#BB423F#BB423F

#BB423F is a mid, vivid red. Relative luminance 0.148; OKLCH L 54.8% C 0.157 H 25.2°. Best body text is #FFFFFF at 5.30:1 contrast (WCAG AA passes).

Color values

HEX#BB423F
RGBrgb(187, 66, 63)
HSLhsl(1, 50%, 49%)
HSVhsv(1, 66%, 73%)
CMYKcmyk(0%, 64.7%, 66.3%, 26.7%)
CIE-LABlab(45.39, 48.49, 28.35)
CIE-LCHlch(45.39, 56.17, 30.31°)
OKLaboklab(54.79% 0.1419 0.0667)
OKLCHoklch(54.79% 0.157 25.2)
XYZxyz(23.3413, 14.8233, 6.3338)
Luminance0.1482 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#BB423F #3FB8BB
analogous
#BB3F7A #BB423F #BB803F
triadic
#BB423F #3FBB42 #423FBB
tetradic
#BB423F #7ABB3F #3FB8BB #803FBB
square
#BB423F #7ABB3F #3FB8BB #803FBB
split-complementary
#BB423F #3FBB80 #3F7ABB
monochromatic
#5F2220 #8D3230 #BB423F #CD6D6A #DC9A98

Accessibility & contrast

On white

5.30
#BB423F on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.96
#BB423F on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB423F
5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##BB423F#FFFFFF#000000##FFFFFF
##BB423F1.005.303.965.30
#FFFFFF5.301.0021.001.00
#0000003.9621.001.0021.00
##FFFFFF5.301.0021.001.00

Color blindness preview

Protanopia (red-blind)
#625B3E
Deuteranopia (green-blind)
#81753C
Tritanopia (blue-blind)
#CD2642
Achromatopsia (no color)
#6B6B6B

Design tokens & code

CSS
--color: #bb423f;
/* rgb */ color: rgb(187, 66, 63);
/* oklch */ color: oklch(54.8% 0.157 25.2);
Tailwind
colors: {
  custom: {
    50: '#d67c74',
    500: '#bb423f',
    950: '#000000',
  },
}
SCSS
$custom: #bb423f;
$custom-light: #d67c74;
$custom-dark: #000000;
JSON
{
  "hex": "#bb423f",
  "rgb": {
    "r": 187,
    "g": 66,
    "b": 63
  },
  "hsl": {
    "h": 1.452,
    "s": 49.6,
    "l": 49.02
  },
  "oklch": {
    "l": 0.54787,
    "c": 0.15683,
    "h": 25.2
  },
  "luminance": 0.1482
}

Semantic roles & 50–950 ramp

primary
#BB423F
secondary
#8EC7C8
accent
#D6D94F
background
#FEF7F7
surface
#FCEEED
border
#D5C9C8
text
#160A08
muted
#847C7B

Preview Lab

Preview with #BB423F

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

Preview Lab → · Contrast checker → · Palette generator →

#BB423F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva