#B3291D#B3291D

#B3291D is a mid, vivid red. Relative luminance 0.113; OKLCH L 50.4% C 0.176 H 29.6°. Best body text is #FFFFFF at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#B3291D
RGB	rgb(179, 41, 29)
HSL	hsl(5, 72%, 41%)
HSV	hsv(5, 84%, 70%)
CMYK	cmyk(0%, 77.1%, 83.8%, 29.8%)
CIE-LAB	lab(40.02, 53.98, 41.27)
CIE-LCH	lch(40.02, 67.95, 37.40°)
OKLab	oklab(50.37% 0.1532 0.0871)
OKLCH	oklch(50.37% 0.176 29.6)
XYZ	xyz(19.6075, 11.2614, 2.3034)
Luminance	0.1126 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3291D #1DA7B3

analogous

#B31D5C #B3291D #B3741D

triadic

#B3291D #1DB329 #291DB3

tetradic

#B3291D #5CB31D #1DA7B3 #741DB3

square

#B3291D #5CB31D #1DA7B3 #741DB3

split-complementary

#B3291D #1DB374 #1D5CB3

monochromatic

#4A110C #7E1D14 #B3291D #DD3E30 #E66F64

Accessibility & contrast

On white

6.46

#B3291D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#B3291D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B3291D

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3291D	#FFFFFF	#000000	##FFFFFF
##B3291D	1.00	6.46	3.25	6.46
#FFFFFF	6.46	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544B1A

Deuteranopia (green-blind)

#766915

Tritanopia (blue-blind)

#C60028

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b3291d;
/* rgb */ color: rgb(179, 41, 29);
/* oklch */ color: oklch(50.4% 0.176 29.6);

Tailwind

colors: {
  custom: {
    50: '#d36f5b',
    500: '#b3291d',
    950: '#000000',
  },
}

SCSS

$custom: #b3291d;
$custom-light: #d36f5b;
$custom-dark: #000000;

JSON

{
  "hex": "#b3291d",
  "rgb": {
    "r": 179,
    "g": 41,
    "b": 29
  },
  "hsl": {
    "h": 4.8,
    "s": 72.115,
    "l": 40.784
  },
  "oklch": {
    "l": 0.50367,
    "c": 0.17623,
    "h": 29.6
  },
  "luminance": 0.11258
}

Semantic roles & 50–950 ramp

primary

#B3291D

secondary

#61C2CB

accent

#E0EF39

background

#FEF7F5

surface

#FCEDE9

border

#D5C8C5

text

#160804

muted

#847B79

Preview Lab

Preview with #B3291D

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

Preview Lab → · Contrast checker → · Palette generator →