#A1271B#A1271B

#A1271B is a mid, vivid red. Relative luminance 0.091; OKLCH L 46.9% C 0.160 H 29.9°. Best body text is #FFFFFF at 7.44:1 contrast (WCAG AA passes).

Color values

HEX	#A1271B
RGB	rgb(161, 39, 27)
HSL	hsl(5, 71%, 37%)
HSV	hsv(5, 83%, 63%)
CMYK	cmyk(0%, 75.8%, 83.2%, 36.9%)
CIE-LAB	lab(36.19, 48.92, 37.46)
CIE-LCH	lch(36.19, 61.61, 37.45°)
OKLab	oklab(46.87% 0.1389 0.0798)
OKLCH	oklch(46.87% 0.16 29.9)
XYZ	xyz(15.6232, 9.1097, 1.9724)
Luminance	0.0911 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1271B #1B95A1

analogous

#A11B52 #A1271B #A16A1B

triadic

#A1271B #1BA127 #271BA1

tetradic

#A1271B #52A11B #1B95A1 #6A1BA1

square

#A1271B #52A11B #1B95A1 #6A1BA1

split-complementary

#A1271B #1BA16A #1B52A1

monochromatic

#380E09 #6D1A12 #A1271B #D53424 #E26154

Accessibility & contrast

On white

7.44

#A1271B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#A1271B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A1271B

7.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1271B	#FFFFFF	#000000	##FFFFFF
##A1271B	1.00	7.44	2.82	7.44
#FFFFFF	7.44	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D4418

Deuteranopia (green-blind)

#6B5F15

Tritanopia (blue-blind)

#B20026

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #a1271b;
/* rgb */ color: rgb(161, 39, 27);
/* oklch */ color: oklch(46.9% 0.160 29.9);

Tailwind

colors: {
  custom: {
    50: '#c66b59',
    500: '#a1271b',
    950: '#000000',
  },
}

SCSS

$custom: #a1271b;
$custom-light: #c66b59;
$custom-dark: #000000;

JSON

{
  "hex": "#a1271b",
  "rgb": {
    "r": 161,
    "g": 39,
    "b": 27
  },
  "hsl": {
    "h": 5.373,
    "s": 71.277,
    "l": 36.863
  },
  "oklch": {
    "l": 0.46874,
    "c": 0.16021,
    "h": 29.9
  },
  "luminance": 0.09107
}

Semantic roles & 50–950 ramp

primary

#A1271B

secondary

#52BBC5

accent

#DEEE3A

background

#FDF6F5

surface

#FAECE9

border

#D3C7C5

text

#150703

muted

#837A78

Preview Lab

Preview with #A1271B

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

Preview Lab → · Contrast checker → · Palette generator →