#B63D44#B63D44

#B63D44 is a mid, vivid red. Relative luminance 0.137; OKLCH L 53.5% C 0.156 H 20.9°. Best body text is #FFFFFF at 5.61:1 contrast (WCAG AA passes).

Color values

HEX	#B63D44
RGB	rgb(182, 61, 68)
HSL	hsl(357, 50%, 48%)
HSV	hsv(357, 66%, 71%)
CMYK	cmyk(0%, 66.5%, 62.6%, 28.6%)
CIE-LAB	lab(43.80, 49.25, 23.17)
CIE-LCH	lch(43.80, 54.42, 25.19°)
OKLab	oklab(53.46% 0.1459 0.0557)
OKLCH	oklch(53.46% 0.156 20.9)
XYZ	xyz(22.0057, 13.7030, 6.9539)
Luminance	0.1370 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63D44 #3DB6AF

analogous

#B63D80 #B63D44 #B6733D

triadic

#B63D44 #44B63D #3D44B6

tetradic

#B63D44 #80B63D #3DB6AF #733DB6

square

#B63D44 #80B63D #3DB6AF #733DB6

split-complementary

#B63D44 #3DB673 #3D80B6

monochromatic

#5A1E22 #882E33 #B63D44 #CB656B #DB9397

Accessibility & contrast

On white

5.61

#B63D44 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.74

#B63D44 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63D44

5.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63D44	#FFFFFF	#000000	##FFFFFF
##B63D44	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)

#5D5743

Deuteranopia (green-blind)

#7B7141

Tritanopia (blue-blind)

#C72140

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b63d44;
/* rgb */ color: rgb(182, 61, 68);
/* oklch */ color: oklch(53.5% 0.156 20.9);

Tailwind

colors: {
  custom: {
    50: '#d27977',
    500: '#b63d44',
    950: '#000000',
  },
}

SCSS

$custom: #b63d44;
$custom-light: #d27977;
$custom-dark: #000000;

JSON

{
  "hex": "#b63d44",
  "rgb": {
    "r": 182,
    "g": 61,
    "b": 68
  },
  "hsl": {
    "h": 356.529,
    "s": 49.794,
    "l": 47.647
  },
  "oklch": {
    "l": 0.53459,
    "c": 0.15617,
    "h": 20.9
  },
  "luminance": 0.137
}

Semantic roles & 50–950 ramp

primary

#B63D44

secondary

#89C6C2

accent

#D9D14E

background

#FDF7F7

surface

#FBEEED

border

#D4C9C8

text

#150A08

muted

#837C7B

Preview Lab

Preview with #B63D44

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

Preview Lab → · Contrast checker → · Palette generator →