#B63C42#B63C42

#B63C42 is a mid, vivid red. Relative luminance 0.136; OKLCH L 53.3% C 0.157 H 21.5°. Best body text is #FFFFFF at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#B63C42
RGB	rgb(182, 60, 66)
HSL	hsl(357, 50%, 47%)
HSV	hsv(357, 67%, 71%)
CMYK	cmyk(0%, 67%, 63.7%, 28.6%)
CIE-LAB	lab(43.61, 49.54, 24.14)
CIE-LCH	lch(43.61, 55.10, 25.98°)
OKLab	oklab(53.31% 0.1464 0.0577)
OKLCH	oklch(53.31% 0.157 21.5)
XYZ	xyz(21.8928, 13.5732, 6.6203)
Luminance	0.1357 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63C42 #3CB6B0

analogous

#B63C7F #B63C42 #B6733C

triadic

#B63C42 #42B63C #3C42B6

tetradic

#B63C42 #7FB63C #3CB6B0 #733CB6

square

#B63C42 #7FB63C #3CB6B0 #733CB6

split-complementary

#B63C42 #3CB673 #3C7FB6

monochromatic

#5A1E21 #882D31 #B63C42 #CC6369 #DB9195

Accessibility & contrast

On white

5.65

#B63C42 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#B63C42 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63C42

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63C42	#FFFFFF	#000000	##FFFFFF
##B63C42	1.00	5.65	3.71	5.65
#FFFFFF	5.65	1.00	21.00	1.00
#000000	3.71	21.00	1.00	21.00
##FFFFFF	5.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5741

Deuteranopia (green-blind)

#7B713F

Tritanopia (blue-blind)

#C71F3F

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b63c42;
/* rgb */ color: rgb(182, 60, 66);
/* oklch */ color: oklch(53.3% 0.157 21.5);

Tailwind

colors: {
  custom: {
    50: '#d37976',
    500: '#b63c42',
    950: '#000000',
  },
}

SCSS

$custom: #b63c42;
$custom-light: #d37976;
$custom-dark: #000000;

JSON

{
  "hex": "#b63c42",
  "rgb": {
    "r": 182,
    "g": 60,
    "b": 66
  },
  "hsl": {
    "h": 357.049,
    "s": 50.413,
    "l": 47.451
  },
  "oklch": {
    "l": 0.53307,
    "c": 0.1574,
    "h": 21.5
  },
  "luminance": 0.1357
}

Semantic roles & 50–950 ramp

primary

#B63C42

secondary

#88C6C3

accent

#DAD34E

background

#FDF7F7

surface

#FBEEED

border

#D4C9C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #B63C42

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

Preview Lab → · Contrast checker → · Palette generator →