#A01C18#A01C18

#A01C18 is a mid, vivid red. Relative luminance 0.084; OKLCH L 45.8% C 0.168 H 28.1°. Best body text is #FFFFFF at 7.85:1 contrast (WCAG AA passes).

Color values

HEX	#A01C18
RGB	rgb(160, 28, 24)
HSL	hsl(2, 74%, 36%)
HSV	hsv(2, 85%, 63%)
CMYK	cmyk(0%, 82.5%, 85%, 37.3%)
CIE-LAB	lab(34.75, 51.94, 37.64)
CIE-LCH	lch(34.75, 64.15, 35.93°)
OKLab	oklab(45.75% 0.1479 0.0791)
OKLCH	oklch(45.75% 0.168 28.1)
XYZ	xyz(15.0792, 8.3725, 1.6861)
Luminance	0.0837 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A01C18 #189CA0

analogous

#A01858 #A01C18 #A06018

triadic

#A01C18 #18A01C #1C18A0

tetradic

#A01C18 #58A018 #189CA0 #6018A0

square

#A01C18 #58A018 #189CA0 #6018A0

split-complementary

#A01C18 #18A060 #1858A0

monochromatic

#360908 #6B1310 #A01C18 #D52520 #E4524E

Accessibility & contrast

On white

7.85

#A01C18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#A01C18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A01C18

7.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A01C18	#FFFFFF	#000000	##FFFFFF
##A01C18	1.00	7.85	2.67	7.85
#FFFFFF	7.85	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#473F15

Deuteranopia (green-blind)

#685C10

Tritanopia (blue-blind)

#B1001D

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #a01c18;
/* rgb */ color: rgb(160, 28, 24);
/* oklch */ color: oklch(45.8% 0.168 28.1);

Tailwind

colors: {
  custom: {
    50: '#c66756',
    500: '#a01c18',
    950: '#000000',
  },
}

SCSS

$custom: #a01c18;
$custom-light: #c66756;
$custom-dark: #000000;

JSON

{
  "hex": "#a01c18",
  "rgb": {
    "r": 160,
    "g": 28,
    "b": 24
  },
  "hsl": {
    "h": 1.765,
    "s": 73.913,
    "l": 36.078
  },
  "oklch": {
    "l": 0.45753,
    "c": 0.16773,
    "h": 28.1
  },
  "luminance": 0.0837
}

Semantic roles & 50–950 ramp

primary

#A01C18

secondary

#4DC3C6

accent

#EBF137

background

#FDF6F5

surface

#FAEBE9

border

#D3C6C5

text

#150703

muted

#837A78

Preview Lab

Preview with #A01C18

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

Preview Lab → · Contrast checker → · Palette generator →