#B53D57#B53D57

#B53D57 is a mid, vivid red. Relative luminance 0.138; OKLCH L 53.7% C 0.155 H 11.1°. Best body text is #FFFFFF at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#B53D57
RGB	rgb(181, 61, 87)
HSL	hsl(347, 50%, 47%)
HSV	hsv(347, 66%, 71%)
CMYK	cmyk(0%, 66.3%, 51.9%, 29%)
CIE-LAB	lab(44.02, 50.35, 11.75)
CIE-LCH	lch(44.02, 51.70, 13.13°)
OKLab	oklab(53.72% 0.1525 0.0299)
OKLCH	oklch(53.72% 0.155 11.1)
XYZ	xyz(22.4470, 13.8523, 10.5067)
Luminance	0.1385 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B53D57 #3DB59B

analogous

#B53D93 #B53D57 #B55F3D

triadic

#B53D57 #57B53D #3D57B5

tetradic

#B53D57 #93B53D #3DB59B #5F3DB5

square

#B53D57 #93B53D #3DB59B #5F3DB5

split-complementary

#B53D57 #3DB55F #3D93B5

monochromatic

#591E2B #872E41 #B53D57 #CB647B #DA92A2

Accessibility & contrast

On white

5.57

#B53D57 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#B53D57 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B53D57

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B53D57	#FFFFFF	#000000	##FFFFFF
##B53D57	1.00	5.57	3.77	5.57
#FFFFFF	5.57	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595957

Deuteranopia (green-blind)

#787154

Tritanopia (blue-blind)

#C52847

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b53d57;
/* rgb */ color: rgb(181, 61, 87);
/* oklch */ color: oklch(53.7% 0.155 11.1);

Tailwind

colors: {
  custom: {
    50: '#d17a86',
    500: '#b53d57',
    950: '#000000',
  },
}

SCSS

$custom: #b53d57;
$custom-light: #d17a86;
$custom-dark: #000000;

JSON

{
  "hex": "#b53d57",
  "rgb": {
    "r": 181,
    "g": 61,
    "b": 87
  },
  "hsl": {
    "h": 347,
    "s": 49.587,
    "l": 47.451
  },
  "oklch": {
    "l": 0.53716,
    "c": 0.15541,
    "h": 11.1
  },
  "luminance": 0.13849
}

Semantic roles & 50–950 ramp

primary

#B53D57

secondary

#88C5B8

accent

#D9BB4F

background

#FDF7F8

surface

#FBEEEF

border

#D4C9CA

text

#150A0B

muted

#837C7C

Preview Lab

Preview with #B53D57

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

Preview Lab → · Contrast checker → · Palette generator →