#BC3337#BC3337

#BC3337 is a mid, vivid red. Relative luminance 0.133; OKLCH L 53.2% C 0.174 H 23.9°. Best body text is #FFFFFF at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#BC3337
RGB	rgb(188, 51, 55)
HSL	hsl(358, 57%, 47%)
HSV	hsv(358, 73%, 74%)
CMYK	cmyk(0%, 72.9%, 70.7%, 26.3%)
CIE-LAB	lab(43.27, 54.36, 30.58)
CIE-LCH	lch(43.27, 62.37, 29.36°)
OKLab	oklab(53.2% 0.1587 0.0703)
OKLCH	oklch(53.2% 0.174 23.9)
XYZ	xyz(22.6150, 13.3383, 4.9974)
Luminance	0.1333 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BC3337 #33BCB8

analogous

#BC337C #BC3337 #BC7433

triadic

#BC3337 #37BC33 #3337BC

tetradic

#BC3337 #7CBC33 #33BCB8 #7433BC

square

#BC3337 #7CBC33 #33BCB8 #7433BC

split-complementary

#BC3337 #33BC74 #337CBC

monochromatic

#5C191B #8C2629 #BC3337 #D25A5D #DF8A8D

Accessibility & contrast

On white

5.73

#BC3337 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#BC3337 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BC3337

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BC3337	#FFFFFF	#000000	##FFFFFF
##BC3337	1.00	5.73	3.67	5.73
#FFFFFF	5.73	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5336

Deuteranopia (green-blind)

#7D7132

Tritanopia (blue-blind)

#CF0036

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #bc3337;
/* rgb */ color: rgb(188, 51, 55);
/* oklch */ color: oklch(53.2% 0.174 23.9);

Tailwind

colors: {
  custom: {
    50: '#d8756e',
    500: '#bc3337',
    950: '#000000',
  },
}

SCSS

$custom: #bc3337;
$custom-light: #d8756e;
$custom-dark: #000000;

JSON

{
  "hex": "#bc3337",
  "rgb": {
    "r": 188,
    "g": 51,
    "b": 55
  },
  "hsl": {
    "h": 358.248,
    "s": 57.322,
    "l": 46.863
  },
  "oklch": {
    "l": 0.53195,
    "c": 0.17361,
    "h": 23.9
  },
  "luminance": 0.13335
}

Semantic roles & 50–950 ramp

primary

#BC3337

secondary

#81C9C7

accent

#E1DC47

background

#FEF7F6

surface

#FDEDEB

border

#D5C8C6

text

#160907

muted

#847B7A

Preview Lab

Preview with #BC3337

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

Preview Lab → · Contrast checker → · Palette generator →