#B63548#B63548

#B63548 is a mid, vivid red. Relative luminance 0.130; OKLCH L 52.7% C 0.165 H 16.6°. Best body text is #FFFFFF at 5.85:1 contrast (WCAG AA passes).

Color values

HEX	#B63548
RGB	rgb(182, 53, 72)
HSL	hsl(351, 55%, 46%)
HSV	hsv(351, 71%, 71%)
CMYK	cmyk(0%, 70.9%, 60.4%, 28.6%)
CIE-LAB	lab(42.71, 52.72, 19.28)
CIE-LCH	lch(42.71, 56.13, 20.09°)
OKLab	oklab(52.66% 0.1577 0.0471)
OKLCH	oklch(52.66% 0.165 16.6)
XYZ	xyz(21.7364, 12.9622, 7.4870)
Luminance	0.1296 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63548 #35B6A3

analogous

#B63588 #B63548 #B66235

triadic

#B63548 #48B635 #3548B6

tetradic

#B63548 #88B635 #35B6A3 #6235B6

square

#B63548 #88B635 #35B6A3 #6235B6

split-complementary

#B63548 #35B662 #3588B6

monochromatic

#571922 #872735 #B63548 #CF596B #DD8995

Accessibility & contrast

On white

5.85

#B63548 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.59

#B63548 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63548

5.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63548	#FFFFFF	#000000	##FFFFFF
##B63548	1.00	5.85	3.59	5.85
#FFFFFF	5.85	1.00	21.00	1.00
#000000	3.59	21.00	1.00	21.00
##FFFFFF	5.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575448

Deuteranopia (green-blind)

#786F45

Tritanopia (blue-blind)

#C7123D

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b63548;
/* rgb */ color: rgb(182, 53, 72);
/* oklch */ color: oklch(52.7% 0.165 16.6);

Tailwind

colors: {
  custom: {
    50: '#d3757a',
    500: '#b63548',
    950: '#000000',
  },
}

SCSS

$custom: #b63548;
$custom-light: #d3757a;
$custom-dark: #000000;

JSON

{
  "hex": "#b63548",
  "rgb": {
    "r": 182,
    "g": 53,
    "b": 72
  },
  "hsl": {
    "h": 351.163,
    "s": 54.894,
    "l": 46.078
  },
  "oklch": {
    "l": 0.52665,
    "c": 0.16458,
    "h": 16.6
  },
  "luminance": 0.12959
}

Semantic roles & 50–950 ramp

primary

#B63548

secondary

#80C7BC

accent

#DEC84A

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150909

muted

#837B7B

Preview Lab

Preview with #B63548

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

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