#A01A37#A01A37

#A01A37 is a mid, vivid red. Relative luminance 0.085; OKLCH L 46.1% C 0.167 H 15.9°. Best body text is #FFFFFF at 7.78:1 contrast (WCAG AA passes).

Color values

HEX	#A01A37
RGB	rgb(160, 26, 55)
HSL	hsl(347, 72%, 36%)
HSV	hsv(347, 84%, 63%)
CMYK	cmyk(0%, 83.8%, 65.6%, 37.3%)
CIE-LAB	lab(34.98, 53.75, 19.10)
CIE-LCH	lch(34.98, 57.04, 19.56°)
OKLab	oklab(46.06% 0.1606 0.0458)
OKLCH	oklch(46.06% 0.167 15.9)
XYZ	xyz(15.5579, 8.4906, 4.4333)
Luminance	0.0849 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A01A37 #1AA083

analogous

#A01A7A #A01A37 #A0401A

triadic

#A01A37 #37A01A #1A37A0

tetradic

#A01A37 #7AA01A #1AA083 #401AA0

square

#A01A37 #7AA01A #1AA083 #401AA0

split-complementary

#A01A37 #1AA040 #1A7AA0

monochromatic

#370913 #6B1125 #A01A37 #D52349 #E35271

Accessibility & contrast

On white

7.78

#A01A37 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#A01A37 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A01A37

7.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A01A37	#FFFFFF	#000000	##FFFFFF
##A01A37	1.00	7.78	2.70	7.78
#FFFFFF	7.78	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#434137

Deuteranopia (green-blind)

#655C33

Tritanopia (blue-blind)

#B00027

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #a01a37;
/* rgb */ color: rgb(160, 26, 55);
/* oklch */ color: oklch(46.1% 0.167 15.9);

Tailwind

colors: {
  custom: {
    50: '#c4676d',
    500: '#a01a37',
    950: '#000000',
  },
}

SCSS

$custom: #a01a37;
$custom-light: #c4676d;
$custom-dark: #000000;

JSON

{
  "hex": "#a01a37",
  "rgb": {
    "r": 160,
    "g": 26,
    "b": 55
  },
  "hsl": {
    "h": 347.015,
    "s": 72.043,
    "l": 36.471
  },
  "oklch": {
    "l": 0.46064,
    "c": 0.16699,
    "h": 15.9
  },
  "luminance": 0.08488
}

Semantic roles & 50–950 ramp

primary

#A01A37

secondary

#50C5AC

accent

#EFC739

background

#FDF6F6

surface

#FAEBEB

border

#D3C6C6

text

#140707

muted

#837A7A

Preview Lab

Preview with #A01A37

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

Preview Lab → · Contrast checker → · Palette generator →