#B53447#B53447

#B53447 is a mid, vivid red. Relative luminance 0.127; OKLCH L 52.4% C 0.165 H 16.7°. Best body text is #FFFFFF at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#B53447
RGB	rgb(181, 52, 71)
HSL	hsl(351, 55%, 46%)
HSV	hsv(351, 71%, 71%)
CMYK	cmyk(0%, 71.3%, 60.8%, 29%)
CIE-LAB	lab(42.37, 52.72, 19.42)
CIE-LCH	lch(42.37, 56.18, 20.22°)
OKLab	oklab(52.37% 0.1576 0.0474)
OKLCH	oklch(52.37% 0.165 16.7)
XYZ	xyz(21.4235, 12.7377, 7.2905)
Luminance	0.1273 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B53447 #34B5A2

analogous

#B53487 #B53447 #B56134

triadic

#B53447 #47B534 #3447B5

tetradic

#B53447 #87B534 #34B5A2 #6134B5

square

#B53447 #87B534 #34B5A2 #6134B5

split-complementary

#B53447 #34B561 #3487B5

monochromatic

#561922 #852634 #B53447 #CF5769 #DC8794

Accessibility & contrast

On white

5.92

#B53447 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#B53447 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B53447

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B53447	#FFFFFF	#000000	##FFFFFF
##B53447	1.00	5.92	3.55	5.92
#FFFFFF	5.92	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#565347

Deuteranopia (green-blind)

#776E44

Tritanopia (blue-blind)

#C6103C

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b53447;
/* rgb */ color: rgb(181, 52, 71);
/* oklch */ color: oklch(52.4% 0.165 16.7);

Tailwind

colors: {
  custom: {
    50: '#d2757a',
    500: '#b53447',
    950: '#000000',
  },
}

SCSS

$custom: #b53447;
$custom-light: #d2757a;
$custom-dark: #000000;

JSON

{
  "hex": "#b53447",
  "rgb": {
    "r": 181,
    "g": 52,
    "b": 71
  },
  "hsl": {
    "h": 351.163,
    "s": 55.365,
    "l": 45.686
  },
  "oklch": {
    "l": 0.52371,
    "c": 0.16458,
    "h": 16.7
  },
  "luminance": 0.12735
}

Semantic roles & 50–950 ramp

primary

#B53447

secondary

#7FC6BC

accent

#DFC949

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150909

muted

#837B7B

Preview Lab

Preview with #B53447

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

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