#B33B34#B33B34

#B33B34 is a mid, vivid red. Relative luminance 0.130; OKLCH L 52.5% C 0.157 H 27.2°. Best body text is #FFFFFF at 5.85:1 contrast (WCAG AA passes).

Color values

HEX#B33B34
RGBrgb(179, 59, 52)
HSLhsl(3, 55%, 45%)
HSVhsv(3, 71%, 70%)
CMYKcmyk(0%, 67%, 70.9%, 29.8%)
CIE-LABlab(42.71, 48.15, 31.28)
CIE-LCHlch(42.71, 57.42, 33.01°)
OKLaboklab(52.46% 0.1396 0.0718)
OKLCHoklch(52.46% 0.157 27.2)
XYZxyz(20.7764, 12.9626, 4.6562)
Luminance0.1296 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B33B34 #34ACB3
analogous
#B3346C #B33B34 #B37A34
triadic
#B33B34 #34B33B #3B34B3
tetradic
#B33B34 #6CB334 #34ACB3 #7A34B3
square
#B33B34 #6CB334 #34ACB3 #7A34B3
split-complementary
#B33B34 #34B37A #346CB3
monochromatic
#541C18 #842B26 #B33B34 #CE5D56 #DC8A86

Accessibility & contrast

On white

5.85
#B33B34 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.59
#B33B34 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33B34
5.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B33B34#FFFFFF#000000##FFFFFF
##B33B341.005.853.595.85
#FFFFFF5.851.0021.001.00
#0000003.5921.001.0021.00
##FFFFFF5.851.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5C5432
Deuteranopia (green-blind)
#7A6E30
Tritanopia (blue-blind)
#C51A3A
Achromatopsia (no color)
#656565

Design tokens & code

CSS
--color: #b33b34;
/* rgb */ color: rgb(179, 59, 52);
/* oklch */ color: oklch(52.5% 0.157 27.2);
Tailwind
colors: {
  custom: {
    50: '#d1786c',
    500: '#b33b34',
    950: '#000000',
  },
}
SCSS
$custom: #b33b34;
$custom-light: #d1786c;
$custom-dark: #000000;
JSON
{
  "hex": "#b33b34",
  "rgb": {
    "r": 179,
    "g": 59,
    "b": 52
  },
  "hsl": {
    "h": 3.307,
    "s": 54.978,
    "l": 45.294
  },
  "oklch": {
    "l": 0.52457,
    "c": 0.15695,
    "h": 27.2
  },
  "luminance": 0.1296
}

Semantic roles & 50–950 ramp

primary
#B33B34
secondary
#7DC1C5
accent
#D6DE49
background
#FDF7F6
surface
#FBEEEB
border
#D4C9C6
text
#150907
muted
#837B7A

Preview Lab

Preview with #B33B34

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

Preview Lab → · Contrast checker → · Palette generator →

#B33B34 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva