#B34637#B34637

#B34637 is a mid, vivid red. Relative luminance 0.142; OKLCH L 53.9% C 0.145 H 30.3°. Best body text is #FFFFFF at 5.46:1 contrast (WCAG AA passes).

Color values

HEX	#B34637
RGB	rgb(179, 70, 55)
HSL	hsl(7, 53%, 46%)
HSV	hsv(7, 69%, 70%)
CMYK	cmyk(0%, 60.9%, 69.3%, 29.8%)
CIE-LAB	lab(44.58, 43.40, 31.74)
CIE-LCH	lch(44.58, 53.77, 36.17°)
OKLab	oklab(53.88% 0.1253 0.0733)
OKLCH	oklch(53.88% 0.145 30.3)
XYZ	xyz(21.4723, 14.2428, 5.2321)
Luminance	0.1424 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B34637 #37A4B3

analogous

#B33766 #B34637 #B38437

triadic

#B34637 #37B346 #4637B3

tetradic

#B34637 #66B337 #37A4B3 #8437B3

square

#B34637 #66B337 #37A4B3 #8437B3

split-complementary

#B34637 #37B384 #3766B3

monochromatic

#55211A #843429 #B34637 #CD685B #DB938A

Accessibility & contrast

On white

5.46

#B34637 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.85

#B34637 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B34637

5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B34637	#FFFFFF	#000000	##FFFFFF
##B34637	1.00	5.46	3.85	5.46
#FFFFFF	5.46	1.00	21.00	1.00
#000000	3.85	21.00	1.00	21.00
##FFFFFF	5.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635B35

Deuteranopia (green-blind)

#7E7234

Tritanopia (blue-blind)

#C42E43

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #b34637;
/* rgb */ color: rgb(179, 70, 55);
/* oklch */ color: oklch(53.9% 0.145 30.3);

Tailwind

colors: {
  custom: {
    50: '#d17e6e',
    500: '#b34637',
    950: '#000000',
  },
}

SCSS

$custom: #b34637;
$custom-light: #d17e6e;
$custom-dark: #000000;

JSON

{
  "hex": "#b34637",
  "rgb": {
    "r": 179,
    "g": 70,
    "b": 55
  },
  "hsl": {
    "h": 7.258,
    "s": 52.991,
    "l": 45.882
  },
  "oklch": {
    "l": 0.53878,
    "c": 0.14517,
    "h": 30.3
  },
  "luminance": 0.1424
}

Semantic roles & 50–950 ramp

primary

#B34637

secondary

#81BDC5

accent

#CBDC4B

background

#FDF7F6

surface

#FBEEEC

border

#D4C9C7

text

#150A07

muted

#837C7A

Preview Lab

Preview with #B34637

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

Preview Lab → · Contrast checker → · Palette generator →