#B7363F#B7363F

#B7363F is a mid, vivid red. Relative luminance 0.131; OKLCH L 52.8% C 0.165 H 21.1°. Best body text is #FFFFFF at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#B7363F
RGB	rgb(183, 54, 63)
HSL	hsl(356, 54%, 46%)
HSV	hsv(356, 70%, 72%)
CMYK	cmyk(0%, 70.5%, 65.6%, 28.2%)
CIE-LAB	lab(42.86, 52.09, 25.05)
CIE-LCH	lch(42.86, 57.80, 25.69°)
OKLab	oklab(52.76% 0.1538 0.0594)
OKLCH	oklch(52.76% 0.165 21.1)
XYZ	xyz(21.7471, 13.0676, 6.0788)
Luminance	0.1306 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B7363F #36B7AE

analogous

#B73680 #B7363F #B76E36

triadic

#B7363F #3FB736 #363FB7

tetradic

#B7363F #80B736 #36B7AE #6E36B7

square

#B7363F #80B736 #36B7AE #6E36B7

split-complementary

#B7363F #36B76E #3680B7

monochromatic

#581A1E #88282F #B7363F #CF5B64 #DD8B90

Accessibility & contrast

On white

5.81

#B7363F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#B7363F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B7363F

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B7363F	#FFFFFF	#000000	##FFFFFF
##B7363F	1.00	5.81	3.61	5.81
#FFFFFF	5.81	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#59543E

Deuteranopia (green-blind)

#7A6F3B

Tritanopia (blue-blind)

#C90E3A

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b7363f;
/* rgb */ color: rgb(183, 54, 63);
/* oklch */ color: oklch(52.8% 0.165 21.1);

Tailwind

colors: {
  custom: {
    50: '#d47674',
    500: '#b7363f',
    950: '#000000',
  },
}

SCSS

$custom: #b7363f;
$custom-light: #d47674;
$custom-dark: #000000;

JSON

{
  "hex": "#b7363f",
  "rgb": {
    "r": 183,
    "g": 54,
    "b": 63
  },
  "hsl": {
    "h": 355.814,
    "s": 54.43,
    "l": 46.471
  },
  "oklch": {
    "l": 0.52764,
    "c": 0.16489,
    "h": 21.1
  },
  "luminance": 0.13064
}

Semantic roles & 50–950 ramp

primary

#B7363F

secondary

#82C7C2

accent

#DED34A

background

#FEF7F7

surface

#FCEDED

border

#D5C8C8

text

#160908

muted

#847B7B

Preview Lab

Preview with #B7363F

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

Preview Lab → · Contrast checker → · Palette generator →