#B5392B#B5392B

#B5392B is a mid, vivid red. Relative luminance 0.129; OKLCH L 52.4% C 0.163 H 29.9°. Best body text is #FFFFFF at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#B5392B
RGB	rgb(181, 57, 43)
HSL	hsl(6, 62%, 44%)
HSV	hsv(6, 76%, 71%)
CMYK	cmyk(0%, 68.5%, 76.2%, 29%)
CIE-LAB	lab(42.65, 49.25, 36.48)
CIE-LCH	lch(42.65, 61.29, 36.53°)
OKLab	oklab(52.45% 0.1409 0.081)
OKLCH	oklch(52.45% 0.163 29.9)
XYZ	xyz(20.9576, 12.9275, 3.6768)
Luminance	0.1292 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5392B #2BA7B5

analogous

#B52B62 #B5392B #B57E2B

triadic

#B5392B #2BB539 #392BB5

tetradic

#B5392B #62B52B #2BA7B5 #7E2BB5

square

#B5392B #62B52B #2BA7B5 #7E2BB5

split-complementary

#B5392B #2BB57E #2B62B5

monochromatic

#521A14 #84291F #B5392B #D45749 #E0857B

Accessibility & contrast

On white

5.86

#B5392B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#B5392B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B5392B

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5392B	#FFFFFF	#000000	##FFFFFF
##B5392B	1.00	5.86	3.58	5.86
#FFFFFF	5.86	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5328

Deuteranopia (green-blind)

#7B6F26

Tritanopia (blue-blind)

#C71137

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b5392b;
/* rgb */ color: rgb(181, 57, 43);
/* oklch */ color: oklch(52.4% 0.163 29.9);

Tailwind

colors: {
  custom: {
    50: '#d37765',
    500: '#b5392b',
    950: '#000000',
  },
}

SCSS

$custom: #b5392b;
$custom-light: #d37765;
$custom-dark: #000000;

JSON

{
  "hex": "#b5392b",
  "rgb": {
    "r": 181,
    "g": 57,
    "b": 43
  },
  "hsl": {
    "h": 6.087,
    "s": 61.607,
    "l": 43.922
  },
  "oklch": {
    "l": 0.52449,
    "c": 0.16255,
    "h": 29.9
  },
  "luminance": 0.12924
}

Semantic roles & 50–950 ramp

primary

#B5392B

secondary

#74BFC8

accent

#D4E543

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B5392B

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

Preview Lab → · Contrast checker → · Palette generator →