#A0211A#A0211A

#A0211A is a mid, vivid red. Relative luminance 0.086; OKLCH L 46.2% C 0.164 H 28.6°. Best body text is #FFFFFF at 7.70:1 contrast (WCAG AA passes).

Color values

HEX	#A0211A
RGB	rgb(160, 33, 26)
HSL	hsl(3, 72%, 36%)
HSV	hsv(3, 84%, 63%)
CMYK	cmyk(0%, 79.4%, 83.8%, 37.3%)
CIE-LAB	lab(35.28, 50.54, 37.06)
CIE-LCH	lch(35.28, 62.68, 36.25°)
OKLab	oklab(46.15% 0.1439 0.0786)
OKLCH	oklch(46.15% 0.164 28.6)
XYZ	xyz(15.2294, 8.6383, 1.8426)
Luminance	0.0864 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A0211A #1A99A0

analogous

#A01A56 #A0211A #A0641A

triadic

#A0211A #1AA021 #211AA0

tetradic

#A0211A #56A01A #1A99A0 #641AA0

square

#A0211A #56A01A #1A99A0 #641AA0

split-complementary

#A0211A #1AA064 #1A56A0

monochromatic

#370B09 #6B1611 #A0211A #D52C23 #E35952

Accessibility & contrast

On white

7.70

#A0211A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#A0211A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A0211A

7.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A0211A	#FFFFFF	#000000	##FFFFFF
##A0211A	1.00	7.70	2.73	7.70
#FFFFFF	7.70	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#494117

Deuteranopia (green-blind)

#695D13

Tritanopia (blue-blind)

#B10021

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #a0211a;
/* rgb */ color: rgb(160, 33, 26);
/* oklch */ color: oklch(46.2% 0.164 28.6);

Tailwind

colors: {
  custom: {
    50: '#c56858',
    500: '#a0211a',
    950: '#000000',
  },
}

SCSS

$custom: #a0211a;
$custom-light: #c56858;
$custom-dark: #000000;

JSON

{
  "hex": "#a0211a",
  "rgb": {
    "r": 160,
    "g": 33,
    "b": 26
  },
  "hsl": {
    "h": 3.134,
    "s": 72.043,
    "l": 36.471
  },
  "oklch": {
    "l": 0.46153,
    "c": 0.164,
    "h": 28.6
  },
  "luminance": 0.08636
}

Semantic roles & 50–950 ramp

primary

#A0211A

secondary

#50BFC5

accent

#E5EF39

background

#FDF6F5

surface

#FAEBE9

border

#D3C6C5

text

#150703

muted

#837A78

Preview Lab

Preview with #A0211A

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

Preview Lab → · Contrast checker → · Palette generator →