#B63F4D#B63F4D

#B63F4D is a mid, vivid red. Relative luminance 0.140; OKLCH L 53.9% C 0.154 H 17.1°. Best body text is #FFFFFF at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#B63F4D
RGB	rgb(182, 63, 77)
HSL	hsl(353, 49%, 48%)
HSV	hsv(353, 65%, 71%)
CMYK	cmyk(0%, 65.4%, 57.7%, 28.6%)
CIE-LAB	lab(44.29, 49.03, 18.30)
CIE-LCH	lch(44.29, 52.33, 20.47°)
OKLab	oklab(53.88% 0.1468 0.0452)
OKLCH	oklch(53.88% 0.154 17.1)
XYZ	xyz(22.4105, 14.0389, 8.5494)
Luminance	0.1404 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63F4D #3FB6A8

analogous

#B63F88 #B63F4D #B66C3F

triadic

#B63F4D #4DB63F #3F4DB6

tetradic

#B63F4D #88B63F #3FB6A8 #6C3FB6

square

#B63F4D #88B63F #3FB6A8 #6C3FB6

split-complementary

#B63F4D #3FB66C #3F88B6

monochromatic

#5B2027 #892F3A #B63F4D #CB6873 #DA959D

Accessibility & contrast

On white

5.52

#B63F4D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#B63F4D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63F4D

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63F4D	#FFFFFF	#000000	##FFFFFF
##B63F4D	1.00	5.52	3.81	5.52
#FFFFFF	5.52	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D594D

Deuteranopia (green-blind)

#7B724A

Tritanopia (blue-blind)

#C72745

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #b63f4d;
/* rgb */ color: rgb(182, 63, 77);
/* oklch */ color: oklch(53.9% 0.154 17.1);

Tailwind

colors: {
  custom: {
    50: '#d27b7e',
    500: '#b63f4d',
    950: '#000000',
  },
}

SCSS

$custom: #b63f4d;
$custom-light: #d27b7e;
$custom-dark: #000000;

JSON

{
  "hex": "#b63f4d",
  "rgb": {
    "r": 182,
    "g": 63,
    "b": 77
  },
  "hsl": {
    "h": 352.941,
    "s": 48.571,
    "l": 48.039
  },
  "oklch": {
    "l": 0.53877,
    "c": 0.15357,
    "h": 17.1
  },
  "luminance": 0.14036
}

Semantic roles & 50–950 ramp

primary

#B63F4D

secondary

#8BC6BF

accent

#D8C850

background

#FDF7F7

surface

#FBEEEE

border

#D4C9C9

text

#150A0A

muted

#837C7C

Preview Lab

Preview with #B63F4D

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

Preview Lab → · Contrast checker → · Palette generator →