#A01F13#A01F13

#A01F13 is a mid, vivid red. Relative luminance 0.085; OKLCH L 45.9% C 0.166 H 30.0°. Best body text is #FFFFFF at 7.78:1 contrast (WCAG AA passes).

Color values

HEX	#A01F13
RGB	rgb(160, 31, 19)
HSL	hsl(5, 79%, 35%)
HSV	hsv(5, 88%, 63%)
CMYK	cmyk(0%, 80.6%, 88.1%, 37.3%)
CIE-LAB	lab(35.01, 50.97, 40.41)
CIE-LCH	lch(35.01, 65.05, 38.41°)
OKLab	oklab(45.94% 0.144 0.0831)
OKLCH	oklch(45.94% 0.166 30)
XYZ	xyz(15.1066, 8.5031, 1.4618)
Luminance	0.0850 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A01F13 #1394A0

analogous

#A0134E #A01F13 #A06513

triadic

#A01F13 #13A01F #1F13A0

tetradic

#A01F13 #4EA013 #1394A0 #6513A0

square

#A01F13 #4EA013 #1394A0 #6513A0

split-complementary

#A01F13 #13A065 #134EA0

monochromatic

#330A06 #69140D #A01F13 #D72A19 #E95345

Accessibility & contrast

On white

7.78

#A01F13 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#A01F13 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A01F13

7.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A01F13	#FFFFFF	#000000	##FFFFFF
##A01F13	1.00	7.78	2.70	7.78
#FFFFFF	7.78	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#49400F

Deuteranopia (green-blind)

#685C09

Tritanopia (blue-blind)

#B1001E

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #a01f13;
/* rgb */ color: rgb(160, 31, 19);
/* oklch */ color: oklch(45.9% 0.166 30.0);

Tailwind

colors: {
  custom: {
    50: '#c66853',
    500: '#a01f13',
    950: '#000000',
  },
}

SCSS

$custom: #a01f13;
$custom-light: #c66853;
$custom-dark: #000000;

JSON

{
  "hex": "#a01f13",
  "rgb": {
    "r": 160,
    "g": 31,
    "b": 19
  },
  "hsl": {
    "h": 5.106,
    "s": 78.771,
    "l": 35.098
  },
  "oklch": {
    "l": 0.45936,
    "c": 0.16628,
    "h": 30
  },
  "luminance": 0.08501
}

Semantic roles & 50–950 ramp

primary

#A01F13

secondary

#45BEC9

accent

#E5F533

background

#FDF6F4

surface

#FAEBE7

border

#D3C6C3

text

#150703

muted

#837A78

Preview Lab

Preview with #A01F13

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

Preview Lab → · Contrast checker → · Palette generator →