#B63D4A#B63D4A

#B63D4A is a mid, vivid red. Relative luminance 0.138; OKLCH L 53.6% C 0.156 H 18.0°. Best body text is #FFFFFF at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#B63D4A
RGB	rgb(182, 61, 74)
HSL	hsl(354, 50%, 48%)
HSV	hsv(354, 66%, 71%)
CMYK	cmyk(0%, 66.5%, 59.3%, 28.6%)
CIE-LAB	lab(43.92, 49.66, 19.65)
CIE-LCH	lch(43.92, 53.40, 21.59°)
OKLab	oklab(53.58% 0.1483 0.0481)
OKLCH	oklch(53.58% 0.156 18)
XYZ	xyz(22.1983, 13.7800, 7.9681)
Luminance	0.1378 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63D4A #3DB6A9

analogous

#B63D86 #B63D4A #B66D3D

triadic

#B63D4A #4AB63D #3D4AB6

tetradic

#B63D4A #86B63D #3DB6A9 #6D3DB6

square

#B63D4A #86B63D #3DB6A9 #6D3DB6

split-complementary

#B63D4A #3DB66D #3D86B6

monochromatic

#5A1E25 #882E37 #B63D4A #CB6570 #DB939A

Accessibility & contrast

On white

5.59

#B63D4A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#B63D4A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63D4A

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63D4A	#FFFFFF	#000000	##FFFFFF
##B63D4A	1.00	5.59	3.76	5.59
#FFFFFF	5.59	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C584A

Deuteranopia (green-blind)

#7B7147

Tritanopia (blue-blind)

#C72342

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b63d4a;
/* rgb */ color: rgb(182, 61, 74);
/* oklch */ color: oklch(53.6% 0.156 18.0);

Tailwind

colors: {
  custom: {
    50: '#d2797c',
    500: '#b63d4a',
    950: '#000000',
  },
}

SCSS

$custom: #b63d4a;
$custom-light: #d2797c;
$custom-dark: #000000;

JSON

{
  "hex": "#b63d4a",
  "rgb": {
    "r": 182,
    "g": 61,
    "b": 74
  },
  "hsl": {
    "h": 353.554,
    "s": 49.794,
    "l": 47.647
  },
  "oklch": {
    "l": 0.53579,
    "c": 0.15589,
    "h": 18
  },
  "luminance": 0.13777
}

Semantic roles & 50–950 ramp

primary

#B63D4A

secondary

#89C6BF

accent

#D9CA4E

background

#FDF7F7

surface

#FBEEEE

border

#D4C9C9

text

#150A09

muted

#837C7B

Preview Lab

Preview with #B63D4A

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

Preview Lab → · Contrast checker → · Palette generator →