#A01727#A01727

#A01727 is a mid, vivid red. Relative luminance 0.082; OKLCH L 45.6% C 0.169 H 22.3°. Best body text is #FFFFFF at 7.93:1 contrast (WCAG AA passes).

Color values

HEX	#A01727
RGB	rgb(160, 23, 39)
HSL	hsl(353, 75%, 36%)
HSV	hsv(353, 86%, 63%)
CMYK	cmyk(0%, 85.6%, 75.6%, 37.3%)
CIE-LAB	lab(34.47, 53.69, 28.62)
CIE-LCH	lch(34.47, 60.84, 28.06°)
OKLab	oklab(45.6% 0.1567 0.0643)
OKLCH	oklch(45.6% 0.169 22.3)
XYZ	xyz(15.1716, 8.2353, 2.7098)
Luminance	0.0823 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A01727 #17A090

analogous

#A0176B #A01727 #A04C17

triadic

#A01727 #27A017 #1727A0

tetradic

#A01727 #6BA017 #17A090 #4C17A0

square

#A01727 #6BA017 #17A090 #4C17A0

split-complementary

#A01727 #17A04C #176BA0

monochromatic

#35080D #6A0F1A #A01727 #D61F34 #E54C5E

Accessibility & contrast

On white

7.93

#A01727 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#A01727 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A01727

7.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A01727	#FFFFFF	#000000	##FFFFFF
##A01727	1.00	7.93	2.65	7.93
#FFFFFF	7.93	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#443F26

Deuteranopia (green-blind)

#665B22

Tritanopia (blue-blind)

#B1001F

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #a01727;
/* rgb */ color: rgb(160, 23, 39);
/* oklch */ color: oklch(45.6% 0.169 22.3);

Tailwind

colors: {
  custom: {
    50: '#c56561',
    500: '#a01727',
    950: '#000000',
  },
}

SCSS

$custom: #a01727;
$custom-light: #c56561;
$custom-dark: #000000;

JSON

{
  "hex": "#a01727",
  "rgb": {
    "r": 160,
    "g": 23,
    "b": 39
  },
  "hsl": {
    "h": 352.993,
    "s": 74.863,
    "l": 35.882
  },
  "oklch": {
    "l": 0.45598,
    "c": 0.16941,
    "h": 22.3
  },
  "luminance": 0.08233
}

Semantic roles & 50–950 ramp

primary

#A01727

secondary

#4CC7B9

accent

#F1DC36

background

#FDF6F5

surface

#FAEBE9

border

#D3C6C5

text

#150605

muted

#837A79

Preview Lab

Preview with #A01727

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

Preview Lab → · Contrast checker → · Palette generator →