#BC374B#BC374B

#BC374B is a mid, vivid red. Relative luminance 0.139; OKLCH L 54.0% C 0.169 H 16.5°. Best body text is #FFFFFF at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#BC374B
RGB	rgb(188, 55, 75)
HSL	hsl(351, 55%, 48%)
HSV	hsv(351, 71%, 74%)
CMYK	cmyk(0%, 70.7%, 60.1%, 26.3%)
CIE-LAB	lab(44.14, 54.05, 19.53)
CIE-LCH	lch(44.14, 57.47, 19.86°)
OKLab	oklab(53.95% 0.1618 0.0478)
OKLCH	oklch(53.95% 0.169 16.5)
XYZ	xyz(23.3775, 13.9351, 8.1140)
Luminance	0.1393 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BC374B #37BCA8

analogous

#BC378E #BC374B #BC6537

triadic

#BC374B #4BBC37 #374BBC

tetradic

#BC374B #8EBC37 #37BCA8 #6537BC

square

#BC374B #8EBC37 #37BCA8 #6537BC

split-complementary

#BC374B #37BC65 #378EBC

monochromatic

#5D1B25 #8D2938 #BC374B #D06071 #DE8F9B

Accessibility & contrast

On white

5.55

#BC374B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.79

#BC374B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BC374B

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BC374B	#FFFFFF	#000000	##FFFFFF
##BC374B	1.00	5.55	3.79	5.55
#FFFFFF	5.55	1.00	21.00	1.00
#000000	3.79	21.00	1.00	21.00
##FFFFFF	5.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A574B

Deuteranopia (green-blind)

#7C7347

Tritanopia (blue-blind)

#CE133F

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #bc374b;
/* rgb */ color: rgb(188, 55, 75);
/* oklch */ color: oklch(54.0% 0.169 16.5);

Tailwind

colors: {
  custom: {
    50: '#d7777d',
    500: '#bc374b',
    950: '#000000',
  },
}

SCSS

$custom: #bc374b;
$custom-light: #d7777d;
$custom-dark: #000000;

JSON

{
  "hex": "#bc374b",
  "rgb": {
    "r": 188,
    "g": 55,
    "b": 75
  },
  "hsl": {
    "h": 350.977,
    "s": 54.733,
    "l": 47.647
  },
  "oklch": {
    "l": 0.53953,
    "c": 0.16865,
    "h": 16.5
  },
  "luminance": 0.13932
}

Semantic roles & 50–950 ramp

primary

#BC374B

secondary

#86C9BF

accent

#DEC84A

background

#FEF7F7

surface

#FCEEEE

border

#D5C9C9

text

#160909

muted

#847B7B

Preview Lab

Preview with #BC374B

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

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