#B33641#B33641

#B33641 is a mid, vivid red. Relative luminance 0.126; OKLCH L 52.1% C 0.161 H 19.9°. Best body text is #FFFFFF at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#B33641
RGB	rgb(179, 54, 65)
HSL	hsl(355, 54%, 46%)
HSV	hsv(355, 70%, 70%)
CMYK	cmyk(0%, 69.8%, 63.7%, 29.8%)
CIE-LAB	lab(42.16, 50.92, 22.79)
CIE-LCH	lch(42.16, 55.78, 24.11°)
OKLab	oklab(52.12% 0.151 0.0547)
OKLCH	oklch(52.12% 0.161 19.9)
XYZ	xyz(20.8658, 12.6067, 6.3346)
Luminance	0.1260 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33641 #36B3A8

analogous

#B3367F #B33641 #B36936

triadic

#B33641 #41B336 #3641B3

tetradic

#B33641 #7FB336 #36B3A8 #6936B3

square

#B33641 #7FB336 #36B3A8 #6936B3

split-complementary

#B33641 #36B369 #367FB3

monochromatic

#551A1F #842830 #B33641 #CD5963 #DB8890

Accessibility & contrast

On white

5.96

#B33641 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#B33641 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33641

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33641	#FFFFFF	#000000	##FFFFFF
##B33641	1.00	5.96	3.52	5.96
#FFFFFF	5.96	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#585341

Deuteranopia (green-blind)

#776D3E

Tritanopia (blue-blind)

#C4143B

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b33641;
/* rgb */ color: rgb(179, 54, 65);
/* oklch */ color: oklch(52.1% 0.161 19.9);

Tailwind

colors: {
  custom: {
    50: '#d17575',
    500: '#b33641',
    950: '#000000',
  },
}

SCSS

$custom: #b33641;
$custom-light: #d17575;
$custom-dark: #000000;

JSON

{
  "hex": "#b33641",
  "rgb": {
    "r": 179,
    "g": 54,
    "b": 65
  },
  "hsl": {
    "h": 354.72,
    "s": 53.648,
    "l": 45.686
  },
  "oklch": {
    "l": 0.52117,
    "c": 0.16059,
    "h": 19.9
  },
  "luminance": 0.12604
}

Semantic roles & 50–950 ramp

primary

#B33641

secondary

#80C5BF

accent

#DDD04B

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #B33641

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

Preview Lab → · Contrast checker → · Palette generator →