#BB3C31#BB3C31

#BB3C31 is a mid, vivid red. Relative luminance 0.140; OKLCH L 53.9% C 0.165 H 28.7°. Best body text is #FFFFFF at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#BB3C31
RGB	rgb(187, 60, 49)
HSL	hsl(5, 58%, 46%)
HSV	hsv(5, 74%, 73%)
CMYK	cmyk(0%, 67.9%, 73.8%, 26.7%)
CIE-LAB	lab(44.26, 50.31, 35.18)
CIE-LCH	lch(44.26, 61.38, 34.96°)
OKLab	oklab(53.88% 0.1448 0.0792)
OKLCH	oklch(53.88% 0.165 28.7)
XYZ	xyz(22.6663, 14.0216, 4.4181)
Luminance	0.1402 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB3C31 #31B0BB

analogous

#BB316B #BB3C31 #BB8131

triadic

#BB3C31 #31BB3C #3C31BB

tetradic

#BB3C31 #6BBB31 #31B0BB #8131BB

square

#BB3C31 #6BBB31 #31B0BB #8131BB

split-complementary

#BB3C31 #31BB81 #316BBB

monochromatic

#5A1D18 #8B2C24 #BB3C31 #D36056 #E08E87

Accessibility & contrast

On white

5.52

#BB3C31 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.80

#BB3C31 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB3C31

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB3C31	#FFFFFF	#000000	##FFFFFF
##BB3C31	1.00	5.52	3.80	5.52
#FFFFFF	5.52	1.00	21.00	1.00
#000000	3.80	21.00	1.00	21.00
##FFFFFF	5.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#60572F

Deuteranopia (green-blind)

#80732D

Tritanopia (blue-blind)

#CE153A

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #bb3c31;
/* rgb */ color: rgb(187, 60, 49);
/* oklch */ color: oklch(53.9% 0.165 28.7);

Tailwind

colors: {
  custom: {
    50: '#d8796a',
    500: '#bb3c31',
    950: '#000000',
  },
}

SCSS

$custom: #bb3c31;
$custom-light: #d8796a;
$custom-dark: #000000;

JSON

{
  "hex": "#bb3c31",
  "rgb": {
    "r": 187,
    "g": 60,
    "b": 49
  },
  "hsl": {
    "h": 4.783,
    "s": 58.475,
    "l": 46.275
  },
  "oklch": {
    "l": 0.5388,
    "c": 0.16505,
    "h": 28.7
  },
  "luminance": 0.14018
}

Semantic roles & 50–950 ramp

primary

#BB3C31

secondary

#7FC3C9

accent

#D5E246

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160A06

muted

#847C7A

Preview Lab

Preview with #BB3C31

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

Preview Lab → · Contrast checker → · Palette generator →