#B02321#B02321

#B02321 is a mid, vivid red. Relative luminance 0.105; OKLCH L 49.4% C 0.177 H 27.2°. Best body text is #FFFFFF at 6.76:1 contrast (WCAG AA passes).

Color values

HEX#B02321
RGBrgb(176, 35, 33)
HSLhsl(1, 68%, 41%)
HSVhsv(1, 81%, 69%)
CMYKcmyk(0%, 80.1%, 81.3%, 31%)
CIE-LABlab(38.80, 55.01, 37.76)
CIE-LCHlch(38.80, 66.72, 34.46°)
OKLaboklab(49.37% 0.1576 0.0811)
OKLCHoklch(49.37% 0.177 27.2)
XYZxyz(18.7824, 10.5450, 2.4850)
Luminance0.1054 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B02321 #21AEB0
analogous
#B02166 #B02321 #B06A21
triadic
#B02321 #21B023 #2321B0
tetradic
#B02321 #66B021 #21AEB0 #6A21B0
square
#B02321 #66B021 #21AEB0 #6A21B0
split-complementary
#B02321 #21B06A #2166B0
monochromatic
#490F0E #7C1917 #B02321 #D93735 #E36A69

Accessibility & contrast

On white

6.76
#B02321 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.11
#B02321 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B02321
6.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B02321#FFFFFF#000000##FFFFFF
##B023211.006.763.116.76
#FFFFFF6.761.0021.001.00
#0000003.1121.001.0021.00
##FFFFFF6.761.0021.001.00

Color blindness preview

Protanopia (red-blind)
#50481F
Deuteranopia (green-blind)
#73661A
Tritanopia (blue-blind)
#C20025
Achromatopsia (no color)
#5B5B5B

Design tokens & code

CSS
--color: #b02321;
/* rgb */ color: rgb(176, 35, 33);
/* oklch */ color: oklch(49.4% 0.177 27.2);
Tailwind
colors: {
  custom: {
    50: '#d16c5d',
    500: '#b02321',
    950: '#000000',
  },
}
SCSS
$custom: #b02321;
$custom-light: #d16c5d;
$custom-dark: #000000;
JSON
{
  "hex": "#b02321",
  "rgb": {
    "r": 176,
    "g": 35,
    "b": 33
  },
  "hsl": {
    "h": 0.839,
    "s": 68.421,
    "l": 40.98
  },
  "oklch": {
    "l": 0.49369,
    "c": 0.17722,
    "h": 27.2
  },
  "luminance": 0.10542
}

Semantic roles & 50–950 ramp

primary
#B02321
secondary
#64C7C8
accent
#E9EB3D
background
#FEF6F5
surface
#FCECE9
border
#D5C7C5
text
#160804
muted
#847A79

Preview Lab

Preview with #B02321

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

Preview Lab → · Contrast checker → · Palette generator →

#B02321 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva