#A11E1F#A11E1F

#A11E1F is a mid, vivid red. Relative luminance 0.086; OKLCH L 46.2% C 0.167 H 26.5°. Best body text is #FFFFFF at 7.72:1 contrast (WCAG AA passes).

Color values

HEX	#A11E1F
RGB	rgb(161, 30, 31)
HSL	hsl(360, 69%, 37%)
HSV	hsv(360, 81%, 63%)
CMYK	cmyk(0%, 81.4%, 80.7%, 36.9%)
CIE-LAB	lab(35.22, 51.89, 34.28)
CIE-LCH	lch(35.22, 62.19, 33.45°)
OKLab	oklab(46.16% 0.1491 0.0742)
OKLCH	oklch(46.16% 0.167 26.5)
XYZ	xyz(15.4114, 8.6070, 2.1459)
Luminance	0.0861 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A11E1F #1EA1A0

analogous

#A11E61 #A11E1F #A15F1E

triadic

#A11E1F #1FA11E #1E1FA1

tetradic

#A11E1F #61A11E #1EA1A0 #5F1EA1

square

#A11E1F #61A11E #1EA1A0 #5F1EA1

split-complementary

#A11E1F #1EA15F #1E61A1

monochromatic

#3A0B0B #6D1415 #A11E1F #D52829 #E0595A

Accessibility & contrast

On white

7.72

#A11E1F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#A11E1F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A11E1F

7.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A11E1F	#FFFFFF	#000000	##FFFFFF
##A11E1F	1.00	7.72	2.72	7.72
#FFFFFF	7.72	1.00	21.00	1.00
#000000	2.72	21.00	1.00	21.00
##FFFFFF	7.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#48411D

Deuteranopia (green-blind)

#685D19

Tritanopia (blue-blind)

#B20021

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #a11e1f;
/* rgb */ color: rgb(161, 30, 31);
/* oklch */ color: oklch(46.2% 0.167 26.5);

Tailwind

colors: {
  custom: {
    50: '#c6685b',
    500: '#a11e1f',
    950: '#000000',
  },
}

SCSS

$custom: #a11e1f;
$custom-light: #c6685b;
$custom-dark: #000000;

JSON

{
  "hex": "#a11e1f",
  "rgb": {
    "r": 161,
    "g": 30,
    "b": 31
  },
  "hsl": {
    "h": 359.542,
    "s": 68.586,
    "l": 37.451
  },
  "oklch": {
    "l": 0.46159,
    "c": 0.16652,
    "h": 26.5
  },
  "luminance": 0.08605
}

Semantic roles & 50–950 ramp

primary

#A11E1F

secondary

#57C4C3

accent

#EBEA3C

background

#FDF6F5

surface

#FAEBE9

border

#D3C6C5

text

#150704

muted

#837A79

Preview Lab

Preview with #A11E1F

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

Preview Lab → · Contrast checker → · Palette generator →