance": 0.1079
}

Semantic roles & 50–950 ramp

primary

#B32217

secondary

#58C5CD

accent

#E6F434

background

#FEF6F5

surface

#FDECE9

border

#D5C7C5

text

#160803

muted

#847A78

Preview Lab

Preview with #B32217

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

Preview Lab → · Contrast checker → · Palette generator →