#B63555#B63555

#B63555 is a mid, vivid red. Relative luminance 0.131; OKLCH L 53.0% C 0.165 H 10.3°. Best body text is #FFFFFF at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#B63555
RGB	rgb(182, 53, 85)
HSL	hsl(345, 55%, 46%)
HSV	hsv(345, 71%, 71%)
CMYK	cmyk(0%, 70.9%, 53.3%, 28.6%)
CIE-LAB	lab(42.99, 53.69, 11.59)
CIE-LCH	lch(42.99, 54.93, 12.18°)
OKLab	oklab(52.97% 0.1628 0.0295)
OKLCH	oklch(52.97% 0.165 10.3)
XYZ	xyz(22.2062, 13.1502, 9.9615)
Luminance	0.1315 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63555 #35B696

analogous

#B63595 #B63555 #B65535

triadic

#B63555 #55B635 #3555B6

tetradic

#B63555 #95B635 #35B696 #5535B6

square

#B63555 #95B635 #35B696 #5535B6

split-complementary

#B63555 #35B655 #3595B6

monochromatic

#571929 #87273F #B63555 #CF5977 #DD899E

Accessibility & contrast

On white

5.79

#B63555 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#B63555 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63555

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63555	#FFFFFF	#000000	##FFFFFF
##B63555	1.00	5.79	3.63	5.79
#FFFFFF	5.79	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#555556

Deuteranopia (green-blind)

#766F52

Tritanopia (blue-blind)

#C71942

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b63555;
/* rgb */ color: rgb(182, 53, 85);
/* oklch */ color: oklch(53.0% 0.165 10.3);

Tailwind

colors: {
  custom: {
    50: '#d27684',
    500: '#b63555',
    950: '#000000',
  },
}

SCSS

$custom: #b63555;
$custom-light: #d27684;
$custom-dark: #000000;

JSON

{
  "hex": "#b63555",
  "rgb": {
    "r": 182,
    "g": 53,
    "b": 85
  },
  "hsl": {
    "h": 345.116,
    "s": 54.894,
    "l": 46.078
  },
  "oklch": {
    "l": 0.52966,
    "c": 0.16546,
    "h": 10.3
  },
  "luminance": 0.13147
}

Semantic roles & 50–950 ramp

primary

#B63555

secondary

#80C7B5

accent

#DEB94A

background

#FDF7F8

surface

#FBEDEF

border

#D4C8CA

text

#15090A

muted

#837B7C

Preview Lab

Preview with #B63555

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

Preview Lab → · Contrast checker → · Palette generator →