#A01D19#A01D19

#A01D19 is a mid, vivid red. Relative luminance 0.084; OKLCH L 45.8% C 0.167 H 28.0°. Best body text is #FFFFFF at 7.82:1 contrast (WCAG AA passes).

Color values

HEX	#A01D19
RGB	rgb(160, 29, 25)
HSL	hsl(2, 73%, 36%)
HSV	hsv(2, 84%, 63%)
CMYK	cmyk(0%, 81.9%, 84.4%, 37.3%)
CIE-LAB	lab(34.85, 51.69, 37.21)
CIE-LCH	lch(34.85, 63.69, 35.75°)
OKLab	oklab(45.83% 0.1473 0.0785)
OKLCH	oklch(45.83% 0.167 28)
XYZ	xyz(15.1139, 8.4250, 1.7499)
Luminance	0.0842 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A01D19 #199CA0

analogous

#A01959 #A01D19 #A06119

triadic

#A01D19 #19A01D #1D19A0

tetradic

#A01D19 #59A019 #199CA0 #6119A0

square

#A01D19 #59A019 #199CA0 #6119A0

split-complementary

#A01D19 #19A061 #1959A0

monochromatic

#360A08 #6B1311 #A01D19 #D52721 #E45450

Accessibility & contrast

On white

7.82

#A01D19 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#A01D19 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A01D19

7.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A01D19	#FFFFFF	#000000	##FFFFFF
##A01D19	1.00	7.82	2.68	7.82
#FFFFFF	7.82	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#484016

Deuteranopia (green-blind)

#685C11

Tritanopia (blue-blind)

#B1001E

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #a01d19;
/* rgb */ color: rgb(160, 29, 25);
/* oklch */ color: oklch(45.8% 0.167 28.0);

Tailwind

colors: {
  custom: {
    50: '#c66757',
    500: '#a01d19',
    950: '#000000',
  },
}

SCSS

$custom: #a01d19;
$custom-light: #c66757;
$custom-dark: #000000;

JSON

{
  "hex": "#a01d19",
  "rgb": {
    "r": 160,
    "g": 29,
    "b": 25
  },
  "hsl": {
    "h": 1.778,
    "s": 72.973,
    "l": 36.275
  },
  "oklch": {
    "l": 0.45834,
    "c": 0.16695,
    "h": 28
  },
  "luminance": 0.08422
}

Semantic roles & 50–950 ramp

primary

#A01D19

secondary

#4FC2C6

accent

#EAF038

background

#FDF6F5

surface

#FAEBE9

border

#D3C6C5

text

#150703

muted

#837A78

Preview Lab

Preview with #A01D19

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

Preview Lab → · Contrast checker → · Palette generator →