#B5364E#B5364E

#B5364E is a mid, vivid red. Relative luminance 0.130; OKLCH L 52.7% C 0.163 H 13.8°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#B5364E
RGB	rgb(181, 54, 78)
HSL	hsl(349, 54%, 46%)
HSV	hsv(349, 70%, 71%)
CMYK	cmyk(0%, 70.2%, 56.9%, 29%)
CIE-LAB	lab(42.79, 52.45, 15.63)
CIE-LCH	lch(42.79, 54.73, 16.60°)
OKLab	oklab(52.73% 0.158 0.0389)
OKLCH	oklch(52.73% 0.163 13.8)
XYZ	xyz(21.7524, 13.0152, 8.5730)
Luminance	0.1301 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5364E #36B59D

analogous

#B5368D #B5364E #B55D36

triadic

#B5364E #4EB536 #364EB5

tetradic

#B5364E #8DB536 #36B59D #5D36B5

square

#B5364E #8DB536 #36B59D #5D36B5

split-complementary

#B5364E #36B55D #368DB5

monochromatic

#571A25 #86283A #B5364E #CE5A70 #DC8999

Accessibility & contrast

On white

5.83

#B5364E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#B5364E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B5364E

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5364E	#FFFFFF	#000000	##FFFFFF
##B5364E	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#56544E

Deuteranopia (green-blind)

#776F4B

Tritanopia (blue-blind)

#C61840

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b5364e;
/* rgb */ color: rgb(181, 54, 78);
/* oklch */ color: oklch(52.7% 0.163 13.8);

Tailwind

colors: {
  custom: {
    50: '#d1767f',
    500: '#b5364e',
    950: '#000000',
  },
}

SCSS

$custom: #b5364e;
$custom-light: #d1767f;
$custom-dark: #000000;

JSON

{
  "hex": "#b5364e",
  "rgb": {
    "r": 181,
    "g": 54,
    "b": 78
  },
  "hsl": {
    "h": 348.661,
    "s": 54.043,
    "l": 46.078
  },
  "oklch": {
    "l": 0.5273,
    "c": 0.16269,
    "h": 13.8
  },
  "luminance": 0.13012
}

Semantic roles & 50–950 ramp

primary

#B5364E

secondary

#81C6B9

accent

#DDC24A

background

#FDF7F7

surface

#FBEDEE

border

#D4C8C9

text

#15090A

muted

#837B7C

Preview Lab

Preview with #B5364E

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

Preview Lab → · Contrast checker → · Palette generator →