#BB4638#BB4638

#BB4638 is a mid, vivid red. Relative luminance 0.152; OKLCH L 55.2% C 0.154 H 29.6°. Best body text is #FFFFFF at 5.19:1 contrast (WCAG AA passes).

Color values

HEX#BB4638
RGBrgb(187, 70, 56)
HSLhsl(6, 54%, 48%)
HSVhsv(6, 70%, 73%)
CMYKcmyk(0%, 62.6%, 70.1%, 26.7%)
CIE-LABlab(45.95, 46.33, 33.11)
CIE-LCHlch(45.95, 56.95, 35.55°)
OKLaboklab(55.18% 0.1338 0.0761)
OKLCHoklch(55.18% 0.154 29.6)
XYZxyz(23.3999, 15.2339, 5.4489)
Luminance0.1523 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#BB4638 #38ADBB
analogous
#BB386C #BB4638 #BB8738
triadic
#BB4638 #38BB46 #4638BB
tetradic
#BB4638 #6CBB38 #38ADBB #8738BB
square
#BB4638 #6CBB38 #38ADBB #8738BB
split-complementary
#BB4638 #38BB87 #386CBB
monochromatic
#5D231C #8C342A #BB4638 #D06C61 #DE9890

Accessibility & contrast

On white

5.19
#BB4638 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.05
#BB4638 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB4638
5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##BB4638#FFFFFF#000000##FFFFFF
##BB46381.005.194.055.19
#FFFFFF5.191.0021.001.00
#0000004.0521.001.0021.00
##FFFFFF5.191.0021.001.00

Color blindness preview

Protanopia (red-blind)
#665D36
Deuteranopia (green-blind)
#837635
Tritanopia (blue-blind)
#CD2B43
Achromatopsia (no color)
#6D6D6D

Design tokens & code

CSS
--color: #bb4638;
/* rgb */ color: rgb(187, 70, 56);
/* oklch */ color: oklch(55.2% 0.154 29.6);
Tailwind
colors: {
  custom: {
    50: '#d77f6f',
    500: '#bb4638',
    950: '#000000',
  },
}
SCSS
$custom: #bb4638;
$custom-light: #d77f6f;
$custom-dark: #000000;
JSON
{
  "hex": "#bb4638",
  "rgb": {
    "r": 187,
    "g": 70,
    "b": 56
  },
  "hsl": {
    "h": 6.412,
    "s": 53.909,
    "l": 47.647
  },
  "oklch": {
    "l": 0.55177,
    "c": 0.15391,
    "h": 29.6
  },
  "luminance": 0.15231
}

Semantic roles & 50–950 ramp

primary
#BB4638
secondary
#86C1C8
accent
#CEDD4B
background
#FEF7F6
surface
#FCEEEC
border
#D5C9C7
text
#160A07
muted
#847C7A

Preview Lab

Preview with #BB4638

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

Preview Lab → · Contrast checker → · Palette generator →

#BB4638 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva