#B34437#B34437

#B34437 is a mid, vivid red. Relative luminance 0.140; OKLCH L 53.6% C 0.147 H 29.4°. Best body text is #FFFFFF at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#B34437
RGB	rgb(179, 68, 55)
HSL	hsl(6, 53%, 46%)
HSV	hsv(6, 69%, 70%)
CMYK	cmyk(0%, 62%, 69.3%, 29.8%)
CIE-LAB	lab(44.23, 44.33, 31.32)
CIE-LCH	lch(44.23, 54.28, 35.24°)
OKLab	oklab(53.61% 0.1282 0.0724)
OKLCH	oklch(53.61% 0.147 29.4)
XYZ	xyz(21.3493, 13.9967, 5.1911)
Luminance	0.1399 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B34437 #37A6B3

analogous

#B33768 #B34437 #B38237

triadic

#B34437 #37B344 #4437B3

tetradic

#B34437 #68B337 #37A6B3 #8237B3

square

#B34437 #68B337 #37A6B3 #8237B3

split-complementary

#B34437 #37B382 #3768B3

monochromatic

#55201A #843229 #B34437 #CD675B #DB928A

Accessibility & contrast

On white

5.53

#B34437 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.80

#B34437 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B34437

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B34437	#FFFFFF	#000000	##FFFFFF
##B34437	1.00	5.53	3.80	5.53
#FFFFFF	5.53	1.00	21.00	1.00
#000000	3.80	21.00	1.00	21.00
##FFFFFF	5.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625935

Deuteranopia (green-blind)

#7D7234

Tritanopia (blue-blind)

#C42B42

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #b34437;
/* rgb */ color: rgb(179, 68, 55);
/* oklch */ color: oklch(53.6% 0.147 29.4);

Tailwind

colors: {
  custom: {
    50: '#d17d6e',
    500: '#b34437',
    950: '#000000',
  },
}

SCSS

$custom: #b34437;
$custom-light: #d17d6e;
$custom-dark: #000000;

JSON

{
  "hex": "#b34437",
  "rgb": {
    "r": 179,
    "g": 68,
    "b": 55
  },
  "hsl": {
    "h": 6.29,
    "s": 52.991,
    "l": 45.882
  },
  "oklch": {
    "l": 0.53614,
    "c": 0.14724,
    "h": 29.4
  },
  "luminance": 0.13994
}

Semantic roles & 50–950 ramp

primary

#B34437

secondary

#81BEC5

accent

#CDDC4B

background

#FDF7F6

surface

#FBEEEC

border

#D4C9C7

text

#150A07

muted

#837C7A

Preview Lab

Preview with #B34437

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

Preview Lab → · Contrast checker → · Palette generator →