#A11E1E#A11E1E

#A11E1E is a mid, vivid red. Relative luminance 0.086; OKLCH L 46.1% C 0.167 H 26.8°. Best body text is #FFFFFF at 7.72:1 contrast (WCAG AA passes).

Color values

HEX	#A11E1E
RGB	rgb(161, 30, 30)
HSL	hsl(0, 69%, 37%)
HSV	hsv(0, 81%, 63%)
CMYK	cmyk(0%, 81.4%, 81.4%, 36.9%)
CIE-LAB	lab(35.21, 51.86, 34.84)
CIE-LCH	lch(35.21, 62.48, 33.90°)
OKLab	oklab(46.15% 0.1488 0.0751)
OKLCH	oklch(46.15% 0.167 26.8)
XYZ	xyz(15.3985, 8.6019, 2.0776)
Luminance	0.0860 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A11E1E #1EA1A1

analogous

#A11E60 #A11E1E #A1601E

triadic

#A11E1E #1EA11E #1E1EA1

tetradic

#A11E1E #60A11E #1EA1A1 #601EA1

square

#A11E1E #60A11E #1EA1A1 #601EA1

split-complementary

#A11E1E #1EA160 #1E60A1

monochromatic

#3A0B0B #6D1414 #A11E1E #D52828 #E05959

Accessibility & contrast

On white

7.72

#A11E1E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#A11E1E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A11E1E

7.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A11E1E	#FFFFFF	#000000	##FFFFFF
##A11E1E	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)

#48411C

Deuteranopia (green-blind)

#685D18

Tritanopia (blue-blind)

#B20020

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #a11e1e;
/* rgb */ color: rgb(161, 30, 30);
/* oklch */ color: oklch(46.1% 0.167 26.8);

Tailwind

colors: {
  custom: {
    50: '#c6685b',
    500: '#a11e1e',
    950: '#000000',
  },
}

SCSS

$custom: #a11e1e;
$custom-light: #c6685b;
$custom-dark: #000000;

JSON

{
  "hex": "#a11e1e",
  "rgb": {
    "r": 161,
    "g": 30,
    "b": 30
  },
  "hsl": {
    "h": 0,
    "s": 68.586,
    "l": 37.451
  },
  "oklch": {
    "l": 0.46148,
    "c": 0.16664,
    "h": 26.8
  },
  "luminance": 0.08599
}

Semantic roles & 50–950 ramp

primary

#A11E1E

secondary

#57C4C4

accent

#EBEB3C

background

#FDF6F5

surface

#FAEBE9

border

#D3C6C5

text

#150704

muted

#837A79

Preview Lab

Preview with #A11E1E

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

Preview Lab → · Contrast checker → · Palette generator →