#BB3C24#BB3C24

#BB3C24 is a mid, vivid red. Relative luminance 0.139; OKLCH L 53.7% C 0.167 H 32.8°. Best body text is #FFFFFF at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#BB3C24
RGB	rgb(187, 60, 36)
HSL	hsl(10, 68%, 44%)
HSV	hsv(10, 81%, 73%)
CMYK	cmyk(0%, 67.9%, 80.7%, 26.7%)
CIE-LAB	lab(44.13, 49.81, 42.10)
CIE-LCH	lch(44.13, 65.22, 40.21°)
OKLab	oklab(53.74% 0.1407 0.0907)
OKLCH	oklch(53.74% 0.167 32.8)
XYZ	xyz(22.4304, 13.9273, 3.1759)
Luminance	0.1392 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB3C24 #24A3BB

analogous

#BB2458 #BB3C24 #BB8724

triadic

#BB3C24 #24BB3C #3C24BB

tetradic

#BB3C24 #58BB24 #24A3BB #8724BB

square

#BB3C24 #58BB24 #24A3BB #8724BB

split-complementary

#BB3C24 #24BB87 #2458BB

monochromatic

#541B10 #882C1A #BB3C24 #DB5A42 #E48775

Accessibility & contrast

On white

5.55

#BB3C24 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#BB3C24 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB3C24

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB3C24	#FFFFFF	#000000	##FFFFFF
##BB3C24	1.00	5.55	3.78	5.55
#FFFFFF	5.55	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615720

Deuteranopia (green-blind)

#80731E

Tritanopia (blue-blind)

#CE1138

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #bb3c24;
/* rgb */ color: rgb(187, 60, 36);
/* oklch */ color: oklch(53.7% 0.167 32.8);

Tailwind

colors: {
  custom: {
    50: '#d87961',
    500: '#bb3c24',
    950: '#000000',
  },
}

SCSS

$custom: #bb3c24;
$custom-light: #d87961;
$custom-dark: #000000;

JSON

{
  "hex": "#bb3c24",
  "rgb": {
    "r": 187,
    "g": 60,
    "b": 36
  },
  "hsl": {
    "h": 9.536,
    "s": 67.713,
    "l": 43.725
  },
  "oklch": {
    "l": 0.53735,
    "c": 0.16739,
    "h": 32.8
  },
  "luminance": 0.13924
}

Semantic roles & 50–950 ramp

primary

#BB3C24

secondary

#6FBDCC

accent

#CFEB3D

background

#FEF7F5

surface

#FDEEEA

border

#D5C9C6

text

#160905

muted

#847B79

Preview Lab

Preview with #BB3C24

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

Preview Lab → · Contrast checker → · Palette generator →