#BB3A27#BB3A27

#BB3A27 is a mid, vivid red. Relative luminance 0.137; OKLCH L 53.5% C 0.169 H 31.3°. Best body text is #FFFFFF at 5.60:1 contrast (WCAG AA passes).

Color values

HEX#BB3A27
RGBrgb(187, 58, 39)
HSLhsl(8, 65%, 44%)
HSVhsv(8, 79%, 73%)
CMYKcmyk(0%, 69%, 79.1%, 26.7%)
CIE-LABlab(43.86, 50.72, 40.27)
CIE-LCHlch(43.86, 64.76, 38.45°)
OKLaboklab(53.54% 0.1441 0.0877)
OKLCHoklch(53.54% 0.169 31.3)
XYZxyz(22.3754, 13.7408, 3.3931)
Luminance0.1374 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#BB3A27 #27A8BB
analogous
#BB275E #BB3A27 #BB8427
triadic
#BB3A27 #27BB3A #3A27BB
tetradic
#BB3A27 #5EBB27 #27A8BB #8427BB
square
#BB3A27 #5EBB27 #27A8BB #8427BB
split-complementary
#BB3A27 #27BB84 #275EBB
monochromatic
#561B12 #882A1C #BB3A27 #D95947 #E38779

Accessibility & contrast

On white

5.60
#BB3A27 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.75
#BB3A27 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB3A27
5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##BB3A27#FFFFFF#000000##FFFFFF
##BB3A271.005.603.755.60
#FFFFFF5.601.0021.001.00
#0000003.7521.001.0021.00
##FFFFFF5.601.0021.001.00

Color blindness preview

Protanopia (red-blind)
#605624
Deuteranopia (green-blind)
#807222
Tritanopia (blue-blind)
#CE0B37
Achromatopsia (no color)
#686868

Design tokens & code

CSS
--color: #bb3a27;
/* rgb */ color: rgb(187, 58, 39);
/* oklch */ color: oklch(53.5% 0.169 31.3);
Tailwind
colors: {
  custom: {
    50: '#d87863',
    500: '#bb3a27',
    950: '#000000',
  },
}
SCSS
$custom: #bb3a27;
$custom-light: #d87863;
$custom-dark: #000000;
JSON
{
  "hex": "#bb3a27",
  "rgb": {
    "r": 187,
    "g": 58,
    "b": 39
  },
  "hsl": {
    "h": 7.703,
    "s": 65.487,
    "l": 44.314
  },
  "oklch": {
    "l": 0.53542,
    "c": 0.16864,
    "h": 31.3
  },
  "luminance": 0.13737
}

Semantic roles & 50–950 ramp

primary
#BB3A27
secondary
#73C0CB
accent
#D3E83F
background
#FEF7F5
surface
#FDEEEA
border
#D5C9C6
text
#160905
muted
#847B79

Preview Lab

Preview with #BB3A27

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

Preview Lab → · Contrast checker → · Palette generator →

#BB3A27 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva