#A01B27#A01B27

#A01B27 is a mid, vivid red. Relative luminance 0.084; OKLCH L 45.9% C 0.167 H 23.0°. Best body text is #FFFFFF at 7.83:1 contrast (WCAG AA passes).

Color values

HEX	#A01B27
RGB	rgb(160, 27, 39)
HSL	hsl(355, 71%, 37%)
HSV	hsv(355, 83%, 63%)
CMYK	cmyk(0%, 83.1%, 75.6%, 37.3%)
CIE-LAB	lab(34.82, 52.71, 29.02)
CIE-LCH	lch(34.82, 60.16, 28.83°)
OKLab	oklab(45.86% 0.1536 0.0652)
OKLCH	oklch(45.86% 0.167 23)
XYZ	xyz(15.2572, 8.4064, 2.7383)
Luminance	0.0840 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A01B27 #1BA094

analogous

#A01B6A #A01B27 #A0511B

triadic

#A01B27 #27A01B #1B27A0

tetradic

#A01B27 #6AA01B #1BA094 #511BA0

square

#A01B27 #6AA01B #1BA094 #511BA0

split-complementary

#A01B27 #1BA051 #1B6AA0

monochromatic

#37090D #6C121A #A01B27 #D42434 #E25360

Accessibility & contrast

On white

7.83

#A01B27 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#A01B27 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A01B27

7.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A01B27	#FFFFFF	#000000	##FFFFFF
##A01B27	1.00	7.83	2.68	7.83
#FFFFFF	7.83	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#464026

Deuteranopia (green-blind)

#665C22

Tritanopia (blue-blind)

#B00021

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #a01b27;
/* rgb */ color: rgb(160, 27, 39);
/* oklch */ color: oklch(45.9% 0.167 23.0);

Tailwind

colors: {
  custom: {
    50: '#c56761',
    500: '#a01b27',
    950: '#000000',
  },
}

SCSS

$custom: #a01b27;
$custom-light: #c56761;
$custom-dark: #000000;

JSON

{
  "hex": "#a01b27",
  "rgb": {
    "r": 160,
    "g": 27,
    "b": 39
  },
  "hsl": {
    "h": 354.586,
    "s": 71.123,
    "l": 36.667
  },
  "oklch": {
    "l": 0.45855,
    "c": 0.16683,
    "h": 23
  },
  "luminance": 0.08404
}

Semantic roles & 50–950 ramp

primary

#A01B27

secondary

#52C5BB

accent

#EEDE3A

background

#FDF6F5

surface

#FAEBE9

border

#D3C6C5

text

#140705

muted

#837A79

Preview Lab

Preview with #A01B27

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

Preview Lab → · Contrast checker → · Palette generator →