#B33A41#B33A41

#B33A41 is a mid, vivid red. Relative luminance 0.130; OKLCH L 52.6% C 0.156 H 21.1°. Best body text is #FFFFFF at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#B33A41
RGB	rgb(179, 58, 65)
HSL	hsl(357, 51%, 46%)
HSV	hsv(357, 68%, 70%)
CMYK	cmyk(0%, 67.6%, 63.7%, 29.8%)
CIE-LAB	lab(42.75, 49.30, 23.54)
CIE-LCH	lch(42.75, 54.64, 25.52°)
OKLab	oklab(52.56% 0.1459 0.0564)
OKLCH	oklch(52.56% 0.156 21.1)
XYZ	xyz(21.0597, 12.9944, 6.3992)
Luminance	0.1299 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33A41 #3AB3AC

analogous

#B33A7E #B33A41 #B3703A

triadic

#B33A41 #41B33A #3A41B3

tetradic

#B33A41 #7EB33A #3AB3AC #703AB3

square

#B33A41 #7EB33A #3AB3AC #703AB3

split-complementary

#B33A41 #3AB370 #3A7EB3

monochromatic

#571C1F #852B30 #B33A41 #CB5F65 #DA8D92

Accessibility & contrast

On white

5.84

#B33A41 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#B33A41 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33A41

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33A41	#FFFFFF	#000000	##FFFFFF
##B33A41	1.00	5.84	3.60	5.84
#FFFFFF	5.84	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5540

Deuteranopia (green-blind)

#796E3E

Tritanopia (blue-blind)

#C41C3E

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b33a41;
/* rgb */ color: rgb(179, 58, 65);
/* oklch */ color: oklch(52.6% 0.156 21.1);

Tailwind

colors: {
  custom: {
    50: '#d07775',
    500: '#b33a41',
    950: '#000000',
  },
}

SCSS

$custom: #b33a41;
$custom-light: #d07775;
$custom-dark: #000000;

JSON

{
  "hex": "#b33a41",
  "rgb": {
    "r": 179,
    "g": 58,
    "b": 65
  },
  "hsl": {
    "h": 356.529,
    "s": 51.055,
    "l": 46.471
  },
  "oklch": {
    "l": 0.52558,
    "c": 0.15638,
    "h": 21.1
  },
  "luminance": 0.12991
}

Semantic roles & 50–950 ramp

primary

#B33A41

secondary

#84C5C1

accent

#DBD24D

background

#FDF7F7

surface

#FBEEED

border

#D4C9C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #B33A41

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

Preview Lab → · Contrast checker → · Palette generator →