#A0211B#A0211B

#A0211B is a mid, vivid red. Relative luminance 0.086; OKLCH L 46.2% C 0.164 H 28.3°. Best body text is #FFFFFF at 7.70:1 contrast (WCAG AA passes).

Color values

HEX	#A0211B
RGB	rgb(160, 33, 27)
HSL	hsl(3, 71%, 37%)
HSV	hsv(3, 83%, 63%)
CMYK	cmyk(0%, 79.4%, 83.1%, 37.3%)
CIE-LAB	lab(35.29, 50.57, 36.53)
CIE-LCH	lch(35.29, 62.39, 35.84°)
OKLab	oklab(46.16% 0.1442 0.0778)
OKLCH	oklch(46.16% 0.164 28.3)
XYZ	xyz(15.2408, 8.6429, 1.9025)
Luminance	0.0864 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A0211B #1B9AA0

analogous

#A01B58 #A0211B #A0641B

triadic

#A0211B #1BA021 #211BA0

tetradic

#A0211B #58A01B #1B9AA0 #641BA0

square

#A0211B #58A01B #1B9AA0 #641BA0

split-complementary

#A0211B #1BA064 #1B58A0

monochromatic

#370B09 #6C1612 #A0211B #D42C24 #E25A53

Accessibility & contrast

On white

7.70

#A0211B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#A0211B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A0211B

7.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A0211B	#FFFFFF	#000000	##FFFFFF
##A0211B	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)

#494119

Deuteranopia (green-blind)

#685D14

Tritanopia (blue-blind)

#B10021

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #a0211b;
/* rgb */ color: rgb(160, 33, 27);
/* oklch */ color: oklch(46.2% 0.164 28.3);

Tailwind

colors: {
  custom: {
    50: '#c56859',
    500: '#a0211b',
    950: '#000000',
  },
}

SCSS

$custom: #a0211b;
$custom-light: #c56859;
$custom-dark: #000000;

JSON

{
  "hex": "#a0211b",
  "rgb": {
    "r": 160,
    "g": 33,
    "b": 27
  },
  "hsl": {
    "h": 2.707,
    "s": 71.123,
    "l": 36.667
  },
  "oklch": {
    "l": 0.46163,
    "c": 0.16388,
    "h": 28.3
  },
  "luminance": 0.0864
}

Semantic roles & 50–950 ramp

primary

#A0211B

secondary

#52C0C5

accent

#E6EE3A

background

#FDF6F5

surface

#FAEBE9

border

#D3C6C5

text

#150703

muted

#837A78

Preview Lab

Preview with #A0211B

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

Preview Lab → · Contrast checker → · Palette generator →