#B34131#B34131

#B34131 is a mid, vivid red. Relative luminance 0.136; OKLCH L 53.1% C 0.152 H 30.7°. Best body text is #FFFFFF at 5.65:1 contrast (WCAG AA passes).

Color values

HEX#B34131
RGBrgb(179, 65, 49)
HSLhsl(7, 57%, 45%)
HSVhsv(7, 73%, 70%)
CMYKcmyk(0%, 63.7%, 72.6%, 29.8%)
CIE-LABlab(43.64, 45.39, 34.09)
CIE-LCHlch(43.64, 56.76, 36.90°)
OKLaboklab(53.14% 0.1303 0.0773)
OKLCHoklch(53.14% 0.152 30.7)
XYZxyz(21.0373, 13.5890, 4.4203)
Luminance0.1359 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B34131 #31A3B3
analogous
#B33162 #B34131 #B38231
triadic
#B34131 #31B341 #4131B3
tetradic
#B34131 #62B331 #31A3B3 #8231B3
square
#B34131 #62B331 #31A3B3 #8231B3
split-complementary
#B34131 #31B382 #3162B3
monochromatic
#531E17 #833024 #B34131 #D06152 #DD8D82

Accessibility & contrast

On white

5.65
#B34131 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.72
#B34131 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B34131
5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B34131#FFFFFF#000000##FFFFFF
##B341311.005.653.725.65
#FFFFFF5.651.0021.001.00
#0000003.7221.001.0021.00
##FFFFFF5.651.0021.001.00

Color blindness preview

Protanopia (red-blind)
#60572F
Deuteranopia (green-blind)
#7D702D
Tritanopia (blue-blind)
#C5253E
Achromatopsia (no color)
#676767

Design tokens & code

CSS
--color: #b34131;
/* rgb */ color: rgb(179, 65, 49);
/* oklch */ color: oklch(53.1% 0.152 30.7);
Tailwind
colors: {
  custom: {
    50: '#d17b6a',
    500: '#b34131',
    950: '#000000',
  },
}
SCSS
$custom: #b34131;
$custom-light: #d17b6a;
$custom-dark: #000000;
JSON
{
  "hex": "#b34131",
  "rgb": {
    "r": 179,
    "g": 65,
    "b": 49
  },
  "hsl": {
    "h": 7.385,
    "s": 57.018,
    "l": 44.706
  },
  "oklch": {
    "l": 0.53144,
    "c": 0.15153,
    "h": 30.7
  },
  "luminance": 0.13586
}

Semantic roles & 50–950 ramp

primary
#B34131
secondary
#7ABDC6
accent
#CDE048
background
#FDF7F6
surface
#FBEEEB
border
#D4C9C6
text
#150A06
muted
#837C7A

Preview Lab

Preview with #B34131

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

Preview Lab → · Contrast checker → · Palette generator →

#B34131 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva