#BB3949#BB3949

#BB3949 is a mid, vivid red. Relative luminance 0.140; OKLCH L 53.9% C 0.166 H 17.8°. Best body text is #FFFFFF at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#BB3949
RGB	rgb(187, 57, 73)
HSL	hsl(353, 53%, 48%)
HSV	hsv(353, 70%, 73%)
CMYK	cmyk(0%, 69.5%, 61%, 26.7%)
CIE-LAB	lab(44.20, 52.83, 20.80)
CIE-LCH	lch(44.20, 56.78, 21.49°)
OKLab	oklab(53.95% 0.1576 0.0506)
OKLCH	oklch(53.95% 0.166 17.8)
XYZ	xyz(23.1615, 13.9754, 7.7799)
Luminance	0.1397 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB3949 #39BBAB

analogous

#BB398A #BB3949 #BB6A39

triadic

#BB3949 #49BB39 #3949BB

tetradic

#BB3949 #8ABB39 #39BBAB #6A39BB

square

#BB3949 #8ABB39 #39BBAB #6A39BB

split-complementary

#BB3949 #39BB6A #398ABB

monochromatic

#5D1C24 #8C2B37 #BB3949 #CF626F #DD919A

Accessibility & contrast

On white

5.53

#BB3949 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.79

#BB3949 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB3949

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB3949	#FFFFFF	#000000	##FFFFFF
##BB3949	1.00	5.53	3.79	5.53
#FFFFFF	5.53	1.00	21.00	1.00
#000000	3.79	21.00	1.00	21.00
##FFFFFF	5.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5749

Deuteranopia (green-blind)

#7C7346

Tritanopia (blue-blind)

#CD1840

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #bb3949;
/* rgb */ color: rgb(187, 57, 73);
/* oklch */ color: oklch(53.9% 0.166 17.8);

Tailwind

colors: {
  custom: {
    50: '#d6787b',
    500: '#bb3949',
    950: '#000000',
  },
}

SCSS

$custom: #bb3949;
$custom-light: #d6787b;
$custom-dark: #000000;

JSON

{
  "hex": "#bb3949",
  "rgb": {
    "r": 187,
    "g": 57,
    "b": 73
  },
  "hsl": {
    "h": 352.615,
    "s": 53.279,
    "l": 47.843
  },
  "oklch": {
    "l": 0.5395,
    "c": 0.16554,
    "h": 17.8
  },
  "luminance": 0.13972
}

Semantic roles & 50–950 ramp

primary

#BB3949

secondary

#87C8C0

accent

#DDCB4B

background

#FEF7F7

surface

#FCEEED

border

#D5C9C8

text

#160909

muted

#847B7B

Preview Lab

Preview with #BB3949

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

Preview Lab → · Contrast checker → · Palette generator →