#B4241D#B4241D

#B4241D is a mid, vivid red. Relative luminance 0.111; OKLCH L 50.1% C 0.181 H 28.6°. Best body text is #FFFFFF at 6.54:1 contrast (WCAG AA passes).

Color values

HEX	#B4241D
RGB	rgb(180, 36, 29)
HSL	hsl(3, 72%, 41%)
HSV	hsv(3, 84%, 71%)
CMYK	cmyk(0%, 80%, 83.9%, 29.4%)
CIE-LAB	lab(39.68, 55.80, 41.03)
CIE-LCH	lch(39.68, 69.26, 36.32°)
OKLab	oklab(50.15% 0.1588 0.0864)
OKLCH	oklch(50.15% 0.181 28.6)
XYZ	xyz(19.6775, 11.0570, 2.2603)
Luminance	0.1105 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4241D #1DADB4

analogous

#B41D62 #B4241D #B46F1D

triadic

#B4241D #1DB424 #241DB4

tetradic

#B4241D #62B41D #1DADB4 #6F1DB4

square

#B4241D #62B41D #1DADB4 #6F1DB4

split-complementary

#B4241D #1DB46F #1D62B4

monochromatic

#4B0F0C #7F1915 #B4241D #DE3930 #E66B65

Accessibility & contrast

On white

6.54

#B4241D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#B4241D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B4241D

6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4241D	#FFFFFF	#000000	##FFFFFF
##B4241D	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)

#53491A

Deuteranopia (green-blind)

#766915

Tritanopia (blue-blind)

#C70025

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b4241d;
/* rgb */ color: rgb(180, 36, 29);
/* oklch */ color: oklch(50.1% 0.181 28.6);

Tailwind

colors: {
  custom: {
    50: '#d46d5b',
    500: '#b4241d',
    950: '#000000',
  },
}

SCSS

$custom: #b4241d;
$custom-light: #d46d5b;
$custom-dark: #000000;

JSON

{
  "hex": "#b4241d",
  "rgb": {
    "r": 180,
    "g": 36,
    "b": 29
  },
  "hsl": {
    "h": 2.781,
    "s": 72.249,
    "l": 40.98
  },
  "oklch": {
    "l": 0.50149,
    "c": 0.18081,
    "h": 28.6
  },
  "luminance": 0.11054
}

Semantic roles & 50–950 ramp

primary

#B4241D

secondary

#61C6CB

accent

#E7EF39

background

#FEF7F5

surface

#FDEDE9

border

#D5C8C5

text

#160804

muted

#847B79

Preview Lab

Preview with #B4241D

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

Preview Lab → · Contrast checker → · Palette generator →