#A11F31#A11F31

#A11F31 is a mid, vivid red. Relative luminance 0.088; OKLCH L 46.5% C 0.164 H 19.7°. Best body text is #FFFFFF at 7.62:1 contrast (WCAG AA passes).

Color values

HEX	#A11F31
RGB	rgb(161, 31, 49)
HSL	hsl(352, 68%, 38%)
HSV	hsv(352, 81%, 63%)
CMYK	cmyk(0%, 80.7%, 69.6%, 36.9%)
CIE-LAB	lab(35.56, 52.36, 23.70)
CIE-LCH	lch(35.56, 57.47, 24.36°)
OKLab	oklab(46.49% 0.1546 0.0554)
OKLCH	oklch(46.49% 0.164 19.7)
XYZ	xyz(15.7441, 8.7812, 3.7711)
Luminance	0.0878 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A11F31 #1FA18F

analogous

#A11F72 #A11F31 #A14E1F

triadic

#A11F31 #31A11F #1F31A1

tetradic

#A11F31 #72A11F #1FA18F #4E1FA1

square

#A11F31 #72A11F #1FA18F #4E1FA1

split-complementary

#A11F31 #1FA14E #1F72A1

monochromatic

#3A0B12 #6E1521 #A11F31 #D42941 #DF5B6D

Accessibility & contrast

On white

7.62

#A11F31 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#A11F31 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A11F31

7.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A11F31	#FFFFFF	#000000	##FFFFFF
##A11F31	1.00	7.62	2.76	7.62
#FFFFFF	7.62	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#474231

Deuteranopia (green-blind)

#675D2D

Tritanopia (blue-blind)

#B10027

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #a11f31;
/* rgb */ color: rgb(161, 31, 49);
/* oklch */ color: oklch(46.5% 0.164 19.7);

Tailwind

colors: {
  custom: {
    50: '#c56869',
    500: '#a11f31',
    950: '#000000',
  },
}

SCSS

$custom: #a11f31;
$custom-light: #c56869;
$custom-dark: #000000;

JSON

{
  "hex": "#a11f31",
  "rgb": {
    "r": 161,
    "g": 31,
    "b": 49
  },
  "hsl": {
    "h": 351.692,
    "s": 67.708,
    "l": 37.647
  },
  "oklch": {
    "l": 0.4649,
    "c": 0.16425,
    "h": 19.7
  },
  "luminance": 0.08779
}

Semantic roles & 50–950 ramp

primary

#A11F31

secondary

#58C4B5

accent

#EBD33D

background

#FDF6F6

surface

#FAEBEB

border

#D3C6C6

text

#140706

muted

#837A7A

Preview Lab

Preview with #A11F31

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

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