#B63C4D#B63C4D

#B63C4D is a mid, vivid red. Relative luminance 0.137; OKLCH L 53.5% C 0.157 H 16.2°. Best body text is #FFFFFF at 5.61:1 contrast (WCAG AA passes).

Color values

HEX	#B63C4D
RGB	rgb(182, 60, 77)
HSL	hsl(352, 50%, 47%)
HSV	hsv(352, 67%, 71%)
CMYK	cmyk(0%, 67%, 57.7%, 28.6%)
CIE-LAB	lab(43.82, 50.29, 17.68)
CIE-LCH	lch(43.82, 53.31, 19.37°)
OKLab	oklab(53.53% 0.1508 0.0437)
OKLCH	oklch(53.53% 0.157 16.2)
XYZ	xyz(22.2489, 13.7156, 8.4955)
Luminance	0.1371 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63C4D #3CB6A5

analogous

#B63C8A #B63C4D #B6683C

triadic

#B63C4D #4DB63C #3C4DB6

tetradic

#B63C4D #8AB63C #3CB6A5 #683CB6

square

#B63C4D #8AB63C #3CB6A5 #683CB6

split-complementary

#B63C4D #3CB668 #3C8AB6

monochromatic

#5A1E26 #882D3A #B63C4D #CC6372 #DB919C

Accessibility & contrast

On white

5.61

#B63C4D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.74

#B63C4D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63C4D

5.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63C4D	#FFFFFF	#000000	##FFFFFF
##B63C4D	1.00	5.61	3.74	5.61
#FFFFFF	5.61	1.00	21.00	1.00
#000000	3.74	21.00	1.00	21.00
##FFFFFF	5.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B584D

Deuteranopia (green-blind)

#7A714A

Tritanopia (blue-blind)

#C72243

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b63c4d;
/* rgb */ color: rgb(182, 60, 77);
/* oklch */ color: oklch(53.5% 0.157 16.2);

Tailwind

colors: {
  custom: {
    50: '#d2797e',
    500: '#b63c4d',
    950: '#000000',
  },
}

SCSS

$custom: #b63c4d;
$custom-light: #d2797e;
$custom-dark: #000000;

JSON

{
  "hex": "#b63c4d",
  "rgb": {
    "r": 182,
    "g": 60,
    "b": 77
  },
  "hsl": {
    "h": 351.639,
    "s": 50.413,
    "l": 47.451
  },
  "oklch": {
    "l": 0.53529,
    "c": 0.157,
    "h": 16.2
  },
  "luminance": 0.13713
}

Semantic roles & 50–950 ramp

primary

#B63C4D

secondary

#88C6BD

accent

#DAC64E

background

#FDF7F7

surface

#FBEEEE

border

#D4C9C9

text

#150A0A

muted

#837C7C

Preview Lab

Preview with #B63C4D

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

Preview Lab → · Contrast checker → · Palette generator →