#B63550#B63550

#B63550 is a mid, vivid red. Relative luminance 0.131; OKLCH L 52.8% C 0.165 H 12.7°. Best body text is #FFFFFF at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#B63550
RGB	rgb(182, 53, 80)
HSL	hsl(347, 55%, 46%)
HSV	hsv(347, 71%, 71%)
CMYK	cmyk(0%, 70.9%, 56%, 28.6%)
CIE-LAB	lab(42.87, 53.30, 14.54)
CIE-LCH	lch(42.87, 55.24, 15.26°)
OKLab	oklab(52.84% 0.1609 0.0364)
OKLCH	oklch(52.84% 0.165 12.7)
XYZ	xyz(22.0145, 13.0735, 8.9521)
Luminance	0.1307 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63550 #35B69B

analogous

#B63590 #B63550 #B65A35

triadic

#B63550 #50B635 #3550B6

tetradic

#B63550 #90B635 #35B69B #5A35B6

square

#B63550 #90B635 #35B69B #5A35B6

split-complementary

#B63550 #35B65A #3590B6

monochromatic

#571926 #87273B #B63550 #CF5972 #DD899A

Accessibility & contrast

On white

5.81

#B63550 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#B63550 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63550

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63550	#FFFFFF	#000000	##FFFFFF
##B63550	1.00	5.81	3.61	5.81
#FFFFFF	5.81	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#565450

Deuteranopia (green-blind)

#776F4D

Tritanopia (blue-blind)

#C71740

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b63550;
/* rgb */ color: rgb(182, 53, 80);
/* oklch */ color: oklch(52.8% 0.165 12.7);

Tailwind

colors: {
  custom: {
    50: '#d27680',
    500: '#b63550',
    950: '#000000',
  },
}

SCSS

$custom: #b63550;
$custom-light: #d27680;
$custom-dark: #000000;

JSON

{
  "hex": "#b63550",
  "rgb": {
    "r": 182,
    "g": 53,
    "b": 80
  },
  "hsl": {
    "h": 347.442,
    "s": 54.894,
    "l": 46.078
  },
  "oklch": {
    "l": 0.52844,
    "c": 0.16493,
    "h": 12.7
  },
  "luminance": 0.1307
}

Semantic roles & 50–950 ramp

primary

#B63550

secondary

#80C7B8

accent

#DEBF4A

background

#FDF7F7

surface

#FBEDEE

border

#D4C8C9

text

#15090A

muted

#837B7C

Preview Lab

Preview with #B63550

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

Preview Lab → · Contrast checker → · Palette generator →