#B5364F#B5364F

#B5364F is a mid, vivid red. Relative luminance 0.130; OKLCH L 52.8% C 0.163 H 13.3°. Best body text is #FFFFFF at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#B5364F
RGB	rgb(181, 54, 79)
HSL	hsl(348, 54%, 46%)
HSV	hsv(348, 70%, 71%)
CMYK	cmyk(0%, 70.2%, 56.4%, 29%)
CIE-LAB	lab(42.81, 52.53, 15.04)
CIE-LCH	lch(42.81, 54.64, 15.98°)
OKLab	oklab(52.75% 0.1584 0.0376)
OKLCH	oklch(52.75% 0.163 13.3)
XYZ	xyz(21.7885, 13.0296, 8.7633)
Luminance	0.1303 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5364F #36B59C

analogous

#B5368E #B5364F #B55C36

triadic

#B5364F #4FB536 #364FB5

tetradic

#B5364F #8EB536 #36B59C #5C36B5

square

#B5364F #8EB536 #36B59C #5C36B5

split-complementary

#B5364F #36B55C #368EB5

monochromatic

#571A26 #86283A #B5364F #CE5A71 #DC899A

Accessibility & contrast

On white

5.82

#B5364F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#B5364F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B5364F

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5364F	#FFFFFF	#000000	##FFFFFF
##B5364F	1.00	5.82	3.61	5.82
#FFFFFF	5.82	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#56544F

Deuteranopia (green-blind)

#776F4C

Tritanopia (blue-blind)

#C61940

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b5364f;
/* rgb */ color: rgb(181, 54, 79);
/* oklch */ color: oklch(52.8% 0.163 13.3);

Tailwind

colors: {
  custom: {
    50: '#d17680',
    500: '#b5364f',
    950: '#000000',
  },
}

SCSS

$custom: #b5364f;
$custom-light: #d17680;
$custom-dark: #000000;

JSON

{
  "hex": "#b5364f",
  "rgb": {
    "r": 181,
    "g": 54,
    "b": 79
  },
  "hsl": {
    "h": 348.189,
    "s": 54.043,
    "l": 46.078
  },
  "oklch": {
    "l": 0.52754,
    "c": 0.16275,
    "h": 13.3
  },
  "luminance": 0.13027
}

Semantic roles & 50–950 ramp

primary

#B5364F

secondary

#81C6B8

accent

#DDC04A

background

#FDF7F7

surface

#FBEDEE

border

#D4C8C9

text

#15090A

muted

#837B7C

Preview Lab

Preview with #B5364F

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

Preview Lab → · Contrast checker → · Palette generator →