#B75437#B75437

#B75437 is a mid, vivid red. Relative luminance 0.167; OKLCH L 56.5% C 0.136 H 37.1°. Best body text is #FFFFFF at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#B75437
RGB	rgb(183, 84, 55)
HSL	hsl(14, 54%, 47%)
HSV	hsv(14, 70%, 72%)
CMYK	cmyk(0%, 54.1%, 69.9%, 28.2%)
CIE-LAB	lab(47.86, 38.06, 35.72)
CIE-LCH	lch(47.86, 52.20, 43.18°)
OKLab	oklab(56.49% 0.1083 0.0818)
OKLCH	oklch(56.49% 0.136 37.1)
XYZ	xyz(23.3906, 16.6867, 5.6028)
Luminance	0.1668 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B75437 #379AB7

analogous

#B7375A #B75437 #B79437

triadic

#B75437 #37B754 #5437B7

tetradic

#B75437 #5AB737 #379AB7 #9437B7

square

#B75437 #5AB737 #379AB7 #9437B7

split-complementary

#B75437 #37B794 #375AB7

monochromatic

#59291B #883E29 #B75437 #CE775D #DC9E8C

Accessibility & contrast

On white

4.84

#B75437 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.34

#B75437 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B75437

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B75437	#FFFFFF	#000000	##FFFFFF
##B75437	1.00	4.84	4.34	4.84
#FFFFFF	4.84	1.00	21.00	1.00
#000000	4.34	21.00	1.00	21.00
##FFFFFF	4.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F6434

Deuteranopia (green-blind)

#877A35

Tritanopia (blue-blind)

#C9404D

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #b75437;
/* rgb */ color: rgb(183, 84, 55);
/* oklch */ color: oklch(56.5% 0.136 37.1);

Tailwind

colors: {
  custom: {
    50: '#d3876f',
    500: '#b75437',
    950: '#000000',
  },
}

SCSS

$custom: #b75437;
$custom-light: #d3876f;
$custom-dark: #000000;

JSON

{
  "hex": "#b75437",
  "rgb": {
    "r": 183,
    "g": 84,
    "b": 55
  },
  "hsl": {
    "h": 13.594,
    "s": 53.782,
    "l": 46.667
  },
  "oklch": {
    "l": 0.56491,
    "c": 0.13573,
    "h": 37.1
  },
  "luminance": 0.16684
}

Semantic roles & 50–950 ramp

primary

#B75437

secondary

#83B7C7

accent

#BCDD4B

background

#FDF8F6

surface

#FBF0EC

border

#D4CBC7

text

#150B07

muted

#837C7A

Preview Lab

Preview with #B75437

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

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