#A02318#A02318

#A02318 is a mid, vivid red. Relative luminance 0.087; OKLCH L 46.3% C 0.163 H 29.7°. Best body text is #FFFFFF at 7.64:1 contrast (WCAG AA passes).

Color values

HEX	#A02318
RGB	rgb(160, 35, 24)
HSL	hsl(5, 74%, 36%)
HSV	hsv(5, 85%, 63%)
CMYK	cmyk(0%, 78.1%, 85%, 37.3%)
CIE-LAB	lab(35.49, 49.86, 38.32)
CIE-LCH	lch(35.49, 62.88, 37.54°)
OKLab	oklab(46.3% 0.1414 0.0806)
OKLCH	oklch(46.3% 0.163 29.7)
XYZ	xyz(15.2650, 8.7441, 1.7480)
Luminance	0.0874 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A02318 #1895A0

analogous

#A01851 #A02318 #A06718

triadic

#A02318 #18A023 #2318A0

tetradic

#A02318 #51A018 #1895A0 #6718A0

square

#A02318 #51A018 #1895A0 #6718A0

split-complementary

#A02318 #18A067 #1851A0

monochromatic

#360C08 #6B1710 #A02318 #D52F20 #E45A4E

Accessibility & contrast

On white

7.64

#A02318 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#A02318 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A02318

7.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A02318	#FFFFFF	#000000	##FFFFFF
##A02318	1.00	7.64	2.75	7.64
#FFFFFF	7.64	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A4215

Deuteranopia (green-blind)

#695D11

Tritanopia (blue-blind)

#B10022

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #a02318;
/* rgb */ color: rgb(160, 35, 24);
/* oklch */ color: oklch(46.3% 0.163 29.7);

Tailwind

colors: {
  custom: {
    50: '#c66957',
    500: '#a02318',
    950: '#000000',
  },
}

SCSS

$custom: #a02318;
$custom-light: #c66957;
$custom-dark: #000000;

JSON

{
  "hex": "#a02318",
  "rgb": {
    "r": 160,
    "g": 35,
    "b": 24
  },
  "hsl": {
    "h": 4.853,
    "s": 73.913,
    "l": 36.078
  },
  "oklch": {
    "l": 0.46303,
    "c": 0.16276,
    "h": 29.7
  },
  "luminance": 0.08742
}

Semantic roles & 50–950 ramp

primary

#A02318

secondary

#4DBDC6

accent

#E2F137

background

#FDF6F5

surface

#FAEBE9

border

#D3C6C5

text

#150703

muted

#837A78

Preview Lab

Preview with #A02318

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

Preview Lab → · Contrast checker → · Palette generator →