#B63A49#B63A49

#B63A49 is a mid, vivid red. Relative luminance 0.135; OKLCH L 53.2% C 0.159 H 17.5°. Best body text is #FFFFFF at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#B63A49
RGB	rgb(182, 58, 73)
HSL	hsl(353, 52%, 47%)
HSV	hsv(353, 68%, 71%)
CMYK	cmyk(0%, 68.1%, 59.9%, 28.6%)
CIE-LAB	lab(43.44, 50.82, 19.63)
CIE-LCH	lch(43.44, 54.49, 21.12°)
OKLab	oklab(53.22% 0.1518 0.048)
OKLCH	oklch(53.22% 0.159 17.5)
XYZ	xyz(22.0092, 13.4553, 7.7402)
Luminance	0.1345 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63A49 #3AB6A7

analogous

#B63A87 #B63A49 #B6693A

triadic

#B63A49 #49B63A #3A49B6

tetradic

#B63A49 #87B63A #3AB6A7 #693AB6

square

#B63A49 #87B63A #3AB6A7 #693AB6

split-complementary

#B63A49 #3AB669 #3A87B6

monochromatic

#591C24 #882B36 #B63A49 #CD616E #DB8F98

Accessibility & contrast

On white

5.69

#B63A49 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#B63A49 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63A49

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63A49	#FFFFFF	#000000	##FFFFFF
##B63A49	1.00	5.69	3.69	5.69
#FFFFFF	5.69	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5649

Deuteranopia (green-blind)

#7A7046

Tritanopia (blue-blind)

#C71D40

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b63a49;
/* rgb */ color: rgb(182, 58, 73);
/* oklch */ color: oklch(53.2% 0.159 17.5);

Tailwind

colors: {
  custom: {
    50: '#d2787b',
    500: '#b63a49',
    950: '#000000',
  },
}

SCSS

$custom: #b63a49;
$custom-light: #d2787b;
$custom-dark: #000000;

JSON

{
  "hex": "#b63a49",
  "rgb": {
    "r": 182,
    "g": 58,
    "b": 73
  },
  "hsl": {
    "h": 352.742,
    "s": 51.667,
    "l": 47.059
  },
  "oklch": {
    "l": 0.53219,
    "c": 0.15923,
    "h": 17.5
  },
  "luminance": 0.13452
}

Semantic roles & 50–950 ramp

primary

#B63A49

secondary

#86C6BE

accent

#DBCA4D

background

#FDF7F7

surface

#FBEEED

border

#D4C9C8

text

#150909

muted

#837B7B

Preview Lab

Preview with #B63A49

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

Preview Lab → · Contrast checker → · Palette generator →