#A11F3A#A11F3A

#A11F3A is a mid, vivid red. Relative luminance 0.089; OKLCH L 46.7% C 0.164 H 15.5°. Best body text is #FFFFFF at 7.57:1 contrast (WCAG AA passes).

Color values

HEX	#A11F3A
RGB	rgb(161, 31, 58)
HSL	hsl(348, 68%, 38%)
HSV	hsv(348, 81%, 63%)
CMYK	cmyk(0%, 80.7%, 64%, 36.9%)
CIE-LAB	lab(35.72, 52.86, 18.17)
CIE-LCH	lch(35.72, 55.90, 18.97°)
OKLab	oklab(46.66% 0.1582 0.0439)
OKLCH	oklch(46.66% 0.164 15.5)
XYZ	xyz(15.9534, 8.8650, 4.8732)
Luminance	0.0886 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A11F3A #1FA186

analogous

#A11F7B #A11F3A #A1451F

triadic

#A11F3A #3AA11F #1F3AA1

tetradic

#A11F3A #7BA11F #1FA186 #451FA1

square

#A11F3A #7BA11F #1FA186 #451FA1

split-complementary

#A11F3A #1FA145 #1F7BA1

monochromatic

#3A0B15 #6E1528 #A11F3A #D4294C #DF5B76

Accessibility & contrast

On white

7.57

#A11F3A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#A11F3A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A11F3A

7.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A11F3A	#FFFFFF	#000000	##FFFFFF
##A11F3A	1.00	7.57	2.77	7.57
#FFFFFF	7.57	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#45433A

Deuteranopia (green-blind)

#665E36

Tritanopia (blue-blind)

#B1002B

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #a11f3a;
/* rgb */ color: rgb(161, 31, 58);
/* oklch */ color: oklch(46.7% 0.164 15.5);

Tailwind

colors: {
  custom: {
    50: '#c4696f',
    500: '#a11f3a',
    950: '#000000',
  },
}

SCSS

$custom: #a11f3a;
$custom-light: #c4696f;
$custom-dark: #000000;

JSON

{
  "hex": "#a11f3a",
  "rgb": {
    "r": 161,
    "g": 31,
    "b": 58
  },
  "hsl": {
    "h": 347.538,
    "s": 67.708,
    "l": 37.647
  },
  "oklch": {
    "l": 0.46664,
    "c": 0.16421,
    "h": 15.5
  },
  "luminance": 0.08863
}

Semantic roles & 50–950 ramp

primary

#A11F3A

secondary

#58C4AD

accent

#EBC73D

background

#FDF6F6

surface

#FAEBEC

border

#D3C6C7

text

#140707

muted

#837A7A

Preview Lab

Preview with #A11F3A

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

Preview Lab → · Contrast checker → · Palette generator →