#BB3F3A#BB3F3A

#BB3F3A is a mid, vivid red. Relative luminance 0.144; OKLCH L 54.4% C 0.161 H 26.2°. Best body text is #FFFFFF at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#BB3F3A
RGB	rgb(187, 63, 58)
HSL	hsl(2, 53%, 48%)
HSV	hsv(2, 69%, 73%)
CMYK	cmyk(0%, 66.3%, 69%, 26.7%)
CIE-LAB	lab(44.84, 49.50, 30.64)
CIE-LCH	lch(44.84, 58.21, 31.76°)
OKLab	oklab(54.35% 0.1441 0.071)
OKLCH	oklch(54.35% 0.161 26.2)
XYZ	xyz(23.0372, 14.4286, 5.5741)
Luminance	0.1442 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB3F3A #3AB6BB

analogous

#BB3A75 #BB3F3A #BB803A

triadic

#BB3F3A #3ABB3F #3F3ABB

tetradic

#BB3F3A #75BB3A #3AB6BB #803ABB

square

#BB3F3A #75BB3A #3AB6BB #803ABB

split-complementary

#BB3F3A #3ABB80 #3A75BB

monochromatic

#5E201D #8C2F2C #BB3F3A #CF6863 #DD9592

Accessibility & contrast

On white

5.41

#BB3F3A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.88

#BB3F3A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB3F3A

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB3F3A	#FFFFFF	#000000	##FFFFFF
##BB3F3A	1.00	5.41	3.88	5.41
#FFFFFF	5.41	1.00	21.00	1.00
#000000	3.88	21.00	1.00	21.00
##FFFFFF	5.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615938

Deuteranopia (green-blind)

#807436

Tritanopia (blue-blind)

#CD1F3F

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #bb3f3a;
/* rgb */ color: rgb(187, 63, 58);
/* oklch */ color: oklch(54.4% 0.161 26.2);

Tailwind

colors: {
  custom: {
    50: '#d77b70',
    500: '#bb3f3a',
    950: '#000000',
  },
}

SCSS

$custom: #bb3f3a;
$custom-light: #d77b70;
$custom-dark: #000000;

JSON

{
  "hex": "#bb3f3a",
  "rgb": {
    "r": 187,
    "g": 63,
    "b": 58
  },
  "hsl": {
    "h": 2.326,
    "s": 52.653,
    "l": 48.039
  },
  "oklch": {
    "l": 0.54351,
    "c": 0.16065,
    "h": 26.2
  },
  "luminance": 0.14425
}

Semantic roles & 50–950 ramp

primary

#BB3F3A

secondary

#88C6C8

accent

#D6DC4C

background

#FEF7F6

surface

#FCEEEC

border

#D5C9C7

text

#160A07

muted

#847C7A

Preview Lab

Preview with #BB3F3A

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

Preview Lab → · Contrast checker → · Palette generator →