#A0221D#A0221D

#A0221D is a mid, vivid red. Relative luminance 0.087; OKLCH L 46.3% C 0.163 H 28.0°. Best body text is #FFFFFF at 7.66:1 contrast (WCAG AA passes).

Color values

HEX	#A0221D
RGB	rgb(160, 34, 29)
HSL	hsl(2, 69%, 37%)
HSV	hsv(2, 82%, 63%)
CMYK	cmyk(0%, 78.8%, 81.9%, 37.3%)
CIE-LAB	lab(35.42, 50.32, 35.55)
CIE-LCH	lch(35.42, 61.61, 35.24°)
OKLab	oklab(46.27% 0.1438 0.0764)
OKLCH	oklch(46.27% 0.163 28)
XYZ	xyz(15.2929, 8.7088, 2.0379)
Luminance	0.0871 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A0221D #1D9BA0

analogous

#A01D5A #A0221D #A0641D

triadic

#A0221D #1DA022 #221DA0

tetradic

#A0221D #5AA01D #1D9BA0 #641DA0

square

#A0221D #5AA01D #1D9BA0 #641DA0

split-complementary

#A0221D #1DA064 #1D5AA0

monochromatic

#380C0A #6C1714 #A0221D #D42D26 #E15C57

Accessibility & contrast

On white

7.66

#A0221D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#A0221D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A0221D

7.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A0221D	#FFFFFF	#000000	##FFFFFF
##A0221D	1.00	7.66	2.74	7.66
#FFFFFF	7.66	1.00	21.00	1.00
#000000	2.74	21.00	1.00	21.00
##FFFFFF	7.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A421B

Deuteranopia (green-blind)

#695D17

Tritanopia (blue-blind)

#B10023

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #a0221d;
/* rgb */ color: rgb(160, 34, 29);
/* oklch */ color: oklch(46.3% 0.163 28.0);

Tailwind

colors: {
  custom: {
    50: '#c5695a',
    500: '#a0221d',
    950: '#000000',
  },
}

SCSS

$custom: #a0221d;
$custom-light: #c5695a;
$custom-dark: #000000;

JSON

{
  "hex": "#a0221d",
  "rgb": {
    "r": 160,
    "g": 34,
    "b": 29
  },
  "hsl": {
    "h": 2.29,
    "s": 69.312,
    "l": 37.059
  },
  "oklch": {
    "l": 0.46266,
    "c": 0.16287,
    "h": 28
  },
  "luminance": 0.08706
}

Semantic roles & 50–950 ramp

primary

#A0221D

secondary

#55C0C4

accent

#E5EC3C

background

#FDF6F5

surface

#FAEBE9

border

#D3C6C5

text

#150704

muted

#837A79

Preview Lab

Preview with #A0221D

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

Preview Lab → · Contrast checker → · Palette generator →