#B63D41#B63D41

#B63D41 is a mid, vivid red. Relative luminance 0.137; OKLCH L 53.4% C 0.156 H 22.3°. Best body text is #FFFFFF at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#B63D41
RGB	rgb(182, 61, 65)
HSL	hsl(358, 50%, 48%)
HSV	hsv(358, 66%, 71%)
CMYK	cmyk(0%, 66.5%, 64.3%, 28.6%)
CIE-LAB	lab(43.75, 49.05, 24.92)
CIE-LCH	lch(43.75, 55.02, 26.93°)
OKLab	oklab(53.4% 0.1447 0.0594)
OKLCH	oklch(53.4% 0.156 22.3)
XYZ	xyz(21.9165, 13.6673, 6.4840)
Luminance	0.1366 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63D41 #3DB6B2

analogous

#B63D7D #B63D41 #B6763D

triadic

#B63D41 #41B63D #3D41B6

tetradic

#B63D41 #7DB63D #3DB6B2 #763DB6

square

#B63D41 #7DB63D #3DB6B2 #763DB6

split-complementary

#B63D41 #3DB676 #3D7DB6

monochromatic

#5A1E20 #882E31 #B63D41 #CB6568 #DB9395

Accessibility & contrast

On white

5.63

#B63D41 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#B63D41 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63D41

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63D41	#FFFFFF	#000000	##FFFFFF
##B63D41	1.00	5.63	3.73	5.63
#FFFFFF	5.63	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5740

Deuteranopia (green-blind)

#7C713E

Tritanopia (blue-blind)

#C72040

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b63d41;
/* rgb */ color: rgb(182, 61, 65);
/* oklch */ color: oklch(53.4% 0.156 22.3);

Tailwind

colors: {
  custom: {
    50: '#d37975',
    500: '#b63d41',
    950: '#000000',
  },
}

SCSS

$custom: #b63d41;
$custom-light: #d37975;
$custom-dark: #000000;

JSON

{
  "hex": "#b63d41",
  "rgb": {
    "r": 182,
    "g": 61,
    "b": 65
  },
  "hsl": {
    "h": 358.017,
    "s": 49.794,
    "l": 47.647
  },
  "oklch": {
    "l": 0.53404,
    "c": 0.15643,
    "h": 22.3
  },
  "luminance": 0.13664
}

Semantic roles & 50–950 ramp

primary

#B63D41

secondary

#89C6C4

accent

#D9D54E

background

#FDF7F7

surface

#FBEEED

border

#D4C9C8

text

#150A08

muted

#837C7B

Preview Lab

Preview with #B63D41

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

Preview Lab → · Contrast checker → · Palette generator →