#BC3333#BC3333

#BC3333 is a mid, vivid red. Relative luminance 0.133; OKLCH L 53.1% C 0.174 H 25.4°. Best body text is #FFFFFF at 5.74:1 contrast (WCAG AA passes).

Color values

HEX	#BC3333
RGB	rgb(188, 51, 51)
HSL	hsl(0, 57%, 47%)
HSV	hsv(0, 73%, 74%)
CMYK	cmyk(0%, 72.9%, 72.9%, 26.3%)
CIE-LAB	lab(43.21, 54.18, 32.88)
CIE-LCH	lch(43.21, 63.37, 31.25°)
OKLab	oklab(53.14% 0.1573 0.0746)
OKLCH	oklch(53.14% 0.174 25.4)
XYZ	xyz(22.5230, 13.3015, 4.5128)
Luminance	0.1330 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BC3333 #33BCBC

analogous

#BC3378 #BC3333 #BC7833

triadic

#BC3333 #33BC33 #3333BC

tetradic

#BC3333 #78BC33 #33BCBC #7833BC

square

#BC3333 #78BC33 #33BCBC #7833BC

split-complementary

#BC3333 #33BC78 #3378BC

monochromatic

#5C1919 #8C2626 #BC3333 #D25A5A #DF8A8A

Accessibility & contrast

On white

5.74

#BC3333 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#BC3333 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BC3333

5.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BC3333	#FFFFFF	#000000	##FFFFFF
##BC3333	1.00	5.74	3.66	5.74
#FFFFFF	5.74	1.00	21.00	1.00
#000000	3.66	21.00	1.00	21.00
##FFFFFF	5.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5331

Deuteranopia (green-blind)

#7D712E

Tritanopia (blue-blind)

#CF0035

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #bc3333;
/* rgb */ color: rgb(188, 51, 51);
/* oklch */ color: oklch(53.1% 0.174 25.4);

Tailwind

colors: {
  custom: {
    50: '#d9756b',
    500: '#bc3333',
    950: '#000000',
  },
}

SCSS

$custom: #bc3333;
$custom-light: #d9756b;
$custom-dark: #000000;

JSON

{
  "hex": "#bc3333",
  "rgb": {
    "r": 188,
    "g": 51,
    "b": 51
  },
  "hsl": {
    "h": 0,
    "s": 57.322,
    "l": 46.863
  },
  "oklch": {
    "l": 0.53137,
    "c": 0.17407,
    "h": 25.4
  },
  "luminance": 0.13298
}

Semantic roles & 50–950 ramp

primary

#BC3333

secondary

#81C9C9

accent

#E1E147

background

#FEF7F6

surface

#FDEDEB

border

#D5C8C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #BC3333

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

Preview Lab → · Contrast checker → · Palette generator →