#A0182C#A0182C

#A0182C is a mid, vivid red. Relative luminance 0.083; OKLCH L 45.7% C 0.168 H 20.5°. Best body text is #FFFFFF at 7.89:1 contrast (WCAG AA passes).

Color values

HEX	#A0182C
RGB	rgb(160, 24, 44)
HSL	hsl(351, 74%, 36%)
HSV	hsv(351, 85%, 63%)
CMYK	cmyk(0%, 85%, 72.5%, 37.3%)
CIE-LAB	lab(34.62, 53.67, 25.68)
CIE-LCH	lch(34.62, 59.50, 25.57°)
OKLab	oklab(45.74% 0.1578 0.0589)
OKLCH	oklch(45.74% 0.168 20.5)
XYZ	xyz(15.2803, 8.3112, 3.1820)
Luminance	0.0831 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A0182C #18A08C

analogous

#A01870 #A0182C #A04818

triadic

#A0182C #2CA018 #182CA0

tetradic

#A0182C #70A018 #18A08C #4818A0

square

#A0182C #70A018 #18A08C #4818A0

split-complementary

#A0182C #18A048 #1870A0

monochromatic

#36080F #6B101D #A0182C #D5203B #E44E64

Accessibility & contrast

On white

7.89

#A0182C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#A0182C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A0182C

7.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A0182C	#FFFFFF	#000000	##FFFFFF
##A0182C	1.00	7.89	2.66	7.89
#FFFFFF	7.89	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#443F2C

Deuteranopia (green-blind)

#655B27

Tritanopia (blue-blind)

#B00022

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #a0182c;
/* rgb */ color: rgb(160, 24, 44);
/* oklch */ color: oklch(45.7% 0.168 20.5);

Tailwind

colors: {
  custom: {
    50: '#c56665',
    500: '#a0182c',
    950: '#000000',
  },
}

SCSS

$custom: #a0182c;
$custom-light: #c56665;
$custom-dark: #000000;

JSON

{
  "hex": "#a0182c",
  "rgb": {
    "r": 160,
    "g": 24,
    "b": 44
  },
  "hsl": {
    "h": 351.176,
    "s": 73.913,
    "l": 36.078
  },
  "oklch": {
    "l": 0.45735,
    "c": 0.16848,
    "h": 20.5
  },
  "luminance": 0.08309
}

Semantic roles & 50–950 ramp

primary

#A0182C

secondary

#4DC6B5

accent

#F1D537

background

#FDF6F6

surface

#FAEBEB

border

#D3C6C6

text

#140705

muted

#837A7A

Preview Lab

Preview with #A0182C

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

Preview Lab → · Contrast checker → · Palette generator →