#A11F33#A11F33

#A11F33 is a mid, vivid red. Relative luminance 0.088; OKLCH L 46.5% C 0.164 H 18.8°. Best body text is #FFFFFF at 7.61:1 contrast (WCAG AA passes).

Color values

HEX	#A11F33
RGB	rgb(161, 31, 51)
HSL	hsl(351, 68%, 38%)
HSV	hsv(351, 81%, 63%)
CMYK	cmyk(0%, 80.7%, 68.3%, 36.9%)
CIE-LAB	lab(35.59, 52.46, 22.48)
CIE-LCH	lch(35.59, 57.07, 23.19°)
OKLab	oklab(46.53% 0.1554 0.0529)
OKLCH	oklch(46.53% 0.164 18.8)
XYZ	xyz(15.7872, 8.7985, 3.9983)
Luminance	0.0880 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A11F33 #1FA18D

analogous

#A11F74 #A11F33 #A14C1F

triadic

#A11F33 #33A11F #1F33A1

tetradic

#A11F33 #74A11F #1FA18D #4C1FA1

square

#A11F33 #74A11F #1FA18D #4C1FA1

split-complementary

#A11F33 #1FA14C #1F74A1

monochromatic

#3A0B12 #6E1523 #A11F33 #D42943 #DF5B6F

Accessibility & contrast

On white

7.61

#A11F33 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#A11F33 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A11F33

7.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A11F33	#FFFFFF	#000000	##FFFFFF
##A11F33	1.00	7.61	2.76	7.61
#FFFFFF	7.61	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#464233

Deuteranopia (green-blind)

#675D2F

Tritanopia (blue-blind)

#B10028

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #a11f33;
/* rgb */ color: rgb(161, 31, 51);
/* oklch */ color: oklch(46.5% 0.164 18.8);

Tailwind

colors: {
  custom: {
    50: '#c5686a',
    500: '#a11f33',
    950: '#000000',
  },
}

SCSS

$custom: #a11f33;
$custom-light: #c5686a;
$custom-dark: #000000;

JSON

{
  "hex": "#a11f33",
  "rgb": {
    "r": 161,
    "g": 31,
    "b": 51
  },
  "hsl": {
    "h": 350.769,
    "s": 67.708,
    "l": 37.647
  },
  "oklch": {
    "l": 0.46526,
    "c": 0.16419,
    "h": 18.8
  },
  "luminance": 0.08796
}

Semantic roles & 50–950 ramp

primary

#A11F33

secondary

#58C4B3

accent

#EBD03D

background

#FDF6F6

surface

#FAEBEB

border

#D3C6C6

text

#140706

muted

#837A7A

Preview Lab

Preview with #A11F33

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

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