#B33A32#B33A32

#B33A32 is a mid, vivid red. Relative luminance 0.128; OKLCH L 52.3% C 0.158 H 27.7°. Best body text is #FFFFFF at 5.89:1 contrast (WCAG AA passes).

Color values

HEX#B33A32
RGBrgb(179, 58, 50)
HSLhsl(4, 56%, 45%)
HSVhsv(4, 72%, 70%)
CMYKcmyk(0%, 67.6%, 72.1%, 29.8%)
CIE-LABlab(42.53, 48.47, 32.24)
CIE-LCHlch(42.53, 58.21, 33.63°)
OKLaboklab(52.31% 0.1402 0.0735)
OKLCHoklch(52.31% 0.158 27.7)
XYZxyz(20.6814, 12.8431, 4.4070)
Luminance0.1284 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B33A32 #32ABB3
analogous
#B3326A #B33A32 #B37B32
triadic
#B33A32 #32B33A #3A32B3
tetradic
#B33A32 #6AB332 #32ABB3 #7B32B3
square
#B33A32 #6AB332 #32ABB3 #7B32B3
split-complementary
#B33A32 #32B37B #326AB3
monochromatic
#531B17 #832A25 #B33A32 #CF5B53 #DC8983

Accessibility & contrast

On white

5.89
#B33A32 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.57
#B33A32 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33A32
5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B33A32#FFFFFF#000000##FFFFFF
##B33A321.005.893.575.89
#FFFFFF5.891.0021.001.00
#0000003.5721.001.0021.00
##FFFFFF5.891.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5C5430
Deuteranopia (green-blind)
#7A6E2E
Tritanopia (blue-blind)
#C51739
Achromatopsia (no color)
#646464

Design tokens & code

CSS
--color: #b33a32;
/* rgb */ color: rgb(179, 58, 50);
/* oklch */ color: oklch(52.3% 0.158 27.7);
Tailwind
colors: {
  custom: {
    50: '#d1776a',
    500: '#b33a32',
    950: '#000000',
  },
}
SCSS
$custom: #b33a32;
$custom-light: #d1776a;
$custom-dark: #000000;
JSON
{
  "hex": "#b33a32",
  "rgb": {
    "r": 179,
    "g": 58,
    "b": 50
  },
  "hsl": {
    "h": 3.721,
    "s": 56.332,
    "l": 44.902
  },
  "oklch": {
    "l": 0.52313,
    "c": 0.15826,
    "h": 27.7
  },
  "luminance": 0.1284
}

Semantic roles & 50–950 ramp

primary
#B33A32
secondary
#7BC1C6
accent
#D6E048
background
#FDF7F6
surface
#FBEEEB
border
#D4C9C6
text
#150906
muted
#837B7A

Preview Lab

Preview with #B33A32

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

Preview Lab → · Contrast checker → · Palette generator →

#B33A32 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva