#BB3A39#BB3A39

#BB3A39 is a mid, vivid red. Relative luminance 0.139; OKLCH L 53.8% C 0.166 H 25.0°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#BB3A39
RGB	rgb(187, 58, 57)
HSL	hsl(0, 53%, 48%)
HSV	hsv(0, 70%, 73%)
CMYK	cmyk(0%, 69%, 69.5%, 26.7%)
CIE-LAB	lab(44.07, 51.49, 30.31)
CIE-LCH	lch(44.07, 59.75, 30.48°)
OKLab	oklab(53.77% 0.1502 0.0701)
OKLCH	oklch(53.77% 0.166 25)
XYZ	xyz(22.7475, 13.8896, 5.3533)
Luminance	0.1389 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB3A39 #39BABB

analogous

#BB3979 #BB3A39 #BB7B39

triadic

#BB3A39 #39BB3A #3A39BB

tetradic

#BB3A39 #79BB39 #39BABB #7B39BB

square

#BB3A39 #79BB39 #39BABB #7B39BB

split-complementary

#BB3A39 #39BB7B #3979BB

monochromatic

#5D1D1C #8C2B2B #BB3A39 #CF6362 #DD9291

Accessibility & contrast

On white

5.56

#BB3A39 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#BB3A39 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB3A39

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB3A39	#FFFFFF	#000000	##FFFFFF
##BB3A39	1.00	5.56	3.78	5.56
#FFFFFF	5.56	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5738

Deuteranopia (green-blind)

#7E7235

Tritanopia (blue-blind)

#CD133B

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #bb3a39;
/* rgb */ color: rgb(187, 58, 57);
/* oklch */ color: oklch(53.8% 0.166 25.0);

Tailwind

colors: {
  custom: {
    50: '#d7786f',
    500: '#bb3a39',
    950: '#000000',
  },
}

SCSS

$custom: #bb3a39;
$custom-light: #d7786f;
$custom-dark: #000000;

JSON

{
  "hex": "#bb3a39",
  "rgb": {
    "r": 187,
    "g": 58,
    "b": 57
  },
  "hsl": {
    "h": 0.462,
    "s": 53.279,
    "l": 47.843
  },
  "oklch": {
    "l": 0.53772,
    "c": 0.16575,
    "h": 25
  },
  "luminance": 0.13886
}

Semantic roles & 50–950 ramp

primary

#BB3A39

secondary

#87C8C8

accent

#DCDD4B

background

#FEF7F6

surface

#FCEEEC

border

#D5C9C7

text

#160907

muted

#847B7A

Preview Lab

Preview with #BB3A39

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

Preview Lab → · Contrast checker → · Palette generator →