#BB363F#BB363F

#BB363F is a mid, vivid red. Relative luminance 0.136; OKLCH L 53.4% C 0.169 H 21.4°. Best body text is #FFFFFF at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#BB363F
RGB	rgb(187, 54, 63)
HSL	hsl(356, 55%, 47%)
HSV	hsv(356, 71%, 73%)
CMYK	cmyk(0%, 71.1%, 66.3%, 26.7%)
CIE-LAB	lab(43.60, 53.36, 26.14)
CIE-LCH	lch(43.60, 59.42, 26.09°)
OKLab	oklab(53.45% 0.1574 0.0617)
OKLCH	oklch(53.45% 0.169 21.4)
XYZ	xyz(22.7123, 13.5653, 6.1241)
Luminance	0.1356 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB363F #36BBB2

analogous

#BB3681 #BB363F #BB7036

triadic

#BB363F #3FBB36 #363FBB

tetradic

#BB363F #81BB36 #36BBB2 #7036BB

square

#BB363F #81BB36 #36BBB2 #7036BB

split-complementary

#BB363F #36BB70 #3681BB

monochromatic

#5C1B1F #8C282F #BB363F #D05E66 #DE8D93

Accessibility & contrast

On white

5.66

#BB363F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#BB363F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB363F

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB363F	#FFFFFF	#000000	##FFFFFF
##BB363F	1.00	5.66	3.71	5.66
#FFFFFF	5.66	1.00	21.00	1.00
#000000	3.71	21.00	1.00	21.00
##FFFFFF	5.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B553E

Deuteranopia (green-blind)

#7C713B

Tritanopia (blue-blind)

#CD093A

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #bb363f;
/* rgb */ color: rgb(187, 54, 63);
/* oklch */ color: oklch(53.4% 0.169 21.4);

Tailwind

colors: {
  custom: {
    50: '#d77674',
    500: '#bb363f',
    950: '#000000',
  },
}

SCSS

$custom: #bb363f;
$custom-light: #d77674;
$custom-dark: #000000;

JSON

{
  "hex": "#bb363f",
  "rgb": {
    "r": 187,
    "g": 54,
    "b": 63
  },
  "hsl": {
    "h": 355.94,
    "s": 55.187,
    "l": 47.255
  },
  "oklch": {
    "l": 0.5345,
    "c": 0.16903,
    "h": 21.4
  },
  "luminance": 0.13562
}

Semantic roles & 50–950 ramp

primary

#BB363F

secondary

#84C9C4

accent

#DFD449

background

#FEF7F7

surface

#FCEEED

border

#D5C9C8

text

#160908

muted

#847B7B

Preview Lab

Preview with #BB363F

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

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