#A01D18#A01D18

#A01D18 is a mid, vivid red. Relative luminance 0.084; OKLCH L 45.8% C 0.167 H 28.3°. Best body text is #FFFFFF at 7.83:1 contrast (WCAG AA passes).

Color values

HEX	#A01D18
RGB	rgb(160, 29, 24)
HSL	hsl(2, 74%, 36%)
HSV	hsv(2, 85%, 63%)
CMYK	cmyk(0%, 81.9%, 85%, 37.3%)
CIE-LAB	lab(34.84, 51.66, 37.73)
CIE-LCH	lch(34.84, 63.98, 36.14°)
OKLab	oklab(45.83% 0.1471 0.0793)
OKLCH	oklch(45.83% 0.167 28.3)
XYZ	xyz(15.1033, 8.4207, 1.6941)
Luminance	0.0842 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A01D18 #189BA0

analogous

#A01857 #A01D18 #A06118

triadic

#A01D18 #18A01D #1D18A0

tetradic

#A01D18 #57A018 #189BA0 #6118A0

square

#A01D18 #57A018 #189BA0 #6118A0

split-complementary

#A01D18 #18A061 #1857A0

monochromatic

#360A08 #6B1310 #A01D18 #D52720 #E4534E

Accessibility & contrast

On white

7.83

#A01D18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#A01D18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A01D18

7.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A01D18	#FFFFFF	#000000	##FFFFFF
##A01D18	1.00	7.83	2.68	7.83
#FFFFFF	7.83	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#484015

Deuteranopia (green-blind)

#685C10

Tritanopia (blue-blind)

#B1001E

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #a01d18;
/* rgb */ color: rgb(160, 29, 24);
/* oklch */ color: oklch(45.8% 0.167 28.3);

Tailwind

colors: {
  custom: {
    50: '#c66756',
    500: '#a01d18',
    950: '#000000',
  },
}

SCSS

$custom: #a01d18;
$custom-light: #c66756;
$custom-dark: #000000;

JSON

{
  "hex": "#a01d18",
  "rgb": {
    "r": 160,
    "g": 29,
    "b": 24
  },
  "hsl": {
    "h": 2.206,
    "s": 73.913,
    "l": 36.078
  },
  "oklch": {
    "l": 0.45825,
    "c": 0.16707,
    "h": 28.3
  },
  "luminance": 0.08418
}

Semantic roles & 50–950 ramp

primary

#A01D18

secondary

#4DC2C6

accent

#EAF137

background

#FDF6F5

surface

#FAEBE9

border

#D3C6C5

text

#150703

muted

#837A78

Preview Lab

Preview with #A01D18

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

Preview Lab → · Contrast checker → · Palette generator →