#B5382A#B5382A

#B5382A is a mid, vivid red. Relative luminance 0.128; OKLCH L 52.3% C 0.164 H 29.9°. Best body text is #FFFFFF at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#B5382A
RGB	rgb(181, 56, 42)
HSL	hsl(6, 62%, 44%)
HSV	hsv(6, 77%, 71%)
CMYK	cmyk(0%, 69.1%, 76.8%, 29%)
CIE-LAB	lab(42.49, 49.61, 36.87)
CIE-LCH	lch(42.49, 61.81, 36.62°)
OKLab	oklab(52.33% 0.1419 0.0816)
OKLCH	oklch(52.33% 0.164 29.9)
XYZ	xyz(20.8905, 12.8224, 3.5650)
Luminance	0.1282 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5382A #2AA7B5

analogous

#B52A61 #B5382A #B57D2A

triadic

#B5382A #2AB538 #382AB5

tetradic

#B5382A #61B52A #2AA7B5 #7D2AB5

square

#B5382A #61B52A #2AA7B5 #7D2AB5

split-complementary

#B5382A #2AB57D #2A61B5

monochromatic

#521913 #83291E #B5382A #D45648 #E08479

Accessibility & contrast

On white

5.89

#B5382A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#B5382A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B5382A

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5382A	#FFFFFF	#000000	##FFFFFF
##B5382A	1.00	5.89	3.56	5.89
#FFFFFF	5.89	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5327

Deuteranopia (green-blind)

#7B6E25

Tritanopia (blue-blind)

#C70D36

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b5382a;
/* rgb */ color: rgb(181, 56, 42);
/* oklch */ color: oklch(52.3% 0.164 29.9);

Tailwind

colors: {
  custom: {
    50: '#d47664',
    500: '#b5382a',
    950: '#000000',
  },
}

SCSS

$custom: #b5382a;
$custom-light: #d47664;
$custom-dark: #000000;

JSON

{
  "hex": "#b5382a",
  "rgb": {
    "r": 181,
    "g": 56,
    "b": 42
  },
  "hsl": {
    "h": 6.043,
    "s": 62.332,
    "l": 43.725
  },
  "oklch": {
    "l": 0.52326,
    "c": 0.16365,
    "h": 29.9
  },
  "luminance": 0.12819
}

Semantic roles & 50–950 ramp

primary

#B5382A

secondary

#73BFC8

accent

#D5E542

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160905

muted

#847B7A

Preview Lab

Preview with #B5382A

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

Preview Lab → · Contrast checker → · Palette generator →