#B3241D#B3241D

#B3241D is a mid, vivid red. Relative luminance 0.109; OKLCH L 50.0% C 0.180 H 28.6°. Best body text is #FFFFFF at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#B3241D
RGB	rgb(179, 36, 29)
HSL	hsl(3, 72%, 41%)
HSV	hsv(3, 84%, 70%)
CMYK	cmyk(0%, 79.9%, 83.8%, 29.8%)
CIE-LAB	lab(39.47, 55.51, 40.77)
CIE-LCH	lch(39.47, 68.87, 36.30°)
OKLab	oklab(49.96% 0.158 0.086)
OKLCH	oklch(49.96% 0.18 28.6)
XYZ	xyz(19.4455, 10.9373, 2.2494)
Luminance	0.1093 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3241D #1DACB3

analogous

#B31D61 #B3241D #B36F1D

triadic

#B3241D #1DB324 #241DB3

tetradic

#B3241D #61B31D #1DACB3 #6F1DB3

square

#B3241D #61B31D #1DACB3 #6F1DB3

split-complementary

#B3241D #1DB36F #1D61B3

monochromatic

#4A0F0C #7E1914 #B3241D #DD3830 #E66A64

Accessibility & contrast

On white

6.59

#B3241D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#B3241D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B3241D

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3241D	#FFFFFF	#000000	##FFFFFF
##B3241D	1.00	6.59	3.19	6.59
#FFFFFF	6.59	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#52491A

Deuteranopia (green-blind)

#756815

Tritanopia (blue-blind)

#C60024

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b3241d;
/* rgb */ color: rgb(179, 36, 29);
/* oklch */ color: oklch(50.0% 0.180 28.6);

Tailwind

colors: {
  custom: {
    50: '#d46d5b',
    500: '#b3241d',
    950: '#000000',
  },
}

SCSS

$custom: #b3241d;
$custom-light: #d46d5b;
$custom-dark: #000000;

JSON

{
  "hex": "#b3241d",
  "rgb": {
    "r": 179,
    "g": 36,
    "b": 29
  },
  "hsl": {
    "h": 2.8,
    "s": 72.115,
    "l": 40.784
  },
  "oklch": {
    "l": 0.49963,
    "c": 0.17985,
    "h": 28.6
  },
  "luminance": 0.10934
}

Semantic roles & 50–950 ramp

primary

#B3241D

secondary

#61C6CB

accent

#E6EF39

background

#FEF6F5

surface

#FCECE9

border

#D5C7C5

text

#160804

muted

#847A79

Preview Lab

Preview with #B3241D

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

Preview Lab → · Contrast checker → · Palette generator →