#BC3131#BC3131

#BC3131 is a mid, vivid red. Relative luminance 0.131; OKLCH L 52.9% C 0.176 H 25.6°. Best body text is #FFFFFF at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#BC3131
RGB	rgb(188, 49, 49)
HSL	hsl(0, 59%, 46%)
HSV	hsv(0, 74%, 74%)
CMYK	cmyk(0%, 73.9%, 73.9%, 26.3%)
CIE-LAB	lab(42.93, 54.80, 33.73)
CIE-LCH	lch(42.93, 64.34, 31.61°)
OKLab	oklab(52.92% 0.1588 0.076)
OKLCH	oklch(52.92% 0.176 25.6)
XYZ	xyz(22.3943, 13.1132, 4.2571)
Luminance	0.1311 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BC3131 #31BCBC

analogous

#BC3177 #BC3131 #BC7731

triadic

#BC3131 #31BC31 #3131BC

tetradic

#BC3131 #77BC31 #31BCBC #7731BC

square

#BC3131 #77BC31 #31BCBC #7731BC

split-complementary

#BC3131 #31BC77 #3177BC

monochromatic

#5B1818 #8B2424 #BC3131 #D35757 #E08888

Accessibility & contrast

On white

5.80

#BC3131 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#BC3131 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BC3131

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BC3131	#FFFFFF	#000000	##FFFFFF
##BC3131	1.00	5.80	3.62	5.80
#FFFFFF	5.80	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A522F

Deuteranopia (green-blind)

#7D702C

Tritanopia (blue-blind)

#CF0033

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #bc3131;
/* rgb */ color: rgb(188, 49, 49);
/* oklch */ color: oklch(52.9% 0.176 25.6);

Tailwind

colors: {
  custom: {
    50: '#d97469',
    500: '#bc3131',
    950: '#000000',
  },
}

SCSS

$custom: #bc3131;
$custom-light: #d97469;
$custom-dark: #000000;

JSON

{
  "hex": "#bc3131",
  "rgb": {
    "r": 188,
    "g": 49,
    "b": 49
  },
  "hsl": {
    "h": 0,
    "s": 58.65,
    "l": 46.471
  },
  "oklch": {
    "l": 0.52919,
    "c": 0.17606,
    "h": 25.6
  },
  "luminance": 0.1311
}

Semantic roles & 50–950 ramp

primary

#BC3131

secondary

#7FCACA

accent

#E2E246

background

#FEF7F6

surface

#FDEDEB

border

#D5C8C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #BC3131

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

Preview Lab → · Contrast checker → · Palette generator →