#B4333D#B4333D

#B4333D is a mid, vivid red. Relative luminance 0.124; OKLCH L 51.9% C 0.165 H 20.9°. Best body text is #FFFFFF at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#B4333D
RGB	rgb(180, 51, 61)
HSL	hsl(355, 56%, 45%)
HSV	hsv(355, 72%, 71%)
CMYK	cmyk(0%, 71.7%, 66.1%, 29.4%)
CIE-LAB	lab(41.86, 52.15, 24.89)
CIE-LCH	lch(41.86, 57.79, 25.52°)
OKLab	oklab(51.9% 0.154 0.0589)
OKLCH	oklch(51.9% 0.165 20.9)
XYZ	xyz(20.8507, 12.4109, 5.7116)
Luminance	0.1241 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4333D #33B4AA

analogous

#B4337D #B4333D #B46A33

triadic

#B4333D #3DB433 #333DB4

tetradic

#B4333D #7DB433 #33B4AA #6A33B4

square

#B4333D #7DB433 #33B4AA #6A33B4

split-complementary

#B4333D #33B46A #337DB4

monochromatic

#55181D #84252D #B4333D #CF555F #DC858C

Accessibility & contrast

On white

6.03

#B4333D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#B4333D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B4333D

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4333D	#FFFFFF	#000000	##FFFFFF
##B4333D	1.00	6.03	3.48	6.03
#FFFFFF	6.03	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#57513C

Deuteranopia (green-blind)

#776D39

Tritanopia (blue-blind)

#C60638

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b4333d;
/* rgb */ color: rgb(180, 51, 61);
/* oklch */ color: oklch(51.9% 0.165 20.9);

Tailwind

colors: {
  custom: {
    50: '#d27472',
    500: '#b4333d',
    950: '#000000',
  },
}

SCSS

$custom: #b4333d;
$custom-light: #d27472;
$custom-dark: #000000;

JSON

{
  "hex": "#b4333d",
  "rgb": {
    "r": 180,
    "g": 51,
    "b": 61
  },
  "hsl": {
    "h": 355.349,
    "s": 55.844,
    "l": 45.294
  },
  "oklch": {
    "l": 0.51903,
    "c": 0.16488,
    "h": 20.9
  },
  "luminance": 0.12408
}

Semantic roles & 50–950 ramp

primary

#B4333D

secondary

#7DC6C0

accent

#DFD349

background

#FDF7F6

surface

#FBEDEC

border

#D4C8C7

text

#150908

muted

#837B7B

Preview Lab

Preview with #B4333D

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

Preview Lab → · Contrast checker → · Palette generator →