#A01816#A01816

#A01816 is a mid, vivid red. Relative luminance 0.082; OKLCH L 45.5% C 0.170 H 27.9°. Best body text is #FFFFFF at 7.96:1 contrast (WCAG AA passes).

Color values

HEX	#A01816
RGB	rgb(160, 24, 22)
HSL	hsl(1, 76%, 36%)
HSV	hsv(1, 86%, 63%)
CMYK	cmyk(0%, 85%, 86.3%, 37.3%)
CIE-LAB	lab(34.37, 52.91, 38.36)
CIE-LCH	lch(34.37, 65.36, 35.94°)
OKLab	oklab(45.47% 0.1506 0.0798)
OKLCH	oklch(45.47% 0.17 27.9)
XYZ	xyz(14.9706, 8.1873, 1.5510)
Luminance	0.0819 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A01816 #169EA0

analogous

#A01659 #A01816 #A05D16

triadic

#A01816 #16A018 #1816A0

tetradic

#A01816 #59A016 #169EA0 #5D16A0

square

#A01816 #59A016 #169EA0 #5D16A0

split-complementary

#A01816 #16A05D #1659A0

monochromatic

#340807 #6A100F #A01816 #D6201D #E64D4A

Accessibility & contrast

On white

7.96

#A01816 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#A01816 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A01816

7.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A01816	#FFFFFF	#000000	##FFFFFF
##A01816	1.00	7.96	2.64	7.96
#FFFFFF	7.96	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#463E13

Deuteranopia (green-blind)

#675B0D

Tritanopia (blue-blind)

#B1001A

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #a01816;
/* rgb */ color: rgb(160, 24, 22);
/* oklch */ color: oklch(45.5% 0.170 27.9);

Tailwind

colors: {
  custom: {
    50: '#c66555',
    500: '#a01816',
    950: '#000000',
  },
}

SCSS

$custom: #a01816;
$custom-light: #c66555;
$custom-dark: #000000;

JSON

{
  "hex": "#a01816",
  "rgb": {
    "r": 160,
    "g": 24,
    "b": 22
  },
  "hsl": {
    "h": 0.87,
    "s": 75.824,
    "l": 35.686
  },
  "oklch": {
    "l": 0.45468,
    "c": 0.17044,
    "h": 27.9
  },
  "luminance": 0.08185
}

Semantic roles & 50–950 ramp

primary

#A01816

secondary

#4AC6C8

accent

#F0F235

background

#FDF6F5

surface

#FAEBE9

border

#D3C6C5

text

#150603

muted

#837A78

Preview Lab

Preview with #A01816

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

Preview Lab → · Contrast checker → · Palette generator →