#B02421#B02421

#B02421 is a mid, vivid red. Relative luminance 0.106; OKLCH L 49.4% C 0.176 H 27.4°. Best body text is #FFFFFF at 6.73:1 contrast (WCAG AA passes).

Color values

HEX#B02421
RGBrgb(176, 36, 33)
HSLhsl(1, 68%, 41%)
HSVhsv(1, 81%, 69%)
CMYKcmyk(0%, 79.5%, 81.3%, 31%)
CIE-LABlab(38.91, 54.72, 37.86)
CIE-LCHlch(38.91, 66.54, 34.68°)
OKLaboklab(49.45% 0.1566 0.0814)
OKLCHoklch(49.45% 0.177 27.4)
XYZxyz(18.8122, 10.6047, 2.4949)
Luminance0.1060 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B02421 #21ADB0
analogous
#B02165 #B02421 #B06B21
triadic
#B02421 #21B024 #2421B0
tetradic
#B02421 #65B021 #21ADB0 #6B21B0
square
#B02421 #65B021 #21ADB0 #6B21B0
split-complementary
#B02421 #21B06B #2165B0
monochromatic
#490F0E #7C1917 #B02421 #D93935 #E36B69

Accessibility & contrast

On white

6.73
#B02421 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.12
#B02421 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B02421
6.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B02421#FFFFFF#000000##FFFFFF
##B024211.006.733.126.73
#FFFFFF6.731.0021.001.00
#0000003.1221.001.0021.00
##FFFFFF6.731.0021.001.00

Color blindness preview

Protanopia (red-blind)
#51481F
Deuteranopia (green-blind)
#73661A
Tritanopia (blue-blind)
#C20025
Achromatopsia (no color)
#5C5C5C

Design tokens & code

CSS
--color: #b02421;
/* rgb */ color: rgb(176, 36, 33);
/* oklch */ color: oklch(49.4% 0.176 27.4);
Tailwind
colors: {
  custom: {
    50: '#d16c5d',
    500: '#b02421',
    950: '#000000',
  },
}
SCSS
$custom: #b02421;
$custom-light: #d16c5d;
$custom-dark: #000000;
JSON
{
  "hex": "#b02421",
  "rgb": {
    "r": 176,
    "g": 36,
    "b": 33
  },
  "hsl": {
    "h": 1.259,
    "s": 68.421,
    "l": 40.98
  },
  "oklch": {
    "l": 0.49446,
    "c": 0.1765,
    "h": 27.4
  },
  "luminance": 0.10602
}

Semantic roles & 50–950 ramp

primary
#B02421
secondary
#64C6C8
accent
#E8EB3D
background
#FEF6F5
surface
#FCECE9
border
#D5C7C5
text
#160804
muted
#847A79

Preview Lab

Preview with #B02421

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

Preview Lab → · Contrast checker → · Palette generator →

#B02421 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva