#B53541#B53541

#B53541 is a mid, vivid red. Relative luminance 0.128; OKLCH L 52.4% C 0.164 H 19.8°. Best body text is #FFFFFF at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#B53541
RGB	rgb(181, 53, 65)
HSL	hsl(354, 55%, 46%)
HSV	hsv(354, 71%, 71%)
CMYK	cmyk(0%, 70.7%, 64.1%, 29%)
CIE-LAB	lab(42.39, 51.95, 23.15)
CIE-LCH	lch(42.39, 56.87, 24.02°)
OKLab	oklab(52.35% 0.154 0.0554)
OKLCH	oklch(52.35% 0.164 19.8)
XYZ	xyz(21.2855, 12.7547, 6.3411)
Luminance	0.1275 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B53541 #35B5A9

analogous

#B53581 #B53541 #B56935

triadic

#B53541 #41B535 #3541B5

tetradic

#B53541 #81B535 #35B5A9 #6935B5

square

#B53541 #81B535 #35B5A9 #6935B5

split-complementary

#B53541 #35B569 #3581B5

monochromatic

#56191F #862730 #B53541 #CE5964 #DC8890

Accessibility & contrast

On white

5.91

#B53541 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#B53541 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B53541

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B53541	#FFFFFF	#000000	##FFFFFF
##B53541	1.00	5.91	3.55	5.91
#FFFFFF	5.91	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#585341

Deuteranopia (green-blind)

#786E3D

Tritanopia (blue-blind)

#C70F3A

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b53541;
/* rgb */ color: rgb(181, 53, 65);
/* oklch */ color: oklch(52.4% 0.164 19.8);

Tailwind

colors: {
  custom: {
    50: '#d27575',
    500: '#b53541',
    950: '#000000',
  },
}

SCSS

$custom: #b53541;
$custom-light: #d27575;
$custom-dark: #000000;

JSON

{
  "hex": "#b53541",
  "rgb": {
    "r": 181,
    "g": 53,
    "b": 65
  },
  "hsl": {
    "h": 354.375,
    "s": 54.701,
    "l": 45.882
  },
  "oklch": {
    "l": 0.52354,
    "c": 0.1637,
    "h": 19.8
  },
  "luminance": 0.12752
}

Semantic roles & 50–950 ramp

primary

#B53541

secondary

#80C6C0

accent

#DED04A

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #B53541

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

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