#B34537#B34537

#B34537 is a mid, vivid red. Relative luminance 0.141; OKLCH L 53.7% C 0.146 H 29.9°. Best body text is #FFFFFF at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#B34537
RGB	rgb(179, 69, 55)
HSL	hsl(7, 53%, 46%)
HSV	hsv(7, 69%, 70%)
CMYK	cmyk(0%, 61.5%, 69.3%, 29.8%)
CIE-LAB	lab(44.40, 43.87, 31.53)
CIE-LCH	lch(44.40, 54.02, 35.70°)
OKLab	oklab(53.75% 0.1268 0.0728)
OKLCH	oklch(53.75% 0.146 29.9)
XYZ	xyz(21.4103, 14.1187, 5.2114)
Luminance	0.1412 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B34537 #37A5B3

analogous

#B33767 #B34537 #B38337

triadic

#B34537 #37B345 #4537B3

tetradic

#B34537 #67B337 #37A5B3 #8337B3

square

#B34537 #67B337 #37A5B3 #8337B3

split-complementary

#B34537 #37B383 #3767B3

monochromatic

#55211A #843329 #B34537 #CD685B #DB938A

Accessibility & contrast

On white

5.49

#B34537 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#B34537 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B34537

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B34537	#FFFFFF	#000000	##FFFFFF
##B34537	1.00	5.49	3.82	5.49
#FFFFFF	5.49	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635A35

Deuteranopia (green-blind)

#7E7234

Tritanopia (blue-blind)

#C42C42

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #b34537;
/* rgb */ color: rgb(179, 69, 55);
/* oklch */ color: oklch(53.7% 0.146 29.9);

Tailwind

colors: {
  custom: {
    50: '#d17d6e',
    500: '#b34537',
    950: '#000000',
  },
}

SCSS

$custom: #b34537;
$custom-light: #d17d6e;
$custom-dark: #000000;

JSON

{
  "hex": "#b34537",
  "rgb": {
    "r": 179,
    "g": 69,
    "b": 55
  },
  "hsl": {
    "h": 6.774,
    "s": 52.991,
    "l": 45.882
  },
  "oklch": {
    "l": 0.53745,
    "c": 0.14621,
    "h": 29.9
  },
  "luminance": 0.14116
}

Semantic roles & 50–950 ramp

primary

#B34537

secondary

#81BDC5

accent

#CCDC4B

background

#FDF7F6

surface

#FBEEEC

border

#D4C9C7

text

#150A07

muted

#837C7A

Preview Lab

Preview with #B34537

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

Preview Lab → · Contrast checker → · Palette generator →