#BC2537#BC2537

#BC2537 is a mid, vivid red. Relative luminance 0.123; OKLCH L 52.0% C 0.185 H 20.9°. Best body text is #FFFFFF at 6.07:1 contrast (WCAG AA passes).

Color values

HEX	#BC2537
RGB	rgb(188, 37, 55)
HSL	hsl(353, 67%, 44%)
HSV	hsv(353, 80%, 74%)
CMYK	cmyk(0%, 80.3%, 70.7%, 26.3%)
CIE-LAB	lab(41.68, 58.81, 28.68)
CIE-LCH	lch(41.68, 65.43, 26.00°)
OKLab	oklab(52.01% 0.1729 0.0662)
OKLCH	oklch(52.01% 0.185 20.9)
XYZ	xyz(22.0927, 12.2938, 4.8234)
Luminance	0.1229 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BC2537 #25BCAA

analogous

#BC2583 #BC2537 #BC5F25

triadic

#BC2537 #37BC25 #2537BC

tetradic

#BC2537 #83BC25 #25BCAA #5F25BC

square

#BC2537 #83BC25 #25BCAA #5F25BC

split-complementary

#BC2537 #25BC5F #2583BC

monochromatic

#561119 #891B28 #BC2537 #DA4456 #E47784

Accessibility & contrast

On white

6.07

#BC2537 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#BC2537 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BC2537

6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BC2537	#FFFFFF	#000000	##FFFFFF
##BC2537	1.00	6.07	3.46	6.07
#FFFFFF	6.07	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544E36

Deuteranopia (green-blind)

#796E32

Tritanopia (blue-blind)

#CF002E

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #bc2537;
/* rgb */ color: rgb(188, 37, 55);
/* oklch */ color: oklch(52.0% 0.185 20.9);

Tailwind

colors: {
  custom: {
    50: '#d96f6d',
    500: '#bc2537',
    950: '#000000',
  },
}

SCSS

$custom: #bc2537;
$custom-light: #d96f6d;
$custom-dark: #000000;

JSON

{
  "hex": "#bc2537",
  "rgb": {
    "r": 188,
    "g": 37,
    "b": 55
  },
  "hsl": {
    "h": 352.848,
    "s": 67.111,
    "l": 44.118
  },
  "oklch": {
    "l": 0.52014,
    "c": 0.1851,
    "h": 20.9
  },
  "luminance": 0.1229
}

Semantic roles & 50–950 ramp

primary

#BC2537

secondary

#71CCC1

accent

#EAD53E

background

#FEF7F6

surface

#FDEDEB

border

#D5C8C6

text

#160807

muted

#847B7A

Preview Lab

Preview with #BC2537

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

Preview Lab → · Contrast checker → · Palette generator →