#BB3A27#BB3A27

#BB3A27 is a mid, vivid red. Relative luminance 0.137; OKLCH L 53.5% C 0.169 H 31.3°. Best body text is #FFFFFF at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#BB3A27
RGB	rgb(187, 58, 39)
HSL	hsl(8, 65%, 44%)
HSV	hsv(8, 79%, 73%)
CMYK	cmyk(0%, 69%, 79.1%, 26.7%)
CIE-LAB	lab(43.86, 50.72, 40.27)
CIE-LCH	lch(43.86, 64.76, 38.45°)
OKLab	oklab(53.54% 0.1441 0.0877)
OKLCH	oklch(53.54% 0.169 31.3)
XYZ	xyz(22.3754, 13.7408, 3.3931)
Luminance	0.1374 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB3A27 #27A8BB

analogous

#BB275E #BB3A27 #BB8427

triadic

#BB3A27 #27BB3A #3A27BB

tetradic

#BB3A27 #5EBB27 #27A8BB #8427BB

square

#BB3A27 #5EBB27 #27A8BB #8427BB

split-complementary

#BB3A27 #27BB84 #275EBB

monochromatic

#561B12 #882A1C #BB3A27 #D95947 #E38779

Accessibility & contrast

On white

5.60

#BB3A27 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#BB3A27 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB3A27

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB3A27	#FFFFFF	#000000	##FFFFFF
##BB3A27	1.00	5.60	3.75	5.60
#FFFFFF	5.60	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605624

Deuteranopia (green-blind)

#807222

Tritanopia (blue-blind)

#CE0B37

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #bb3a27;
/* rgb */ color: rgb(187, 58, 39);
/* oklch */ color: oklch(53.5% 0.169 31.3);

Tailwind

colors: {
  custom: {
    50: '#d87863',
    500: '#bb3a27',
    950: '#000000',
  },
}

SCSS

$custom: #bb3a27;
$custom-light: #d87863;
$custom-dark: #000000;

JSON

{
  "hex": "#bb3a27",
  "rgb": {
    "r": 187,
    "g": 58,
    "b": 39
  },
  "hsl": {
    "h": 7.703,
    "s": 65.487,
    "l": 44.314
  },
  "oklch": {
    "l": 0.53542,
    "c": 0.16864,
    "h": 31.3
  },
  "luminance": 0.13737
}

Semantic roles & 50–950 ramp

primary

#BB3A27

secondary

#73C0CB

accent

#D3E83F

background

#FEF7F5

surface

#FDEEEA

border

#D5C9C6

text

#160905

muted

#847B79

Preview Lab

Preview with #BB3A27

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

Preview Lab → · Contrast checker → · Palette generator →