#B75337#B75337

#B75337 is a mid, vivid red. Relative luminance 0.165; OKLCH L 56.3% C 0.137 H 36.5°. Best body text is #FFFFFF at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#B75337
RGB	rgb(183, 83, 55)
HSL	hsl(13, 54%, 47%)
HSV	hsv(13, 70%, 72%)
CMYK	cmyk(0%, 54.6%, 69.9%, 28.2%)
CIE-LAB	lab(47.67, 38.57, 35.49)
CIE-LCH	lch(47.67, 52.41, 42.62°)
OKLab	oklab(56.34% 0.1099 0.0813)
OKLCH	oklch(56.34% 0.137 36.5)
XYZ	xyz(23.3135, 16.5326, 5.5771)
Luminance	0.1653 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B75337 #379BB7

analogous

#B7375B #B75337 #B79337

triadic

#B75337 #37B753 #5337B7

tetradic

#B75337 #5BB737 #379BB7 #9337B7

square

#B75337 #5BB737 #379BB7 #9337B7

split-complementary

#B75337 #37B793 #375BB7

monochromatic

#59281B #883E29 #B75337 #CE765D #DC9E8C

Accessibility & contrast

On white

4.88

#B75337 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#B75337 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B75337

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B75337	#FFFFFF	#000000	##FFFFFF
##B75337	1.00	4.88	4.31	4.88
#FFFFFF	4.88	1.00	21.00	1.00
#000000	4.31	21.00	1.00	21.00
##FFFFFF	4.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E6334

Deuteranopia (green-blind)

#867935

Tritanopia (blue-blind)

#C93F4D

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #b75337;
/* rgb */ color: rgb(183, 83, 55);
/* oklch */ color: oklch(56.3% 0.137 36.5);

Tailwind

colors: {
  custom: {
    50: '#d3866f',
    500: '#b75337',
    950: '#000000',
  },
}

SCSS

$custom: #b75337;
$custom-light: #d3866f;
$custom-dark: #000000;

JSON

{
  "hex": "#b75337",
  "rgb": {
    "r": 183,
    "g": 83,
    "b": 55
  },
  "hsl": {
    "h": 13.125,
    "s": 53.782,
    "l": 46.667
  },
  "oklch": {
    "l": 0.56341,
    "c": 0.13668,
    "h": 36.5
  },
  "luminance": 0.1653
}

Semantic roles & 50–950 ramp

primary

#B75337

secondary

#83B8C7

accent

#BDDD4B

background

#FDF8F6

surface

#FBEFEC

border

#D4CAC7

text

#150B07

muted

#837C7A

Preview Lab

Preview with #B75337

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

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