#B5382D#B5382D

#B5382D is a mid, vivid red. Relative luminance 0.128; OKLCH L 52.4% C 0.163 H 28.9°. Best body text is #FFFFFF at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#B5382D
RGB	rgb(181, 56, 45)
HSL	hsl(5, 60%, 44%)
HSV	hsv(5, 75%, 71%)
CMYK	cmyk(0%, 69.1%, 75.1%, 29%)
CIE-LAB	lab(42.53, 49.74, 35.22)
CIE-LCH	lch(42.53, 60.94, 35.30°)
OKLab	oklab(52.36% 0.1429 0.0788)
OKLCH	oklch(52.36% 0.163 28.9)
XYZ	xyz(20.9462, 12.8447, 3.8584)
Luminance	0.1284 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5382D #2DAAB5

analogous

#B52D66 #B5382D #B57C2D

triadic

#B5382D #2DB538 #382DB5

tetradic

#B5382D #66B52D #2DAAB5 #7C2DB5

square

#B5382D #66B52D #2DAAB5 #7C2DB5

split-complementary

#B5382D #2DB57C #2D66B5

monochromatic

#531A15 #842921 #B5382D #D3574D #DF857E

Accessibility & contrast

On white

5.88

#B5382D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#B5382D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B5382D

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5382D	#FFFFFF	#000000	##FFFFFF
##B5382D	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)

#5C532B

Deuteranopia (green-blind)

#7B6E28

Tritanopia (blue-blind)

#C70E36

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b5382d;
/* rgb */ color: rgb(181, 56, 45);
/* oklch */ color: oklch(52.4% 0.163 28.9);

Tailwind

colors: {
  custom: {
    50: '#d37667',
    500: '#b5382d',
    950: '#000000',
  },
}

SCSS

$custom: #b5382d;
$custom-light: #d37667;
$custom-dark: #000000;

JSON

{
  "hex": "#b5382d",
  "rgb": {
    "r": 181,
    "g": 56,
    "b": 45
  },
  "hsl": {
    "h": 4.853,
    "s": 60.177,
    "l": 44.314
  },
  "oklch": {
    "l": 0.52362,
    "c": 0.16315,
    "h": 28.9
  },
  "luminance": 0.12842
}

Semantic roles & 50–950 ramp

primary

#B5382D

secondary

#76C1C7

accent

#D6E344

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B5382D

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

Preview Lab → · Contrast checker → · Palette generator →