#BC3747#BC3747

#BC3747 is a mid, vivid red. Relative luminance 0.139; OKLCH L 53.9% C 0.169 H 18.3°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#BC3747
RGB	rgb(188, 55, 71)
HSL	hsl(353, 55%, 48%)
HSV	hsv(353, 71%, 74%)
CMYK	cmyk(0%, 70.7%, 62.2%, 26.3%)
CIE-LAB	lab(44.06, 53.79, 21.88)
CIE-LCH	lch(44.06, 58.07, 22.14°)
OKLab	oklab(53.87% 0.1602 0.0529)
OKLCH	oklch(53.87% 0.169 18.3)
XYZ	xyz(23.2449, 13.8820, 7.4155)
Luminance	0.1388 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BC3747 #37BCAC

analogous

#BC3789 #BC3747 #BC6937

triadic

#BC3747 #47BC37 #3747BC

tetradic

#BC3747 #89BC37 #37BCAC #6937BC

square

#BC3747 #89BC37 #37BCAC #6937BC

split-complementary

#BC3747 #37BC69 #3789BC

monochromatic

#5D1B23 #8D2935 #BC3747 #D0606D #DE8F99

Accessibility & contrast

On white

5.56

#BC3747 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#BC3747 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BC3747

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BC3747	#FFFFFF	#000000	##FFFFFF
##BC3747	1.00	5.56	3.78	5.56
#FFFFFF	5.56	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5647

Deuteranopia (green-blind)

#7C7243

Tritanopia (blue-blind)

#CE113E

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #bc3747;
/* rgb */ color: rgb(188, 55, 71);
/* oklch */ color: oklch(53.9% 0.169 18.3);

Tailwind

colors: {
  custom: {
    50: '#d7777a',
    500: '#bc3747',
    950: '#000000',
  },
}

SCSS

$custom: #bc3747;
$custom-light: #d7777a;
$custom-dark: #000000;

JSON

{
  "hex": "#bc3747",
  "rgb": {
    "r": 188,
    "g": 55,
    "b": 71
  },
  "hsl": {
    "h": 352.782,
    "s": 54.733,
    "l": 47.647
  },
  "oklch": {
    "l": 0.53871,
    "c": 0.16868,
    "h": 18.3
  },
  "luminance": 0.13879
}

Semantic roles & 50–950 ramp

primary

#BC3747

secondary

#86C9C1

accent

#DECC4A

background

#FEF7F7

surface

#FCEEED

border

#D5C9C8

text

#160909

muted

#847B7B

Preview Lab

Preview with #BC3747

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

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