#A01C17#A01C17

#A01C17 is a mid, vivid red. Relative luminance 0.084; OKLCH L 45.7% C 0.168 H 28.4°. Best body text is #FFFFFF at 7.86:1 contrast (WCAG AA passes).

Color values

HEX	#A01C17
RGB	rgb(160, 28, 23)
HSL	hsl(2, 75%, 36%)
HSV	hsv(2, 86%, 63%)
CMYK	cmyk(0%, 82.5%, 85.6%, 37.3%)
CIE-LAB	lab(34.74, 51.91, 38.17)
CIE-LCH	lch(34.74, 64.43, 36.32°)
OKLab	oklab(45.74% 0.1477 0.0798)
OKLCH	oklch(45.74% 0.168 28.4)
XYZ	xyz(15.0690, 8.3684, 1.6323)
Luminance	0.0837 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A01C17 #179BA0

analogous

#A01756 #A01C17 #A06017

triadic

#A01C17 #17A01C #1C17A0

tetradic

#A01C17 #56A017 #179BA0 #6017A0

square

#A01C17 #56A017 #179BA0 #6017A0

split-complementary

#A01C17 #17A060 #1756A0

monochromatic

#350908 #6A130F #A01C17 #D6251F #E5524C

Accessibility & contrast

On white

7.86

#A01C17 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#A01C17 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A01C17

7.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A01C17	#FFFFFF	#000000	##FFFFFF
##A01C17	1.00	7.86	2.67	7.86
#FFFFFF	7.86	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#483F14

Deuteranopia (green-blind)

#685C0F

Tritanopia (blue-blind)

#B1001D

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #a01c17;
/* rgb */ color: rgb(160, 28, 23);
/* oklch */ color: oklch(45.7% 0.168 28.4);

Tailwind

colors: {
  custom: {
    50: '#c66756',
    500: '#a01c17',
    950: '#000000',
  },
}

SCSS

$custom: #a01c17;
$custom-light: #c66756;
$custom-dark: #000000;

JSON

{
  "hex": "#a01c17",
  "rgb": {
    "r": 160,
    "g": 28,
    "b": 23
  },
  "hsl": {
    "h": 2.19,
    "s": 74.863,
    "l": 35.882
  },
  "oklch": {
    "l": 0.45744,
    "c": 0.16784,
    "h": 28.4
  },
  "luminance": 0.08366
}

Semantic roles & 50–950 ramp

primary

#A01C17

secondary

#4CC3C7

accent

#EBF136

background

#FDF6F5

surface

#FAEBE9

border

#D3C6C5

text

#150703

muted

#837A78

Preview Lab

Preview with #A01C17

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

Preview Lab → · Contrast checker → · Palette generator →