#B63238#B63238

#B63238 is a mid, vivid red. Relative luminance 0.125; OKLCH L 52.1% C 0.168 H 22.9°. Best body text is #FFFFFF at 6.00:1 contrast (WCAG AA passes).

Color values

HEX#B63238
RGBrgb(182, 50, 56)
HSLhsl(357, 57%, 45%)
HSVhsv(357, 73%, 71%)
CMYKcmyk(0%, 72.5%, 69.2%, 28.6%)
CIE-LABlab(42.02, 52.88, 28.22)
CIE-LCHlch(42.02, 59.94, 28.08°)
OKLaboklab(52.07% 0.155 0.0656)
OKLCHoklch(52.07% 0.168 22.9)
XYZxyz(21.1481, 12.5150, 5.0427)
Luminance0.1251 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B63238 #32B6B0
analogous
#B6327A #B63238 #B66E32
triadic
#B63238 #38B632 #3238B6
tetradic
#B63238 #7AB632 #32B6B0 #6E32B6
square
#B63238 #7AB632 #32B6B0 #6E32B6
split-complementary
#B63238 #32B66E #327AB6
monochromatic
#56181A #862529 #B63238 #D0555B #DD8589

Accessibility & contrast

On white

6.00
#B63238 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.50
#B63238 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63238
6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B63238#FFFFFF#000000##FFFFFF
##B632381.006.003.506.00
#FFFFFF6.001.0021.001.00
#0000003.5021.001.0021.00
##FFFFFF6.001.0021.001.00

Color blindness preview

Protanopia (red-blind)
#585137
Deuteranopia (green-blind)
#796D34
Tritanopia (blue-blind)
#C80036
Achromatopsia (no color)
#636363

Design tokens & code

CSS
--color: #b63238;
/* rgb */ color: rgb(182, 50, 56);
/* oklch */ color: oklch(52.1% 0.168 22.9);
Tailwind
colors: {
  custom: {
    50: '#d4746e',
    500: '#b63238',
    950: '#000000',
  },
}
SCSS
$custom: #b63238;
$custom-light: #d4746e;
$custom-dark: #000000;
JSON
{
  "hex": "#b63238",
  "rgb": {
    "r": 182,
    "g": 50,
    "b": 56
  },
  "hsl": {
    "h": 357.273,
    "s": 56.897,
    "l": 45.49
  },
  "oklch": {
    "l": 0.52066,
    "c": 0.1683,
    "h": 22.9
  },
  "luminance": 0.12512
}

Semantic roles & 50–950 ramp

primary
#B63238
secondary
#7DC7C4
accent
#E0D948
background
#FEF7F6
surface
#FCEDEC
border
#D5C8C7
text
#160907
muted
#847B7A

Preview Lab

Preview with #B63238

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

Preview Lab → · Contrast checker → · Palette generator →

#B63238 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva