#B8364A#B8364A

#B8364A is a mid, vivid red. Relative luminance 0.133; OKLCH L 53.1% C 0.166 H 16.2°. Best body text is #FFFFFF at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#B8364A
RGB	rgb(184, 54, 74)
HSL	hsl(351, 55%, 47%)
HSV	hsv(351, 71%, 72%)
CMYK	cmyk(0%, 70.7%, 59.8%, 27.8%)
CIE-LAB	lab(43.25, 53.11, 18.83)
CIE-LCH	lch(43.25, 56.35, 19.52°)
OKLab	oklab(53.15% 0.159 0.0462)
OKLCH	oklch(53.15% 0.166 16.2)
XYZ	xyz(22.3245, 13.3262, 7.8739)
Luminance	0.1332 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B8364A #36B8A4

analogous

#B8368B #B8364A #B86336

triadic

#B8364A #4AB836 #364AB8

tetradic

#B8364A #8BB836 #36B8A4 #6336B8

square

#B8364A #8BB836 #36B8A4 #6336B8

split-complementary

#B8364A #36B863 #368BB8

monochromatic

#591A24 #892837 #B8364A #CF5C6E #DD8B98

Accessibility & contrast

On white

5.73

#B8364A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#B8364A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B8364A

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B8364A	#FFFFFF	#000000	##FFFFFF
##B8364A	1.00	5.73	3.66	5.73
#FFFFFF	5.73	1.00	21.00	1.00
#000000	3.66	21.00	1.00	21.00
##FFFFFF	5.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#58554A

Deuteranopia (green-blind)

#797047

Tritanopia (blue-blind)

#C9143E

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b8364a;
/* rgb */ color: rgb(184, 54, 74);
/* oklch */ color: oklch(53.1% 0.166 16.2);

Tailwind

colors: {
  custom: {
    50: '#d4767c',
    500: '#b8364a',
    950: '#000000',
  },
}

SCSS

$custom: #b8364a;
$custom-light: #d4767c;
$custom-dark: #000000;

JSON

{
  "hex": "#b8364a",
  "rgb": {
    "r": 184,
    "g": 54,
    "b": 74
  },
  "hsl": {
    "h": 350.769,
    "s": 54.622,
    "l": 46.667
  },
  "oklch": {
    "l": 0.5315,
    "c": 0.1656,
    "h": 16.2
  },
  "luminance": 0.13323
}

Semantic roles & 50–950 ramp

primary

#B8364A

secondary

#82C7BD

accent

#DEC74A

background

#FDF7F7

surface

#FBEEEE

border

#D4C9C9

text

#150909

muted

#837B7B

Preview Lab

Preview with #B8364A

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

Preview Lab → · Contrast checker → · Palette generator →