#BC231C#BC231C

#BC231C is a mid, vivid red. Relative luminance 0.120; OKLCH L 51.6% C 0.189 H 28.6°. Best body text is #FFFFFF at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#BC231C
RGB	rgb(188, 35, 28)
HSL	hsl(3, 74%, 42%)
HSV	hsv(3, 85%, 74%)
CMYK	cmyk(0%, 81.4%, 85.1%, 26.3%)
CIE-LAB	lab(41.19, 58.41, 43.50)
CIE-LCH	lch(41.19, 72.83, 36.68°)
OKLab	oklab(51.55% 0.1659 0.0906)
OKLCH	oklch(51.55% 0.189 28.6)
XYZ	xyz(21.5524, 11.9808, 2.2761)
Luminance	0.1198 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BC231C #1CB5BC

analogous

#BC1C65 #BC231C #BC731C

triadic

#BC231C #1CBC23 #231CBC

tetradic

#BC231C #65BC1C #1CB5BC #731CBC

square

#BC231C #65BC1C #1CB5BC #731CBC

split-complementary

#BC231C #1CBC73 #1C65BC

monochromatic

#510F0C #871914 #BC231C #E13C34 #E96F6A

Accessibility & contrast

On white

6.18

#BC231C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#BC231C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BC231C

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BC231C	#FFFFFF	#000000	##FFFFFF
##BC231C	1.00	6.18	3.40	6.18
#FFFFFF	6.18	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554C19

Deuteranopia (green-blind)

#7B6D12

Tritanopia (blue-blind)

#D00024

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #bc231c;
/* rgb */ color: rgb(188, 35, 28);
/* oklch */ color: oklch(51.6% 0.189 28.6);

Tailwind

colors: {
  custom: {
    50: '#db6e5a',
    500: '#bc231c',
    950: '#000000',
  },
}

SCSS

$custom: #bc231c;
$custom-light: #db6e5a;
$custom-dark: #000000;

JSON

{
  "hex": "#bc231c",
  "rgb": {
    "r": 188,
    "g": 35,
    "b": 28
  },
  "hsl": {
    "h": 2.625,
    "s": 74.074,
    "l": 42.353
  },
  "oklch": {
    "l": 0.51552,
    "c": 0.18908,
    "h": 28.6
  },
  "luminance": 0.11977
}

Semantic roles & 50–950 ramp

primary

#BC231C

secondary

#65CACE

accent

#E9F137

background

#FEF7F5

surface

#FDEDE9

border

#D5C8C5

text

#170804

muted

#857B79

Preview Lab

Preview with #BC231C

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

Preview Lab → · Contrast checker → · Palette generator →