#B33934#B33934

#B33934 is a mid, vivid red. Relative luminance 0.128; OKLCH L 52.2% C 0.159 H 26.5°. Best body text is #FFFFFF at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#B33934
RGB	rgb(179, 57, 52)
HSL	hsl(2, 55%, 45%)
HSV	hsv(2, 71%, 70%)
CMYK	cmyk(0%, 68.2%, 70.9%, 29.8%)
CIE-LAB	lab(42.40, 48.98, 30.92)
CIE-LCH	lch(42.40, 57.92, 32.26°)
OKLab	oklab(52.23% 0.1422 0.071)
OKLCH	oklch(52.23% 0.159 26.5)
XYZ	xyz(20.6756, 12.7609, 4.6225)
Luminance	0.1276 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33934 #34AEB3

analogous

#B3346F #B33934 #B37834

triadic

#B33934 #34B339 #3934B3

tetradic

#B33934 #6FB334 #34AEB3 #7834B3

square

#B33934 #6FB334 #34AEB3 #7834B3

split-complementary

#B33934 #34B378 #346FB3

monochromatic

#541B18 #842A26 #B33934 #CE5B56 #DC8986

Accessibility & contrast

On white

5.91

#B33934 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#B33934 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33934

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33934	#FFFFFF	#000000	##FFFFFF
##B33934	1.00	5.91	3.55	5.91
#FFFFFF	5.91	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5332

Deuteranopia (green-blind)

#7A6E30

Tritanopia (blue-blind)

#C51639

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b33934;
/* rgb */ color: rgb(179, 57, 52);
/* oklch */ color: oklch(52.2% 0.159 26.5);

Tailwind

colors: {
  custom: {
    50: '#d1776c',
    500: '#b33934',
    950: '#000000',
  },
}

SCSS

$custom: #b33934;
$custom-light: #d1776c;
$custom-dark: #000000;

JSON

{
  "hex": "#b33934",
  "rgb": {
    "r": 179,
    "g": 57,
    "b": 52
  },
  "hsl": {
    "h": 2.362,
    "s": 54.978,
    "l": 45.294
  },
  "oklch": {
    "l": 0.52228,
    "c": 0.15893,
    "h": 26.5
  },
  "luminance": 0.12758
}

Semantic roles & 50–950 ramp

primary

#B33934

secondary

#7DC3C5

accent

#D8DE49

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150907

muted

#837B7A

Preview Lab

Preview with #B33934

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

Preview Lab → · Contrast checker → · Palette generator →