#BB3642#BB3642

#BB3642 is a mid, vivid red. Relative luminance 0.136; OKLCH L 53.5% C 0.169 H 20.1°. Best body text is #FFFFFF at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#BB3642
RGB	rgb(187, 54, 66)
HSL	hsl(355, 55%, 47%)
HSV	hsv(355, 71%, 73%)
CMYK	cmyk(0%, 71.1%, 64.7%, 26.7%)
CIE-LAB	lab(43.65, 53.54, 24.38)
CIE-LCH	lch(43.65, 58.83, 24.48°)
OKLab	oklab(53.5% 0.1585 0.0581)
OKLCH	oklch(53.5% 0.169 20.1)
XYZ	xyz(22.7984, 13.5998, 6.5777)
Luminance	0.1360 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB3642 #36BBAF

analogous

#BB3685 #BB3642 #BB6C36

triadic

#BB3642 #42BB36 #3642BB

tetradic

#BB3642 #85BB36 #36BBAF #6C36BB

square

#BB3642 #85BB36 #36BBAF #6C36BB

split-complementary

#BB3642 #36BB6C #3685BB

monochromatic

#5C1B20 #8C2831 #BB3642 #D05E68 #DE8D95

Accessibility & contrast

On white

5.65

#BB3642 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#BB3642 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB3642

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB3642	#FFFFFF	#000000	##FFFFFF
##BB3642	1.00	5.65	3.72	5.65
#FFFFFF	5.65	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5541

Deuteranopia (green-blind)

#7C713E

Tritanopia (blue-blind)

#CD0B3B

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #bb3642;
/* rgb */ color: rgb(187, 54, 66);
/* oklch */ color: oklch(53.5% 0.169 20.1);

Tailwind

colors: {
  custom: {
    50: '#d77676',
    500: '#bb3642',
    950: '#000000',
  },
}

SCSS

$custom: #bb3642;
$custom-light: #d77676;
$custom-dark: #000000;

JSON

{
  "hex": "#bb3642",
  "rgb": {
    "r": 187,
    "g": 54,
    "b": 66
  },
  "hsl": {
    "h": 354.586,
    "s": 55.187,
    "l": 47.255
  },
  "oklch": {
    "l": 0.53503,
    "c": 0.16884,
    "h": 20.1
  },
  "luminance": 0.13596
}

Semantic roles & 50–950 ramp

primary

#BB3642

secondary

#84C9C2

accent

#DFD149

background

#FEF7F7

surface

#FCEEED

border

#D5C9C8

text

#160908

muted

#847B7B

Preview Lab

Preview with #BB3642

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

Preview Lab → · Contrast checker → · Palette generator →