#B54151#B54151

#B54151 is a mid, vivid red. Relative luminance 0.142; OKLCH L 54.0% C 0.150 H 15.5°. Best body text is #FFFFFF at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#B54151
RGB	rgb(181, 65, 81)
HSL	hsl(352, 47%, 48%)
HSV	hsv(352, 64%, 71%)
CMYK	cmyk(0%, 64.1%, 55.2%, 29%)
CIE-LAB	lab(44.52, 48.14, 16.13)
CIE-LCH	lch(44.52, 50.77, 18.53°)
OKLab	oklab(54.05% 0.1447 0.0402)
OKLCH	oklch(54.05% 0.15 15.5)
XYZ	xyz(22.4335, 14.2013, 9.3428)
Luminance	0.1420 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B54151 #41B5A5

analogous

#B5418B #B54151 #B56B41

triadic

#B54151 #51B541 #4151B5

tetradic

#B54151 #8BB541 #41B5A5 #6B41B5

square

#B54151 #8BB541 #41B5A5 #6B41B5

split-complementary

#B54151 #41B56B #418BB5

monochromatic

#5B2129 #88313D #B54151 #C96A77 #DA97A0

Accessibility & contrast

On white

5.47

#B54151 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.84

#B54151 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B54151

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B54151	#FFFFFF	#000000	##FFFFFF
##B54151	1.00	5.47	3.84	5.47
#FFFFFF	5.47	1.00	21.00	1.00
#000000	3.84	21.00	1.00	21.00
##FFFFFF	5.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5A51

Deuteranopia (green-blind)

#7B724E

Tritanopia (blue-blind)

#C52C47

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #b54151;
/* rgb */ color: rgb(181, 65, 81);
/* oklch */ color: oklch(54.0% 0.150 15.5);

Tailwind

colors: {
  custom: {
    50: '#d17c81',
    500: '#b54151',
    950: '#000000',
  },
}

SCSS

$custom: #b54151;
$custom-light: #d17c81;
$custom-dark: #000000;

JSON

{
  "hex": "#b54151",
  "rgb": {
    "r": 181,
    "g": 65,
    "b": 81
  },
  "hsl": {
    "h": 351.724,
    "s": 47.154,
    "l": 48.235
  },
  "oklch": {
    "l": 0.54045,
    "c": 0.15015,
    "h": 15.5
  },
  "luminance": 0.14198
}

Semantic roles & 50–950 ramp

primary

#B54151

secondary

#8CC5BD

accent

#D7C451

background

#FDF7F7

surface

#FBEEEE

border

#D4C9C9

text

#150A0A

muted

#837C7C

Preview Lab

Preview with #B54151

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

Preview Lab → · Contrast checker → · Palette generator →