#B53142#B53142

#B53142 is a mid, vivid red. Relative luminance 0.124; OKLCH L 52.0% C 0.168 H 18.3°. Best body text is #FFFFFF at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#B53142
RGB	rgb(181, 49, 66)
HSL	hsl(352, 57%, 45%)
HSV	hsv(352, 73%, 71%)
CMYK	cmyk(0%, 72.9%, 63.5%, 29%)
CIE-LAB	lab(41.87, 53.50, 21.87)
CIE-LCH	lch(41.87, 57.79, 22.23°)
OKLab	oklab(51.97% 0.1592 0.0526)
OKLCH	oklch(51.97% 0.168 18.3)
XYZ	xyz(21.1399, 12.4168, 6.4367)
Luminance	0.1241 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B53142 #31B5A4

analogous

#B53184 #B53142 #B56231

triadic

#B53142 #42B531 #3142B5

tetradic

#B53142 #84B531 #31B5A4 #6231B5

square

#B53142 #84B531 #31B5A4 #6231B5

split-complementary

#B53142 #31B562 #3184B5

monochromatic

#55171F #852430 #B53142 #D05363 #DD838F

Accessibility & contrast

On white

6.03

#B53142 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#B53142 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B53142

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B53142	#FFFFFF	#000000	##FFFFFF
##B53142	1.00	6.03	3.48	6.03
#FFFFFF	6.03	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#555142

Deuteranopia (green-blind)

#776D3E

Tritanopia (blue-blind)

#C70138

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b53142;
/* rgb */ color: rgb(181, 49, 66);
/* oklch */ color: oklch(52.0% 0.168 18.3);

Tailwind

colors: {
  custom: {
    50: '#d27376',
    500: '#b53142',
    950: '#000000',
  },
}

SCSS

$custom: #b53142;
$custom-light: #d27376;
$custom-dark: #000000;

JSON

{
  "hex": "#b53142",
  "rgb": {
    "r": 181,
    "g": 49,
    "b": 66
  },
  "hsl": {
    "h": 352.273,
    "s": 57.391,
    "l": 45.098
  },
  "oklch": {
    "l": 0.51972,
    "c": 0.16763,
    "h": 18.3
  },
  "luminance": 0.12414
}

Semantic roles & 50–950 ramp

primary

#B53142

secondary

#7BC7BD

accent

#E1CD47

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #B53142

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

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