#A1271E#A1271E

#A1271E is a mid, vivid red. Relative luminance 0.091; OKLCH L 46.9% C 0.160 H 29.0°. Best body text is #FFFFFF at 7.44:1 contrast (WCAG AA passes).

Color values

HEX	#A1271E
RGB	rgb(161, 39, 30)
HSL	hsl(4, 69%, 37%)
HSV	hsv(4, 81%, 63%)
CMYK	cmyk(0%, 75.8%, 81.4%, 36.9%)
CIE-LAB	lab(36.22, 49.01, 35.86)
CIE-LCH	lch(36.22, 60.73, 36.19°)
OKLab	oklab(46.9% 0.1398 0.0773)
OKLCH	oklch(46.9% 0.16 29)
XYZ	xyz(15.6597, 9.1243, 2.1647)
Luminance	0.0912 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1271E #1E98A1

analogous

#A11E57 #A1271E #A1681E

triadic

#A1271E #1EA127 #271EA1

tetradic

#A1271E #57A11E #1E98A1 #681EA1

square

#A1271E #57A11E #1E98A1 #681EA1

split-complementary

#A1271E #1EA168 #1E57A1

monochromatic

#3A0E0B #6D1B14 #A1271E #D53328 #E06359

Accessibility & contrast

On white

7.44

#A1271E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#A1271E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A1271E

7.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1271E	#FFFFFF	#000000	##FFFFFF
##A1271E	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)

#4C441C

Deuteranopia (green-blind)

#6A5F18

Tritanopia (blue-blind)

#B20026

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #a1271e;
/* rgb */ color: rgb(161, 39, 30);
/* oklch */ color: oklch(46.9% 0.160 29.0);

Tailwind

colors: {
  custom: {
    50: '#c66b5b',
    500: '#a1271e',
    950: '#000000',
  },
}

SCSS

$custom: #a1271e;
$custom-light: #c66b5b;
$custom-dark: #000000;

JSON

{
  "hex": "#a1271e",
  "rgb": {
    "r": 161,
    "g": 39,
    "b": 30
  },
  "hsl": {
    "h": 4.122,
    "s": 68.586,
    "l": 37.451
  },
  "oklch": {
    "l": 0.46904,
    "c": 0.15978,
    "h": 29
  },
  "luminance": 0.09122
}

Semantic roles & 50–950 ramp

primary

#A1271E

secondary

#57BCC4

accent

#DFEB3C

background

#FDF6F5

surface

#FAECE9

border

#D3C7C5

text

#150704

muted

#837A79

Preview Lab

Preview with #A1271E

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

Preview Lab → · Contrast checker → · Palette generator →