#A01F19#A01F19

#A01F19 is a mid, vivid red. Relative luminance 0.085; OKLCH L 46.0% C 0.166 H 28.5°. Best body text is #FFFFFF at 7.76:1 contrast (WCAG AA passes).

Color values

HEX	#A01F19
RGB	rgb(160, 31, 25)
HSL	hsl(3, 73%, 36%)
HSV	hsv(3, 84%, 63%)
CMYK	cmyk(0%, 80.6%, 84.4%, 37.3%)
CIE-LAB	lab(35.06, 51.12, 37.39)
CIE-LCH	lch(35.06, 63.34, 36.19°)
OKLab	oklab(45.99% 0.1456 0.0789)
OKLCH	oklch(45.99% 0.166 28.5)
XYZ	xyz(15.1645, 8.5262, 1.7668)
Luminance	0.0852 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A01F19 #199AA0

analogous

#A01957 #A01F19 #A06319

triadic

#A01F19 #19A01F #1F19A0

tetradic

#A01F19 #57A019 #199AA0 #6319A0

square

#A01F19 #57A019 #199AA0 #6319A0

split-complementary

#A01F19 #19A063 #1957A0

monochromatic

#360A08 #6B1511 #A01F19 #D52921 #E45650

Accessibility & contrast

On white

7.76

#A01F19 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#A01F19 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A01F19

7.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A01F19	#FFFFFF	#000000	##FFFFFF
##A01F19	1.00	7.76	2.70	7.76
#FFFFFF	7.76	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#494016

Deuteranopia (green-blind)

#685C12

Tritanopia (blue-blind)

#B10020

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #a01f19;
/* rgb */ color: rgb(160, 31, 25);
/* oklch */ color: oklch(46.0% 0.166 28.5);

Tailwind

colors: {
  custom: {
    50: '#c66857',
    500: '#a01f19',
    950: '#000000',
  },
}

SCSS

$custom: #a01f19;
$custom-light: #c66857;
$custom-dark: #000000;

JSON

{
  "hex": "#a01f19",
  "rgb": {
    "r": 160,
    "g": 31,
    "b": 25
  },
  "hsl": {
    "h": 2.667,
    "s": 72.973,
    "l": 36.275
  },
  "oklch": {
    "l": 0.45985,
    "c": 0.16557,
    "h": 28.5
  },
  "luminance": 0.08524
}

Semantic roles & 50–950 ramp

primary

#A01F19

secondary

#4FC1C6

accent

#E8F038

background

#FDF6F5

surface

#FAEBE9

border

#D3C6C5

text

#150703

muted

#837A78

Preview Lab

Preview with #A01F19

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

Preview Lab → · Contrast checker → · Palette generator →