#BB3F3C#BB3F3C

#BB3F3C is a mid, vivid red. Relative luminance 0.144; OKLCH L 54.4% C 0.160 H 25.4°. Best body text is #FFFFFF at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#BB3F3C
RGB	rgb(187, 63, 60)
HSL	hsl(1, 51%, 48%)
HSV	hsv(1, 68%, 73%)
CMYK	cmyk(0%, 66.3%, 67.9%, 26.7%)
CIE-LAB	lab(44.87, 49.61, 29.49)
CIE-LCH	lch(44.87, 57.71, 30.73°)
OKLab	oklab(54.38% 0.1448 0.0688)
OKLCH	oklch(54.38% 0.16 25.4)
XYZ	xyz(23.0890, 14.4493, 5.8473)
Luminance	0.1445 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB3F3C #3CB8BB

analogous

#BB3C78 #BB3F3C #BB7E3C

triadic

#BB3F3C #3CBB3F #3F3CBB

tetradic

#BB3F3C #78BB3C #3CB8BB #7E3CBB

square

#BB3F3C #78BB3C #3CB8BB #7E3CBB

split-complementary

#BB3F3C #3CBB7E #3C78BB

monochromatic

#5E201E #8D2F2D #BB3F3C #CE6966 #DD9695

Accessibility & contrast

On white

5.40

#BB3F3C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#BB3F3C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB3F3C

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB3F3C	#FFFFFF	#000000	##FFFFFF
##BB3F3C	1.00	5.40	3.89	5.40
#FFFFFF	5.40	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#61593B

Deuteranopia (green-blind)

#807438

Tritanopia (blue-blind)

#CD1F3F

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #bb3f3c;
/* rgb */ color: rgb(187, 63, 60);
/* oklch */ color: oklch(54.4% 0.160 25.4);

Tailwind

colors: {
  custom: {
    50: '#d77b72',
    500: '#bb3f3c',
    950: '#000000',
  },
}

SCSS

$custom: #bb3f3c;
$custom-light: #d77b72;
$custom-dark: #000000;

JSON

{
  "hex": "#bb3f3c",
  "rgb": {
    "r": 187,
    "g": 63,
    "b": 60
  },
  "hsl": {
    "h": 1.417,
    "s": 51.417,
    "l": 48.431
  },
  "oklch": {
    "l": 0.54382,
    "c": 0.16035,
    "h": 25.4
  },
  "luminance": 0.14446
}

Semantic roles & 50–950 ramp

primary

#BB3F3C

secondary

#8BC7C8

accent

#D8DB4D

background

#FEF7F6

surface

#FCEEEC

border

#D5C9C7

text

#160A08

muted

#847C7B

Preview Lab

Preview with #BB3F3C

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

Preview Lab → · Contrast checker → · Palette generator →