#B53B59#B53B59

#B53B59 is a mid, vivid red. Relative luminance 0.137; OKLCH L 53.5% C 0.158 H 9.5°. Best body text is #FFFFFF at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#B53B59
RGB	rgb(181, 59, 89)
HSL	hsl(345, 51%, 47%)
HSV	hsv(345, 67%, 71%)
CMYK	cmyk(0%, 67.4%, 50.8%, 29%)
CIE-LAB	lab(43.76, 51.35, 10.15)
CIE-LCH	lch(43.76, 52.35, 11.18°)
OKLab	oklab(53.54% 0.1559 0.0261)
OKLCH	oklch(53.54% 0.158 9.5)
XYZ	xyz(22.4251, 13.6759, 10.9081)
Luminance	0.1367 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B53B59 #3BB597

analogous

#B53B96 #B53B59 #B55A3B

triadic

#B53B59 #59B53B #3B59B5

tetradic

#B53B59 #96B53B #3BB597 #5A3BB5

square

#B53B59 #96B53B #3BB597 #5A3BB5

split-complementary

#B53B59 #3BB55A #3B96B5

monochromatic

#591D2C #872C42 #B53B59 #CC627C #DB90A2

Accessibility & contrast

On white

5.62

#B53B59 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#B53B59 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B53B59

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B53B59	#FFFFFF	#000000	##FFFFFF
##B53B59	1.00	5.62	3.73	5.62
#FFFFFF	5.62	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#57585A

Deuteranopia (green-blind)

#777056

Tritanopia (blue-blind)

#C52647

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b53b59;
/* rgb */ color: rgb(181, 59, 89);
/* oklch */ color: oklch(53.5% 0.158 9.5);

Tailwind

colors: {
  custom: {
    50: '#d17987',
    500: '#b53b59',
    950: '#000000',
  },
}

SCSS

$custom: #b53b59;
$custom-light: #d17987;
$custom-dark: #000000;

JSON

{
  "hex": "#b53b59",
  "rgb": {
    "r": 181,
    "g": 59,
    "b": 89
  },
  "hsl": {
    "h": 345.246,
    "s": 50.833,
    "l": 47.059
  },
  "oklch": {
    "l": 0.53541,
    "c": 0.15809,
    "h": 9.5
  },
  "luminance": 0.13673
}

Semantic roles & 50–950 ramp

primary

#B53B59

secondary

#86C6B6

accent

#DAB84D

background

#FDF7F8

surface

#FBEEEF

border

#D4C9CA

text

#15090B

muted

#837B7C

Preview Lab

Preview with #B53B59

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

Preview Lab → · Contrast checker → · Palette generator →