#B33943#B33943

#B33943 is a mid, vivid red. Relative luminance 0.129; OKLCH L 52.5% C 0.157 H 19.9°. Best body text is #FFFFFF at 5.86:1 contrast (WCAG AA passes).

Color values

HEX#B33943
RGBrgb(179, 57, 67)
HSLhsl(355, 52%, 46%)
HSVhsv(355, 68%, 70%)
CMYKcmyk(0%, 68.2%, 62.6%, 29.8%)
CIE-LABlab(42.64, 49.84, 22.17)
CIE-LCHlch(42.64, 54.55, 23.98°)
OKLaboklab(52.48% 0.148 0.0534)
OKLCHoklch(52.48% 0.157 19.9)
XYZxyz(21.0687, 12.9182, 6.6931)
Luminance0.1291 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B33943 #39B3A9
analogous
#B33980 #B33943 #B36C39
triadic
#B33943 #43B339 #3943B3
tetradic
#B33943 #80B339 #39B3A9 #6C39B3
square
#B33943 #80B339 #39B3A9 #6C39B3
split-complementary
#B33943 #39B36C #3980B3
monochromatic
#561B20 #852A32 #B33943 #CC5E67 #DA8C92

Accessibility & contrast

On white

5.86
#B33943 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.58
#B33943 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33943
5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B33943#FFFFFF#000000##FFFFFF
##B339431.005.863.585.86
#FFFFFF5.861.0021.001.00
#0000003.5821.001.0021.00
##FFFFFF5.861.0021.001.00

Color blindness preview

Protanopia (red-blind)
#595443
Deuteranopia (green-blind)
#786E40
Tritanopia (blue-blind)
#C41B3E
Achromatopsia (no color)
#656565

Design tokens & code

CSS
--color: #b33943;
/* rgb */ color: rgb(179, 57, 67);
/* oklch */ color: oklch(52.5% 0.157 19.9);
Tailwind
colors: {
  custom: {
    50: '#d07777',
    500: '#b33943',
    950: '#000000',
  },
}
SCSS
$custom: #b33943;
$custom-light: #d07777;
$custom-dark: #000000;
JSON
{
  "hex": "#b33943",
  "rgb": {
    "r": 179,
    "g": 57,
    "b": 67
  },
  "hsl": {
    "h": 355.082,
    "s": 51.695,
    "l": 46.275
  },
  "oklch": {
    "l": 0.52483,
    "c": 0.15732,
    "h": 19.9
  },
  "luminance": 0.12915
}

Semantic roles & 50–950 ramp

primary
#B33943
secondary
#83C5BF
accent
#DBCF4D
background
#FDF7F7
surface
#FBEEED
border
#D4C9C8
text
#150908
muted
#837B7B

Preview Lab

Preview with #B33943

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

Preview Lab → · Contrast checker → · Palette generator →

#B33943 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva