#A01A1C#A01A1C

#A01A1C is a mid, vivid red. Relative luminance 0.083; OKLCH L 45.7% C 0.169 H 26.6°. Best body text is #FFFFFF at 7.90:1 contrast (WCAG AA passes).

Color values

HEX	#A01A1C
RGB	rgb(160, 26, 28)
HSL	hsl(359, 72%, 36%)
HSV	hsv(359, 84%, 63%)
CMYK	cmyk(0%, 83.8%, 82.5%, 37.3%)
CIE-LAB	lab(34.60, 52.58, 35.30)
CIE-LCH	lch(34.60, 63.33, 33.88°)
OKLab	oklab(45.65% 0.1507 0.0755)
OKLCH	oklch(45.65% 0.169 26.6)
XYZ	xyz(15.0781, 8.2987, 1.9063)
Luminance	0.0830 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A01A1C #1AA09E

analogous

#A01A5F #A01A1C #A05B1A

triadic

#A01A1C #1CA01A #1A1CA0

tetradic

#A01A1C #5FA01A #1AA09E #5B1AA0

square

#A01A1C #5FA01A #1AA09E #5B1AA0

split-complementary

#A01A1C #1AA05B #1A5FA0

monochromatic

#37090A #6B1113 #A01A1C #D52325 #E35254

Accessibility & contrast

On white

7.90

#A01A1C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#A01A1C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A01A1C

7.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A01A1C	#FFFFFF	#000000	##FFFFFF
##A01A1C	1.00	7.90	2.66	7.90
#FFFFFF	7.90	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#463F1A

Deuteranopia (green-blind)

#675C15

Tritanopia (blue-blind)

#B1001D

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #a01a1c;
/* rgb */ color: rgb(160, 26, 28);
/* oklch */ color: oklch(45.7% 0.169 26.6);

Tailwind

colors: {
  custom: {
    50: '#c66659',
    500: '#a01a1c',
    950: '#000000',
  },
}

SCSS

$custom: #a01a1c;
$custom-light: #c66659;
$custom-dark: #000000;

JSON

{
  "hex": "#a01a1c",
  "rgb": {
    "r": 160,
    "g": 26,
    "b": 28
  },
  "hsl": {
    "h": 359.104,
    "s": 72.043,
    "l": 36.471
  },
  "oklch": {
    "l": 0.45653,
    "c": 0.16857,
    "h": 26.6
  },
  "luminance": 0.08296
}

Semantic roles & 50–950 ramp

primary

#A01A1C

secondary

#50C5C4

accent

#EFEC39

background

#FDF6F5

surface

#FAEBE9

border

#D3C6C5

text

#150703

muted

#837A78

Preview Lab

Preview with #A01A1C

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

Preview Lab → · Contrast checker → · Palette generator →