#B33C42#B33C42

#B33C42 is a mid, vivid red. Relative luminance 0.132; OKLCH L 52.8% C 0.154 H 21.3°. Best body text is #FFFFFF at 5.77:1 contrast (WCAG AA passes).

Color values

HEX	#B33C42
RGB	rgb(179, 60, 66)
HSL	hsl(357, 50%, 47%)
HSV	hsv(357, 66%, 70%)
CMYK	cmyk(0%, 66.5%, 63.1%, 29.8%)
CIE-LAB	lab(43.08, 48.53, 23.35)
CIE-LCH	lch(43.08, 53.86, 25.69°)
OKLab	oklab(52.81% 0.1436 0.056)
OKLCH	oklch(52.81% 0.154 21.3)
XYZ	xyz(21.1917, 13.2117, 6.5874)
Luminance	0.1321 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33C42 #3CB3AD

analogous

#B33C7E #B33C42 #B3723C

triadic

#B33C42 #42B33C #3C42B3

tetradic

#B33C42 #7EB33C #3CB3AD #723CB3

square

#B33C42 #7EB33C #3CB3AD #723CB3

split-complementary

#B33C42 #3CB372 #3C7EB3

monochromatic

#571D20 #852D31 #B33C42 #CA6267 #DA9093

Accessibility & contrast

On white

5.77

#B33C42 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#B33C42 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33C42

5.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33C42	#FFFFFF	#000000	##FFFFFF
##B33C42	1.00	5.77	3.64	5.77
#FFFFFF	5.77	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5641

Deuteranopia (green-blind)

#796F3F

Tritanopia (blue-blind)

#C4203F

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b33c42;
/* rgb */ color: rgb(179, 60, 66);
/* oklch */ color: oklch(52.8% 0.154 21.3);

Tailwind

colors: {
  custom: {
    50: '#d07876',
    500: '#b33c42',
    950: '#000000',
  },
}

SCSS

$custom: #b33c42;
$custom-light: #d07876;
$custom-dark: #000000;

JSON

{
  "hex": "#b33c42",
  "rgb": {
    "r": 179,
    "g": 60,
    "b": 66
  },
  "hsl": {
    "h": 356.975,
    "s": 49.791,
    "l": 46.863
  },
  "oklch": {
    "l": 0.52807,
    "c": 0.15415,
    "h": 21.3
  },
  "luminance": 0.13209
}

Semantic roles & 50–950 ramp

primary

#B33C42

secondary

#86C5C1

accent

#D9D24E

background

#FDF7F7

surface

#FBEEED

border

#D4C9C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #B33C42

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

Preview Lab → · Contrast checker → · Palette generator →