#B53547#B53547

#B53547 is a mid, vivid red. Relative luminance 0.128; OKLCH L 52.5% C 0.164 H 17.0°. Best body text is #FFFFFF at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#B53547
RGB	rgb(181, 53, 71)
HSL	hsl(352, 55%, 46%)
HSV	hsv(352, 71%, 71%)
CMYK	cmyk(0%, 70.7%, 60.8%, 29%)
CIE-LAB	lab(42.50, 52.34, 19.60)
CIE-LCH	lch(42.50, 55.88, 20.53°)
OKLab	oklab(52.47% 0.1564 0.0478)
OKLCH	oklch(52.47% 0.164 17)
XYZ	xyz(21.4686, 12.8279, 7.3056)
Luminance	0.1283 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B53547 #35B5A3

analogous

#B53587 #B53547 #B56335

triadic

#B53547 #47B535 #3547B5

tetradic

#B53547 #87B535 #35B5A3 #6335B5

square

#B53547 #87B535 #35B5A3 #6335B5

split-complementary

#B53547 #35B563 #3587B5

monochromatic

#561922 #862734 #B53547 #CE5969 #DC8894

Accessibility & contrast

On white

5.89

#B53547 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#B53547 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B53547

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B53547	#FFFFFF	#000000	##FFFFFF
##B53547	1.00	5.89	3.57	5.89
#FFFFFF	5.89	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575347

Deuteranopia (green-blind)

#776E44

Tritanopia (blue-blind)

#C6123D

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b53547;
/* rgb */ color: rgb(181, 53, 71);
/* oklch */ color: oklch(52.5% 0.164 17.0);

Tailwind

colors: {
  custom: {
    50: '#d2757a',
    500: '#b53547',
    950: '#000000',
  },
}

SCSS

$custom: #b53547;
$custom-light: #d2757a;
$custom-dark: #000000;

JSON

{
  "hex": "#b53547",
  "rgb": {
    "r": 181,
    "g": 53,
    "b": 71
  },
  "hsl": {
    "h": 351.563,
    "s": 54.701,
    "l": 45.882
  },
  "oklch": {
    "l": 0.52473,
    "c": 0.16355,
    "h": 17
  },
  "luminance": 0.12825
}

Semantic roles & 50–950 ramp

primary

#B53547

secondary

#80C6BC

accent

#DEC94A

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150909

muted

#837B7B

Preview Lab

Preview with #B53547

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

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