#B5382E#B5382E

#B5382E is a mid, vivid red. Relative luminance 0.128; OKLCH L 52.4% C 0.163 H 28.5°. Best body text is #FFFFFF at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#B5382E
RGB	rgb(181, 56, 46)
HSL	hsl(4, 59%, 45%)
HSV	hsv(4, 75%, 71%)
CMYK	cmyk(0%, 69.1%, 74.6%, 29%)
CIE-LAB	lab(42.54, 49.78, 34.66)
CIE-LCH	lch(42.54, 60.66, 34.85°)
OKLab	oklab(52.38% 0.1432 0.0778)
OKLCH	oklch(52.38% 0.163 28.5)
XYZ	xyz(20.9657, 12.8525, 3.9611)
Luminance	0.1285 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5382E #2EABB5

analogous

#B52E68 #B5382E #B57B2E

triadic

#B5382E #2EB538 #382EB5

tetradic

#B5382E #68B52E #2EABB5 #7B2EB5

square

#B5382E #68B52E #2EABB5 #7B2EB5

split-complementary

#B5382E #2EB57B #2E68B5

monochromatic

#531A15 #842922 #B5382E #D2584E #DE867F

Accessibility & contrast

On white

5.88

#B5382E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#B5382E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B5382E

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5382E	#FFFFFF	#000000	##FFFFFF
##B5382E	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)

#5C532C

Deuteranopia (green-blind)

#7B6E2A

Tritanopia (blue-blind)

#C70F37

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b5382e;
/* rgb */ color: rgb(181, 56, 46);
/* oklch */ color: oklch(52.4% 0.163 28.5);

Tailwind

colors: {
  custom: {
    50: '#d37667',
    500: '#b5382e',
    950: '#000000',
  },
}

SCSS

$custom: #b5382e;
$custom-light: #d37667;
$custom-dark: #000000;

JSON

{
  "hex": "#b5382e",
  "rgb": {
    "r": 181,
    "g": 56,
    "b": 46
  },
  "hsl": {
    "h": 4.444,
    "s": 59.471,
    "l": 44.51
  },
  "oklch": {
    "l": 0.52375,
    "c": 0.16298,
    "h": 28.5
  },
  "luminance": 0.12849
}

Semantic roles & 50–950 ramp

primary

#B5382E

secondary

#78C1C7

accent

#D7E345

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B5382E

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

Preview Lab → · Contrast checker → · Palette generator →