#B5382C#B5382C

#B5382C is a mid, vivid red. Relative luminance 0.128; OKLCH L 52.3% C 0.163 H 29.2°. Best body text is #FFFFFF at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#B5382C
RGB	rgb(181, 56, 44)
HSL	hsl(5, 61%, 44%)
HSV	hsv(5, 76%, 71%)
CMYK	cmyk(0%, 69.1%, 75.7%, 29%)
CIE-LAB	lab(42.52, 49.69, 35.77)
CIE-LCH	lch(42.52, 61.23, 35.75°)
OKLab	oklab(52.35% 0.1425 0.0797)
OKLCH	oklch(52.35% 0.163 29.2)
XYZ	xyz(20.9272, 12.8371, 3.7583)
Luminance	0.1283 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5382C #2CA9B5

analogous

#B52C65 #B5382C #B57C2C

triadic

#B5382C #2CB538 #382CB5

tetradic

#B5382C #65B52C #2CA9B5 #7C2CB5

square

#B5382C #65B52C #2CA9B5 #7C2CB5

split-complementary

#B5382C #2CB57C #2C65B5

monochromatic

#531A14 #842920 #B5382C #D3574B #DF857C

Accessibility & contrast

On white

5.89

#B5382C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#B5382C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B5382C

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5382C	#FFFFFF	#000000	##FFFFFF
##B5382C	1.00	5.89	3.57	5.89
#FFFFFF	5.89	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C532A

Deuteranopia (green-blind)

#7B6E27

Tritanopia (blue-blind)

#C70E36

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b5382c;
/* rgb */ color: rgb(181, 56, 44);
/* oklch */ color: oklch(52.3% 0.163 29.2);

Tailwind

colors: {
  custom: {
    50: '#d37666',
    500: '#b5382c',
    950: '#000000',
  },
}

SCSS

$custom: #b5382c;
$custom-light: #d37666;
$custom-dark: #000000;

JSON

{
  "hex": "#b5382c",
  "rgb": {
    "r": 181,
    "g": 56,
    "b": 44
  },
  "hsl": {
    "h": 5.255,
    "s": 60.889,
    "l": 44.118
  },
  "oklch": {
    "l": 0.5235,
    "c": 0.16331,
    "h": 29.2
  },
  "luminance": 0.12834
}

Semantic roles & 50–950 ramp

primary

#B5382C

secondary

#75C0C8

accent

#D6E444

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B5382C

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

Preview Lab → · Contrast checker → · Palette generator →