#B53642#B53642

#B53642 is a mid, vivid red. Relative luminance 0.129; OKLCH L 52.5% C 0.163 H 19.6°. Best body text is #FFFFFF at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#B53642
RGB	rgb(181, 54, 66)
HSL	hsl(354, 54%, 46%)
HSV	hsv(354, 70%, 71%)
CMYK	cmyk(0%, 70.2%, 63.5%, 29%)
CIE-LAB	lab(42.55, 51.63, 22.74)
CIE-LCH	lch(42.55, 56.41, 23.77°)
OKLab	oklab(52.48% 0.1532 0.0546)
OKLCH	oklch(52.48% 0.163 19.6)
XYZ	xyz(21.3608, 12.8585, 6.5104)
Luminance	0.1285 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B53642 #36B5A9

analogous

#B53681 #B53642 #B56936

triadic

#B53642 #42B536 #3642B5

tetradic

#B53642 #81B536 #36B5A9 #6936B5

square

#B53642 #81B536 #36B5A9 #6936B5

split-complementary

#B53642 #36B569 #3681B5

monochromatic

#571A20 #862831 #B53642 #CE5A65 #DC8991

Accessibility & contrast

On white

5.88

#B53642 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#B53642 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B53642

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B53642	#FFFFFF	#000000	##FFFFFF
##B53642	1.00	5.88	3.57	5.88
#FFFFFF	5.88	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#585342

Deuteranopia (green-blind)

#786E3E

Tritanopia (blue-blind)

#C6123B

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b53642;
/* rgb */ color: rgb(181, 54, 66);
/* oklch */ color: oklch(52.5% 0.163 19.6);

Tailwind

colors: {
  custom: {
    50: '#d27676',
    500: '#b53642',
    950: '#000000',
  },
}

SCSS

$custom: #b53642;
$custom-light: #d27676;
$custom-dark: #000000;

JSON

{
  "hex": "#b53642",
  "rgb": {
    "r": 181,
    "g": 54,
    "b": 66
  },
  "hsl": {
    "h": 354.331,
    "s": 54.043,
    "l": 46.078
  },
  "oklch": {
    "l": 0.52477,
    "c": 0.16263,
    "h": 19.6
  },
  "luminance": 0.12855
}

Semantic roles & 50–950 ramp

primary

#B53642

secondary

#81C6C0

accent

#DDD04A

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #B53642

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

Preview Lab → · Contrast checker → · Palette generator →