#B31416#B31416

#B31416 is a mid, vivid red. Relative luminance 0.101; OKLCH L 48.9% C 0.190 H 27.7°. Best body text is #FFFFFF at 6.93:1 contrast (WCAG AA passes).

Color values

HEX#B31416
RGBrgb(179, 20, 22)
HSLhsl(359, 80%, 39%)
HSVhsv(359, 89%, 70%)
CMYKcmyk(0%, 88.8%, 87.7%, 29.8%)
CIE-LABlab(38.10, 59.09, 43.12)
CIE-LCHlch(38.10, 73.15, 36.12°)
OKLaboklab(48.93% 0.168 0.0881)
OKLCHoklch(48.93% 0.19 27.7)
XYZxyz(18.9879, 10.1452, 1.7174)
Luminance0.1014 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B31416 #14B3B1
analogous
#B31466 #B31416 #B36214
triadic
#B31416 #16B314 #1416B3
tetradic
#B31416 #66B314 #14B3B1 #6214B3
square
#B31416 #66B314 #14B3B1 #6214B3
split-complementary
#B31416 #14B362 #1466B3
monochromatic
#450808 #7C0E0F #B31416 #E61E21 #EC5557

Accessibility & contrast

On white

6.93
#B31416 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.03
#B31416 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31416
6.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B31416#FFFFFF#000000##FFFFFF
##B314161.006.933.036.93
#FFFFFF6.931.0021.001.00
#0000003.0321.001.0021.00
##FFFFFF6.931.0021.001.00

Color blindness preview

Protanopia (red-blind)
#4D4413
Deuteranopia (green-blind)
#726509
Tritanopia (blue-blind)
#C60018
Achromatopsia (no color)
#5A5A5A

Design tokens & code

CSS
--color: #b31416;
/* rgb */ color: rgb(179, 20, 22);
/* oklch */ color: oklch(48.9% 0.190 27.7);
Tailwind
colors: {
  custom: {
    50: '#d56856',
    500: '#b31416',
    950: '#000000',
  },
}
SCSS
$custom: #b31416;
$custom-light: #d56856;
$custom-dark: #000000;
JSON
{
  "hex": "#b31416",
  "rgb": {
    "r": 179,
    "g": 20,
    "b": 22
  },
  "hsl": {
    "h": 359.245,
    "s": 79.899,
    "l": 39.02
  },
  "oklch": {
    "l": 0.48928,
    "c": 0.18969,
    "h": 27.7
  },
  "luminance": 0.10142
}

Semantic roles & 50–950 ramp

primary
#B31416
secondary
#54CFCD
accent
#F6F431
background
#FEF6F5
surface
#FDECE9
border
#D5C7C5
text
#170703
muted
#857A78

Preview Lab

Preview with #B31416

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

Preview Lab → · Contrast checker → · Palette generator →

#B31416 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva