#B1383E#B1383E

#B1383E is a mid, vivid red. Relative luminance 0.125; OKLCH L 51.9% C 0.157 H 21.8°. Best body text is #FFFFFF at 5.99:1 contrast (WCAG AA passes).

Color values

HEX#B1383E
RGBrgb(177, 56, 62)
HSLhsl(357, 52%, 46%)
HSVhsv(357, 68%, 69%)
CMYKcmyk(0%, 68.4%, 65%, 30.6%)
CIE-LABlab(42.04, 49.27, 24.39)
CIE-LCHlch(42.04, 54.98, 26.34°)
OKLaboklab(51.94% 0.1454 0.058)
OKLCHoklch(51.94% 0.157 21.8)
XYZxyz(20.4172, 12.5262, 5.8992)
Luminance0.1252 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B1383E #38B1AB
analogous
#B1387A #B1383E #B16E38
triadic
#B1383E #3EB138 #383EB1
tetradic
#B1383E #7AB138 #38B1AB #6E38B1
square
#B1383E #7AB138 #38B1AB #6E38B1
split-complementary
#B1383E #38B16E #387AB1
monochromatic
#541B1D #83292E #B1383E #CB5B61 #DA8A8E

Accessibility & contrast

On white

5.99
#B1383E on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.50
#B1383E on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B1383E
5.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B1383E#FFFFFF#000000##FFFFFF
##B1383E1.005.993.505.99
#FFFFFF5.991.0021.001.00
#0000003.5021.001.0021.00
##FFFFFF5.991.0021.001.00

Color blindness preview

Protanopia (red-blind)
#58533D
Deuteranopia (green-blind)
#776D3B
Tritanopia (blue-blind)
#C2193B
Achromatopsia (no color)
#636363

Design tokens & code

CSS
--color: #b1383e;
/* rgb */ color: rgb(177, 56, 62);
/* oklch */ color: oklch(51.9% 0.157 21.8);
Tailwind
colors: {
  custom: {
    50: '#cf7673',
    500: '#b1383e',
    950: '#000000',
  },
}
SCSS
$custom: #b1383e;
$custom-light: #cf7673;
$custom-dark: #000000;
JSON
{
  "hex": "#b1383e",
  "rgb": {
    "r": 177,
    "g": 56,
    "b": 62
  },
  "hsl": {
    "h": 357.025,
    "s": 51.931,
    "l": 45.686
  },
  "oklch": {
    "l": 0.5194,
    "c": 0.15658,
    "h": 21.8
  },
  "luminance": 0.12523
}

Semantic roles & 50–950 ramp

primary
#B1383E
secondary
#81C4C1
accent
#DBD44C
background
#FDF7F6
surface
#FBEDEC
border
#D4C8C7
text
#150908
muted
#837B7B

Preview Lab

Preview with #B1383E

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

Preview Lab → · Contrast checker → · Palette generator →

#B1383E Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva