#A11F16#A11F16

#A11F16 is a mid, vivid red. Relative luminance 0.086; OKLCH L 46.1% C 0.167 H 29.3°. Best body text is #FFFFFF at 7.71:1 contrast (WCAG AA passes).

Color values

HEX	#A11F16
RGB	rgb(161, 31, 22)
HSL	hsl(4, 76%, 36%)
HSV	hsv(4, 86%, 63%)
CMYK	cmyk(0%, 80.7%, 86.3%, 36.9%)
CIE-LAB	lab(35.24, 51.35, 39.20)
CIE-LCH	lch(35.24, 64.60, 37.36°)
OKLab	oklab(46.15% 0.1456 0.0816)
OKLCH	oklch(46.15% 0.167 29.3)
XYZ	xyz(15.3347, 8.6175, 1.6148)
Luminance	0.0862 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A11F16 #1698A1

analogous

#A11652 #A11F16 #A16416

triadic

#A11F16 #16A11F #1F16A1

tetradic

#A11F16 #52A116 #1698A1 #6416A1

square

#A11F16 #52A116 #1698A1 #6416A1

split-complementary

#A11F16 #16A164 #1652A1

monochromatic

#350A07 #6B150F #A11F16 #D7291D #E6554B

Accessibility & contrast

On white

7.71

#A11F16 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#A11F16 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A11F16

7.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A11F16	#FFFFFF	#000000	##FFFFFF
##A11F16	1.00	7.71	2.72	7.71
#FFFFFF	7.71	1.00	21.00	1.00
#000000	2.72	21.00	1.00	21.00
##FFFFFF	7.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#494113

Deuteranopia (green-blind)

#695D0D

Tritanopia (blue-blind)

#B2001F

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #a11f16;
/* rgb */ color: rgb(161, 31, 22);
/* oklch */ color: oklch(46.1% 0.167 29.3);

Tailwind

colors: {
  custom: {
    50: '#c76855',
    500: '#a11f16',
    950: '#000000',
  },
}

SCSS

$custom: #a11f16;
$custom-light: #c76855;
$custom-dark: #000000;

JSON

{
  "hex": "#a11f16",
  "rgb": {
    "r": 161,
    "g": 31,
    "b": 22
  },
  "hsl": {
    "h": 3.885,
    "s": 75.956,
    "l": 35.882
  },
  "oklch": {
    "l": 0.46148,
    "c": 0.1669,
    "h": 29.3
  },
  "luminance": 0.08615
}

Semantic roles & 50–950 ramp

primary

#A11F16

secondary

#4BC0C8

accent

#E6F335

background

#FDF6F5

surface

#FAEBE9

border

#D3C6C5

text

#150703

muted

#837A78

Preview Lab

Preview with #A11F16

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

Preview Lab → · Contrast checker → · Palette generator →