#BB3B42#BB3B42

#BB3B42 is a mid, vivid red. Relative luminance 0.141; OKLCH L 54.0% C 0.164 H 21.5°. Best body text is #FFFFFF at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#BB3B42
RGB	rgb(187, 59, 66)
HSL	hsl(357, 52%, 48%)
HSV	hsv(357, 68%, 73%)
CMYK	cmyk(0%, 68.4%, 64.7%, 26.7%)
CIE-LAB	lab(44.36, 51.60, 25.27)
CIE-LCH	lch(44.36, 57.45, 26.09°)
OKLab	oklab(54.03% 0.1524 0.0601)
OKLCH	oklch(54.03% 0.164 21.5)
XYZ	xyz(23.0432, 14.0893, 6.6593)
Luminance	0.1409 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB3B42 #3BBBB4

analogous

#BB3B82 #BB3B42 #BB743B

triadic

#BB3B42 #42BB3B #3B42BB

tetradic

#BB3B42 #82BB3B #3BBBB4 #743BBB

square

#BB3B42 #82BB3B #3BBBB4 #743BBB

split-complementary

#BB3B42 #3BBB74 #3B82BB

monochromatic

#5E1E21 #8C2C32 #BB3B42 #CE656B #DD9397

Accessibility & contrast

On white

5.50

#BB3B42 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#BB3B42 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB3B42

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB3B42	#FFFFFF	#000000	##FFFFFF
##BB3B42	1.00	5.50	3.82	5.50
#FFFFFF	5.50	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5841

Deuteranopia (green-blind)

#7E733E

Tritanopia (blue-blind)

#CD193F

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #bb3b42;
/* rgb */ color: rgb(187, 59, 66);
/* oklch */ color: oklch(54.0% 0.164 21.5);

Tailwind

colors: {
  custom: {
    50: '#d77976',
    500: '#bb3b42',
    950: '#000000',
  },
}

SCSS

$custom: #bb3b42;
$custom-light: #d77976;
$custom-dark: #000000;

JSON

{
  "hex": "#bb3b42",
  "rgb": {
    "r": 187,
    "g": 59,
    "b": 66
  },
  "hsl": {
    "h": 356.719,
    "s": 52.033,
    "l": 48.235
  },
  "oklch": {
    "l": 0.54031,
    "c": 0.16379,
    "h": 21.5
  },
  "luminance": 0.14086
}

Semantic roles & 50–950 ramp

primary

#BB3B42

secondary

#8AC8C5

accent

#DBD44C

background

#FEF7F7

surface

#FCEEED

border

#D5C9C8

text

#160A08

muted

#847C7B

Preview Lab

Preview with #BB3B42

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

Preview Lab → · Contrast checker → · Palette generator →