#A01A31#A01A31

#A01A31 is a mid, vivid red. Relative luminance 0.084; OKLCH L 45.9% C 0.167 H 18.7°. Best body text is #FFFFFF at 7.82:1 contrast (WCAG AA passes).

Color values

HEX	#A01A31
RGB	rgb(160, 26, 49)
HSL	hsl(350, 72%, 36%)
HSV	hsv(350, 84%, 63%)
CMYK	cmyk(0%, 83.8%, 69.4%, 37.3%)
CIE-LAB	lab(34.88, 53.42, 22.81)
CIE-LCH	lch(34.88, 58.09, 23.12°)
OKLab	oklab(45.95% 0.1582 0.0534)
OKLCH	oklch(45.95% 0.167 18.7)
XYZ	xyz(15.4227, 8.4366, 3.7215)
Luminance	0.0843 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A01A31 #1AA089

analogous

#A01A74 #A01A31 #A0461A

triadic

#A01A31 #31A01A #1A31A0

tetradic

#A01A31 #74A01A #1AA089 #461AA0

square

#A01A31 #74A01A #1AA089 #461AA0

split-complementary

#A01A31 #1AA046 #1A74A0

monochromatic

#370911 #6B1121 #A01A31 #D52341 #E3526B

Accessibility & contrast

On white

7.82

#A01A31 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#A01A31 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A01A31

7.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A01A31	#FFFFFF	#000000	##FFFFFF
##A01A31	1.00	7.82	2.69	7.82
#FFFFFF	7.82	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#444031

Deuteranopia (green-blind)

#655C2D

Tritanopia (blue-blind)

#B00025

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #a01a31;
/* rgb */ color: rgb(160, 26, 49);
/* oklch */ color: oklch(45.9% 0.167 18.7);

Tailwind

colors: {
  custom: {
    50: '#c46668',
    500: '#a01a31',
    950: '#000000',
  },
}

SCSS

$custom: #a01a31;
$custom-light: #c46668;
$custom-dark: #000000;

JSON

{
  "hex": "#a01a31",
  "rgb": {
    "r": 160,
    "g": 26,
    "b": 49
  },
  "hsl": {
    "h": 349.701,
    "s": 72.043,
    "l": 36.471
  },
  "oklch": {
    "l": 0.45949,
    "c": 0.16698,
    "h": 18.7
  },
  "luminance": 0.08434
}

Semantic roles & 50–950 ramp

primary

#A01A31

secondary

#50C5B1

accent

#EFD039

background

#FDF6F6

surface

#FAEBEB

border

#D3C6C6

text

#140706

muted

#837A7A

Preview Lab

Preview with #A01A31

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

Preview Lab → · Contrast checker → · Palette generator →