#B5404A#B5404A

#B5404A is a mid, vivid red. Relative luminance 0.140; OKLCH L 53.8% C 0.151 H 18.9°. Best body text is #FFFFFF at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#B5404A
RGB	rgb(181, 64, 74)
HSL	hsl(355, 48%, 48%)
HSV	hsv(355, 65%, 71%)
CMYK	cmyk(0%, 64.6%, 59.1%, 29%)
CIE-LAB	lab(44.22, 48.04, 20.01)
CIE-LCH	lch(44.22, 52.04, 22.62°)
OKLab	oklab(53.77% 0.1432 0.049)
OKLCH	oklch(53.77% 0.151 18.9)
XYZ	xyz(22.1275, 13.9879, 8.0120)
Luminance	0.1399 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5404A #40B5AB

analogous

#B54084 #B5404A #B57040

triadic

#B5404A #4AB540 #404AB5

tetradic

#B5404A #84B540 #40B5AB #7040B5

square

#B5404A #84B540 #40B5AB #7040B5

split-complementary

#B5404A #40B570 #4084B5

monochromatic

#5B2025 #883038 #B5404A #CA6871 #DA969B

Accessibility & contrast

On white

5.53

#B5404A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.80

#B5404A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B5404A

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5404A	#FFFFFF	#000000	##FFFFFF
##B5404A	1.00	5.53	3.80	5.53
#FFFFFF	5.53	1.00	21.00	1.00
#000000	3.80	21.00	1.00	21.00
##FFFFFF	5.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D594A

Deuteranopia (green-blind)

#7B7247

Tritanopia (blue-blind)

#C62844

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #b5404a;
/* rgb */ color: rgb(181, 64, 74);
/* oklch */ color: oklch(53.8% 0.151 18.9);

Tailwind

colors: {
  custom: {
    50: '#d17b7c',
    500: '#b5404a',
    950: '#000000',
  },
}

SCSS

$custom: #b5404a;
$custom-light: #d17b7c;
$custom-dark: #000000;

JSON

{
  "hex": "#b5404a",
  "rgb": {
    "r": 181,
    "g": 64,
    "b": 74
  },
  "hsl": {
    "h": 354.872,
    "s": 47.755,
    "l": 48.039
  },
  "oklch": {
    "l": 0.53771,
    "c": 0.15139,
    "h": 18.9
  },
  "luminance": 0.13985
}

Semantic roles & 50–950 ramp

primary

#B5404A

secondary

#8BC5C0

accent

#D7CC50

background

#FDF7F7

surface

#FBEEEE

border

#D4C9C9

text

#150A09

muted

#837C7B

Preview Lab

Preview with #B5404A

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

Preview Lab → · Contrast checker → · Palette generator →