#B3261B#B3261B

#B3261B is a mid, vivid red. Relative luminance 0.110; OKLCH L 50.1% C 0.179 H 29.4°. Best body text is #FFFFFF at 6.54:1 contrast (WCAG AA passes).

Color values

HEX	#B3261B
RGB	rgb(179, 38, 27)
HSL	hsl(4, 74%, 40%)
HSV	hsv(4, 85%, 70%)
CMYK	cmyk(0%, 78.8%, 84.9%, 29.8%)
CIE-LAB	lab(39.67, 54.86, 41.97)
CIE-LCH	lch(39.67, 69.08, 37.42°)
OKLab	oklab(50.1% 0.1556 0.0878)
OKLCH	oklch(50.1% 0.179 29.4)
XYZ	xyz(19.4838, 11.0522, 2.1441)
Luminance	0.1105 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3261B #1BA8B3

analogous

#B31B5C #B3261B #B3721B

triadic

#B3261B #1BB326 #261BB3

tetradic

#B3261B #5CB31B #1BA8B3 #721BB3

square

#B3261B #5CB31B #1BA8B3 #721BB3

split-complementary

#B3261B #1BB372 #1B5CB3

monochromatic

#490F0B #7E1B13 #B3261B #DF392C #E76B61

Accessibility & contrast

On white

6.54

#B3261B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#B3261B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B3261B

6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3261B	#FFFFFF	#000000	##FFFFFF
##B3261B	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)

#534A17

Deuteranopia (green-blind)

#766812

Tritanopia (blue-blind)

#C60025

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b3261b;
/* rgb */ color: rgb(179, 38, 27);
/* oklch */ color: oklch(50.1% 0.179 29.4);

Tailwind

colors: {
  custom: {
    50: '#d46d5a',
    500: '#b3261b',
    950: '#000000',
  },
}

SCSS

$custom: #b3261b;
$custom-light: #d46d5a;
$custom-dark: #000000;

JSON

{
  "hex": "#b3261b",
  "rgb": {
    "r": 179,
    "g": 38,
    "b": 27
  },
  "hsl": {
    "h": 4.342,
    "s": 73.786,
    "l": 40.392
  },
  "oklch": {
    "l": 0.50102,
    "c": 0.17869,
    "h": 29.4
  },
  "luminance": 0.11049
}

Semantic roles & 50–950 ramp

primary

#B3261B

secondary

#5EC4CC

accent

#E3F037

background

#FEF7F5

surface

#FDEDE9

border

#D5C8C5

text

#160804

muted

#847B79

Preview Lab

Preview with #B3261B

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

Preview Lab → · Contrast checker → · Palette generator →