#A01D1E#A01D1E

#A01D1E is a mid, vivid red. Relative luminance 0.084; OKLCH L 45.9% C 0.166 H 26.6°. Best body text is #FFFFFF at 7.81:1 contrast (WCAG AA passes).

Color values

HEX	#A01D1E
RGB	rgb(160, 29, 30)
HSL	hsl(360, 69%, 37%)
HSV	hsv(360, 82%, 63%)
CMYK	cmyk(0%, 81.9%, 81.3%, 37.3%)
CIE-LAB	lab(34.90, 51.84, 34.47)
CIE-LCH	lch(34.90, 62.25, 33.62°)
OKLab	oklab(45.88% 0.1488 0.0744)
OKLCH	oklch(45.88% 0.166 26.6)
XYZ	xyz(15.1728, 8.4485, 2.0599)
Luminance	0.0845 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A01D1E #1DA09F

analogous

#A01D60 #A01D1E #A05E1D

triadic

#A01D1E #1EA01D #1D1EA0

tetradic

#A01D1E #60A01D #1DA09F #5E1DA0

square

#A01D1E #60A01D #1DA09F #5E1DA0

split-complementary

#A01D1E #1DA05E #1D60A0

monochromatic

#380A0B #6C1414 #A01D1E #D42628 #E15758

Accessibility & contrast

On white

7.81

#A01D1E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#A01D1E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A01D1E

7.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A01D1E	#FFFFFF	#000000	##FFFFFF
##A01D1E	1.00	7.81	2.69	7.81
#FFFFFF	7.81	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#47401C

Deuteranopia (green-blind)

#675C18

Tritanopia (blue-blind)

#B10020

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #a01d1e;
/* rgb */ color: rgb(160, 29, 30);
/* oklch */ color: oklch(45.9% 0.166 26.6);

Tailwind

colors: {
  custom: {
    50: '#c5675b',
    500: '#a01d1e',
    950: '#000000',
  },
}

SCSS

$custom: #a01d1e;
$custom-light: #c5675b;
$custom-dark: #000000;

JSON

{
  "hex": "#a01d1e",
  "rgb": {
    "r": 160,
    "g": 29,
    "b": 30
  },
  "hsl": {
    "h": 359.542,
    "s": 69.312,
    "l": 37.059
  },
  "oklch": {
    "l": 0.45884,
    "c": 0.16637,
    "h": 26.6
  },
  "luminance": 0.08446
}

Semantic roles & 50–950 ramp

primary

#A01D1E

secondary

#55C4C3

accent

#ECEB3C

background

#FDF6F5

surface

#FAEBE9

border

#D3C6C5

text

#150704

muted

#837A79

Preview Lab

Preview with #A01D1E

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

Preview Lab → · Contrast checker → · Palette generator →