#A0281C#A0281C

#A0281C is a mid, vivid red. Relative luminance 0.091; OKLCH L 46.8% C 0.158 H 29.9°. Best body text is #FFFFFF at 7.46:1 contrast (WCAG AA passes).

Color values

HEX	#A0281C
RGB	rgb(160, 40, 28)
HSL	hsl(5, 70%, 37%)
HSV	hsv(5, 83%, 63%)
CMYK	cmyk(0%, 75%, 82.5%, 37.3%)
CIE-LAB	lab(36.13, 48.27, 36.80)
CIE-LCH	lch(36.13, 60.70, 37.32°)
OKLab	oklab(46.8% 0.1372 0.0788)
OKLCH	oklch(46.8% 0.158 29.9)
XYZ	xyz(15.4675, 9.0774, 2.0361)
Luminance	0.0907 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A0281C #1C94A0

analogous

#A01C52 #A0281C #A06A1C

triadic

#A0281C #1CA028 #281CA0

tetradic

#A0281C #52A01C #1C94A0 #6A1CA0

square

#A0281C #52A01C #1C94A0 #6A1CA0

split-complementary

#A0281C #1CA06A #1C52A0

monochromatic

#380E0A #6C1B13 #A0281C #D43525 #E16255

Accessibility & contrast

On white

7.46

#A0281C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#A0281C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A0281C

7.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A0281C	#FFFFFF	#000000	##FFFFFF
##A0281C	1.00	7.46	2.81	7.46
#FFFFFF	7.46	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D4419

Deuteranopia (green-blind)

#6A5F16

Tritanopia (blue-blind)

#B10027

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #a0281c;
/* rgb */ color: rgb(160, 40, 28);
/* oklch */ color: oklch(46.8% 0.158 29.9);

Tailwind

colors: {
  custom: {
    50: '#c56b5a',
    500: '#a0281c',
    950: '#000000',
  },
}

SCSS

$custom: #a0281c;
$custom-light: #c56b5a;
$custom-dark: #000000;

JSON

{
  "hex": "#a0281c",
  "rgb": {
    "r": 160,
    "g": 40,
    "b": 28
  },
  "hsl": {
    "h": 5.455,
    "s": 70.213,
    "l": 36.863
  },
  "oklch": {
    "l": 0.46796,
    "c": 0.15822,
    "h": 29.9
  },
  "luminance": 0.09075
}

Semantic roles & 50–950 ramp

primary

#A0281C

secondary

#53BAC4

accent

#DDED3B

background

#FDF6F5

surface

#FAECE9

border

#D3C7C5

text

#150704

muted

#837A79

Preview Lab

Preview with #A0281C

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

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