#B33941#B33941

#B33941 is a mid, vivid red. Relative luminance 0.129; OKLCH L 52.4% C 0.157 H 20.8°. Best body text is #FFFFFF at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#B33941
RGB	rgb(179, 57, 65)
HSL	hsl(356, 52%, 46%)
HSV	hsv(356, 68%, 70%)
CMYK	cmyk(0%, 68.2%, 63.7%, 29.8%)
CIE-LAB	lab(42.60, 49.71, 23.35)
CIE-LCH	lch(42.60, 54.93, 25.16°)
OKLab	oklab(52.45% 0.1472 0.0559)
OKLCH	oklch(52.45% 0.157 20.8)
XYZ	xyz(21.0098, 12.8946, 6.3826)
Luminance	0.1289 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33941 #39B3AB

analogous

#B3397E #B33941 #B36E39

triadic

#B33941 #41B339 #3941B3

tetradic

#B33941 #7EB339 #39B3AB #6E39B3

square

#B33941 #7EB339 #39B3AB #6E39B3

split-complementary

#B33941 #39B36E #397EB3

monochromatic

#561B1F #852A30 #B33941 #CC5E65 #DA8C91

Accessibility & contrast

On white

5.87

#B33941 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#B33941 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33941

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33941	#FFFFFF	#000000	##FFFFFF
##B33941	1.00	5.87	3.58	5.87
#FFFFFF	5.87	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595440

Deuteranopia (green-blind)

#786E3E

Tritanopia (blue-blind)

#C41A3D

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b33941;
/* rgb */ color: rgb(179, 57, 65);
/* oklch */ color: oklch(52.4% 0.157 20.8);

Tailwind

colors: {
  custom: {
    50: '#d17775',
    500: '#b33941',
    950: '#000000',
  },
}

SCSS

$custom: #b33941;
$custom-light: #d17775;
$custom-dark: #000000;

JSON

{
  "hex": "#b33941",
  "rgb": {
    "r": 179,
    "g": 57,
    "b": 65
  },
  "hsl": {
    "h": 356.066,
    "s": 51.695,
    "l": 46.275
  },
  "oklch": {
    "l": 0.52445,
    "c": 0.15744,
    "h": 20.8
  },
  "luminance": 0.12892
}

Semantic roles & 50–950 ramp

primary

#B33941

secondary

#83C5C1

accent

#DBD24D

background

#FDF7F7

surface

#FBEEED

border

#D4C9C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #B33941

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

Preview Lab → · Contrast checker → · Palette generator →