#B34337#B34337

#B34337 is a mid, vivid red. Relative luminance 0.139; OKLCH L 53.5% C 0.148 H 29.0°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#B34337
RGB	rgb(179, 67, 55)
HSL	hsl(6, 53%, 46%)
HSV	hsv(6, 69%, 70%)
CMYK	cmyk(0%, 62.6%, 69.3%, 29.8%)
CIE-LAB	lab(44.06, 44.79, 31.12)
CIE-LCH	lch(44.06, 54.54, 34.79°)
OKLab	oklab(53.48% 0.1296 0.0719)
OKLCH	oklch(53.48% 0.148 29)
XYZ	xyz(21.2893, 13.8768, 5.1711)
Luminance	0.1387 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B34337 #37A7B3

analogous

#B33769 #B34337 #B38137

triadic

#B34337 #37B343 #4337B3

tetradic

#B34337 #69B337 #37A7B3 #8137B3

square

#B34337 #69B337 #37A7B3 #8137B3

split-complementary

#B34337 #37B381 #3769B3

monochromatic

#55201A #843129 #B34337 #CD665B #DB918A

Accessibility & contrast

On white

5.56

#B34337 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#B34337 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B34337

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B34337	#FFFFFF	#000000	##FFFFFF
##B34337	1.00	5.56	3.77	5.56
#FFFFFF	5.56	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615935

Deuteranopia (green-blind)

#7D7134

Tritanopia (blue-blind)

#C42941

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b34337;
/* rgb */ color: rgb(179, 67, 55);
/* oklch */ color: oklch(53.5% 0.148 29.0);

Tailwind

colors: {
  custom: {
    50: '#d17c6e',
    500: '#b34337',
    950: '#000000',
  },
}

SCSS

$custom: #b34337;
$custom-light: #d17c6e;
$custom-dark: #000000;

JSON

{
  "hex": "#b34337",
  "rgb": {
    "r": 179,
    "g": 67,
    "b": 55
  },
  "hsl": {
    "h": 5.806,
    "s": 52.991,
    "l": 45.882
  },
  "oklch": {
    "l": 0.53484,
    "c": 0.14827,
    "h": 29
  },
  "luminance": 0.13874
}

Semantic roles & 50–950 ramp

primary

#B34337

secondary

#81BEC5

accent

#CEDC4B

background

#FDF7F6

surface

#FBEEEC

border

#D4C9C7

text

#150A07

muted

#837C7A

Preview Lab

Preview with #B34337

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

Preview Lab → · Contrast checker → · Palette generator →