#A01C28#A01C28

#A01C28 is a mid, vivid red. Relative luminance 0.085; OKLCH L 45.9% C 0.166 H 22.8°. Best body text is #FFFFFF at 7.80:1 contrast (WCAG AA passes).

Color values

HEX	#A01C28
RGB	rgb(160, 28, 40)
HSL	hsl(355, 70%, 37%)
HSV	hsv(355, 83%, 63%)
CMYK	cmyk(0%, 82.5%, 75%, 37.3%)
CIE-LAB	lab(34.92, 52.48, 28.52)
CIE-LCH	lch(34.92, 59.73, 28.52°)
OKLab	oklab(45.94% 0.1531 0.0643)
OKLCH	oklch(45.94% 0.166 22.8)
XYZ	xyz(15.2973, 8.4597, 2.8345)
Luminance	0.0846 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A01C28 #1CA094

analogous

#A01C6A #A01C28 #A0521C

triadic

#A01C28 #28A01C #1C28A0

tetradic

#A01C28 #6AA01C #1CA094 #521CA0

square

#A01C28 #6AA01C #1CA094 #521CA0

split-complementary

#A01C28 #1CA052 #1C6AA0

monochromatic

#380A0E #6C131B #A01C28 #D42535 #E15562

Accessibility & contrast

On white

7.80

#A01C28 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#A01C28 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A01C28

7.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A01C28	#FFFFFF	#000000	##FFFFFF
##A01C28	1.00	7.80	2.69	7.80
#FFFFFF	7.80	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#464027

Deuteranopia (green-blind)

#675C23

Tritanopia (blue-blind)

#B00022

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #a01c28;
/* rgb */ color: rgb(160, 28, 40);
/* oklch */ color: oklch(45.9% 0.166 22.8);

Tailwind

colors: {
  custom: {
    50: '#c56762',
    500: '#a01c28',
    950: '#000000',
  },
}

SCSS

$custom: #a01c28;
$custom-light: #c56762;
$custom-dark: #000000;

JSON

{
  "hex": "#a01c28",
  "rgb": {
    "r": 160,
    "g": 28,
    "b": 40
  },
  "hsl": {
    "h": 354.545,
    "s": 70.213,
    "l": 36.863
  },
  "oklch": {
    "l": 0.45939,
    "c": 0.16606,
    "h": 22.8
  },
  "luminance": 0.08457
}

Semantic roles & 50–950 ramp

primary

#A01C28

secondary

#53C4BA

accent

#EDDD3B

background

#FDF6F5

surface

#FAEBEA

border

#D3C6C6

text

#140705

muted

#837A79

Preview Lab

Preview with #A01C28

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

Preview Lab → · Contrast checker → · Palette generator →