#A0221C#A0221C

#A0221C is a mid, vivid red. Relative luminance 0.087; OKLCH L 46.3% C 0.163 H 28.3°. Best body text is #FFFFFF at 7.66:1 contrast (WCAG AA passes).

Color values

HEX	#A0221C
RGB	rgb(160, 34, 28)
HSL	hsl(3, 70%, 37%)
HSV	hsv(3, 83%, 63%)
CMYK	cmyk(0%, 78.8%, 82.5%, 37.3%)
CIE-LAB	lab(35.41, 50.29, 36.10)
CIE-LCH	lch(35.41, 61.90, 35.67°)
OKLab	oklab(46.26% 0.1435 0.0772)
OKLCH	oklch(46.26% 0.163 28.3)
XYZ	xyz(15.2807, 8.7039, 1.9738)
Luminance	0.0870 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A0221C #1C9AA0

analogous

#A01C58 #A0221C #A0641C

triadic

#A0221C #1CA022 #221CA0

tetradic

#A0221C #58A01C #1C9AA0 #641CA0

square

#A0221C #58A01C #1C9AA0 #641CA0

split-complementary

#A0221C #1CA064 #1C58A0

monochromatic

#380C0A #6C1713 #A0221C #D42D25 #E15B55

Accessibility & contrast

On white

7.66

#A0221C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#A0221C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A0221C

7.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A0221C	#FFFFFF	#000000	##FFFFFF
##A0221C	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)

#4A421A

Deuteranopia (green-blind)

#695D16

Tritanopia (blue-blind)

#B10022

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #a0221c;
/* rgb */ color: rgb(160, 34, 28);
/* oklch */ color: oklch(46.3% 0.163 28.3);

Tailwind

colors: {
  custom: {
    50: '#c56959',
    500: '#a0221c',
    950: '#000000',
  },
}

SCSS

$custom: #a0221c;
$custom-light: #c56959;
$custom-dark: #000000;

JSON

{
  "hex": "#a0221c",
  "rgb": {
    "r": 160,
    "g": 34,
    "b": 28
  },
  "hsl": {
    "h": 2.727,
    "s": 70.213,
    "l": 36.863
  },
  "oklch": {
    "l": 0.46255,
    "c": 0.163,
    "h": 28.3
  },
  "luminance": 0.08701
}

Semantic roles & 50–950 ramp

primary

#A0221C

secondary

#53BFC4

accent

#E5ED3B

background

#FDF6F5

surface

#FAEBE9

border

#D3C6C5

text

#150703

muted

#837A78

Preview Lab

Preview with #A0221C

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

Preview Lab → · Contrast checker → · Palette generator →