#B4241C#B4241C

#B4241C is a mid, vivid red. Relative luminance 0.110; OKLCH L 50.1% C 0.181 H 28.8°. Best body text is #FFFFFF at 6.54:1 contrast (WCAG AA passes).

Color values

HEX	#B4241C
RGB	rgb(180, 36, 28)
HSL	hsl(3, 73%, 41%)
HSV	hsv(3, 84%, 71%)
CMYK	cmyk(0%, 80%, 84.4%, 29.4%)
CIE-LAB	lab(39.67, 55.78, 41.54)
CIE-LCH	lch(39.67, 69.55, 36.67°)
OKLab	oklab(50.14% 0.1585 0.0872)
OKLCH	oklch(50.14% 0.181 28.8)
XYZ	xyz(19.6653, 11.0521, 2.1962)
Luminance	0.1105 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4241C #1CACB4

analogous

#B41C60 #B4241C #B4701C

triadic

#B4241C #1CB424 #241CB4

tetradic

#B4241C #60B41C #1CACB4 #701CB4

square

#B4241C #60B41C #1CACB4 #701CB4

split-complementary

#B4241C #1CB470 #1C60B4

monochromatic

#4A0F0C #7F1914 #B4241C #DF382F #E76A64

Accessibility & contrast

On white

6.54

#B4241C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#B4241C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B4241C

6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4241C	#FFFFFF	#000000	##FFFFFF
##B4241C	1.00	6.54	3.21	6.54
#FFFFFF	6.54	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534919

Deuteranopia (green-blind)

#766913

Tritanopia (blue-blind)

#C70024

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b4241c;
/* rgb */ color: rgb(180, 36, 28);
/* oklch */ color: oklch(50.1% 0.181 28.8);

Tailwind

colors: {
  custom: {
    50: '#d46d5a',
    500: '#b4241c',
    950: '#000000',
  },
}

SCSS

$custom: #b4241c;
$custom-light: #d46d5a;
$custom-dark: #000000;

JSON

{
  "hex": "#b4241c",
  "rgb": {
    "r": 180,
    "g": 36,
    "b": 28
  },
  "hsl": {
    "h": 3.158,
    "s": 73.077,
    "l": 40.784
  },
  "oklch": {
    "l": 0.5014,
    "c": 0.18092,
    "h": 28.8
  },
  "luminance": 0.11049
}

Semantic roles & 50–950 ramp

primary

#B4241C

secondary

#60C6CC

accent

#E6F038

background

#FEF7F5

surface

#FDEDE9

border

#D5C8C5

text

#160804

muted

#847B79

Preview Lab

Preview with #B4241C

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

Preview Lab → · Contrast checker → · Palette generator →