#B33F41#B33F41

#B33F41 is a mid, vivid red. Relative luminance 0.135; OKLCH L 53.1% C 0.151 H 22.9°. Best body text is #FFFFFF at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#B33F41
RGB	rgb(179, 63, 65)
HSL	hsl(359, 48%, 47%)
HSV	hsv(359, 65%, 70%)
CMYK	cmyk(0%, 64.8%, 63.7%, 29.8%)
CIE-LAB	lab(43.54, 47.17, 24.54)
CIE-LCH	lch(43.54, 53.18, 27.49°)
OKLab	oklab(53.15% 0.1391 0.0586)
OKLCH	oklch(53.15% 0.151 22.9)
XYZ	xyz(21.3241, 13.5233, 6.4874)
Luminance	0.1352 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33F41 #3FB3B1

analogous

#B33F7B #B33F41 #B3773F

triadic

#B33F41 #41B33F #3F41B3

tetradic

#B33F41 #7BB33F #3FB3B1 #773FB3

square

#B33F41 #7BB33F #3FB3B1 #773FB3

split-complementary

#B33F41 #3FB377 #3F7BB3

monochromatic

#581F20 #862F31 #B33F41 #C96668 #D99395

Accessibility & contrast

On white

5.67

#B33F41 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#B33F41 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33F41

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33F41	#FFFFFF	#000000	##FFFFFF
##B33F41	1.00	5.67	3.70	5.67
#FFFFFF	5.67	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5740

Deuteranopia (green-blind)

#7A703E

Tritanopia (blue-blind)

#C42541

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b33f41;
/* rgb */ color: rgb(179, 63, 65);
/* oklch */ color: oklch(53.1% 0.151 22.9);

Tailwind

colors: {
  custom: {
    50: '#d07a75',
    500: '#b33f41',
    950: '#000000',
  },
}

SCSS

$custom: #b33f41;
$custom-light: #d07a75;
$custom-dark: #000000;

JSON

{
  "hex": "#b33f41",
  "rgb": {
    "r": 179,
    "g": 63,
    "b": 65
  },
  "hsl": {
    "h": 358.966,
    "s": 47.934,
    "l": 47.451
  },
  "oklch": {
    "l": 0.53147,
    "c": 0.15097,
    "h": 22.9
  },
  "luminance": 0.1352
}

Semantic roles & 50–950 ramp

primary

#B33F41

secondary

#89C4C3

accent

#D8D550

background

#FDF7F7

surface

#FBEEED

border

#D4C9C8

text

#150A08

muted

#837C7B

Preview Lab

Preview with #B33F41

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

Preview Lab → · Contrast checker → · Palette generator →