#B63D57#B63D57

#B63D57 is a mid, vivid red. Relative luminance 0.140; OKLCH L 53.9% C 0.156 H 11.3°. Best body text is #FFFFFF at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#B63D57
RGB	rgb(182, 61, 87)
HSL	hsl(347, 50%, 48%)
HSV	hsv(347, 66%, 71%)
CMYK	cmyk(0%, 66.5%, 52.2%, 28.6%)
CIE-LAB	lab(44.20, 50.68, 12.02)
CIE-LCH	lch(44.20, 52.08, 13.34°)
OKLab	oklab(53.88% 0.1534 0.0306)
OKLCH	oklch(53.88% 0.156 11.3)
XYZ	xyz(22.6824, 13.9736, 10.5177)
Luminance	0.1397 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63D57 #3DB69C

analogous

#B63D94 #B63D57 #B65F3D

triadic

#B63D57 #57B63D #3D57B6

tetradic

#B63D57 #94B63D #3DB69C #5F3DB6

square

#B63D57 #94B63D #3DB69C #5F3DB6

split-complementary

#B63D57 #3DB65F #3D94B6

monochromatic

#5A1E2B #882E41 #B63D57 #CB657B #DB93A2

Accessibility & contrast

On white

5.53

#B63D57 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.79

#B63D57 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63D57

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63D57	#FFFFFF	#000000	##FFFFFF
##B63D57	1.00	5.53	3.79	5.53
#FFFFFF	5.53	1.00	21.00	1.00
#000000	3.79	21.00	1.00	21.00
##FFFFFF	5.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595957

Deuteranopia (green-blind)

#797254

Tritanopia (blue-blind)

#C62847

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b63d57;
/* rgb */ color: rgb(182, 61, 87);
/* oklch */ color: oklch(53.9% 0.156 11.3);

Tailwind

colors: {
  custom: {
    50: '#d17a86',
    500: '#b63d57',
    950: '#000000',
  },
}

SCSS

$custom: #b63d57;
$custom-light: #d17a86;
$custom-dark: #000000;

JSON

{
  "hex": "#b63d57",
  "rgb": {
    "r": 182,
    "g": 61,
    "b": 87
  },
  "hsl": {
    "h": 347.107,
    "s": 49.794,
    "l": 47.647
  },
  "oklch": {
    "l": 0.53879,
    "c": 0.15646,
    "h": 11.3
  },
  "luminance": 0.13971
}

Semantic roles & 50–950 ramp

primary

#B63D57

secondary

#89C6B9

accent

#D9BB4E

background

#FDF7F8

surface

#FBEEEF

border

#D4C9CA

text

#150A0B

muted

#837C7C

Preview Lab

Preview with #B63D57

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

Preview Lab → · Contrast checker → · Palette generator →