#B42B3E#B42B3E

#B42B3E is a mid, vivid red. Relative luminance 0.118; OKLCH L 51.2% C 0.172 H 18.6°. Best body text is #FFFFFF at 6.26:1 contrast (WCAG AA passes).

Color values

HEX#B42B3E
RGBrgb(180, 43, 62)
HSLhsl(352, 61%, 44%)
HSVhsv(352, 76%, 71%)
CMYKcmyk(0%, 76.1%, 65.6%, 29.4%)
CIE-LABlab(40.87, 55.02, 23.02)
CIE-LCHlch(40.87, 59.64, 22.71°)
OKLaboklab(51.17% 0.1634 0.0548)
OKLCHoklch(51.17% 0.172 18.6)
XYZxyz(20.5580, 11.7819, 5.7481)
Luminance0.1178 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B42B3E #2BB4A1
analogous
#B42B82 #B42B3E #B45C2B
triadic
#B42B3E #3EB42B #2B3EB4
tetradic
#B42B3E #82B42B #2BB4A1 #5C2BB4
square
#B42B3E #82B42B #2BB4A1 #5C2BB4
split-complementary
#B42B3E #2BB45C #2B82B4
monochromatic
#51131C #831F2D #B42B3E #D3495C #DF7A88

Accessibility & contrast

On white

6.26
#B42B3E on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.36
#B42B3E on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B42B3E
6.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B42B3E#FFFFFF#000000##FFFFFF
##B42B3E1.006.263.366.26
#FFFFFF6.261.0021.001.00
#0000003.3621.001.0021.00
##FFFFFF6.261.0021.001.00

Color blindness preview

Protanopia (red-blind)
#524E3E
Deuteranopia (green-blind)
#756B3A
Tritanopia (blue-blind)
#C60033
Achromatopsia (no color)
#606060

Design tokens & code

CSS
--color: #b42b3e;
/* rgb */ color: rgb(180, 43, 62);
/* oklch */ color: oklch(51.2% 0.172 18.6);
Tailwind
colors: {
  custom: {
    50: '#d27073',
    500: '#b42b3e',
    950: '#000000',
  },
}
SCSS
$custom: #b42b3e;
$custom-light: #d27073;
$custom-dark: #000000;
JSON
{
  "hex": "#b42b3e",
  "rgb": {
    "r": 180,
    "g": 43,
    "b": 62
  },
  "hsl": {
    "h": 351.679,
    "s": 61.435,
    "l": 43.725
  },
  "oklch": {
    "l": 0.51169,
    "c": 0.17232,
    "h": 18.6
  },
  "luminance": 0.11779
}

Semantic roles & 50–950 ramp

primary
#B42B3E
secondary
#73C7BC
accent
#E5CE43
background
#FDF7F6
surface
#FBEDEC
border
#D4C8C7
text
#150808
muted
#837B7B

Preview Lab

Preview with #B42B3E

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

Preview Lab → · Contrast checker → · Palette generator →

#B42B3E Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva