#A11C24#A11C24

#A11C24 is a mid, vivid red. Relative luminance 0.085; OKLCH L 46.1% C 0.167 H 24.4°. Best body text is #FFFFFF at 7.76:1 contrast (WCAG AA passes).

Color values

HEX	#A11C24
RGB	rgb(161, 28, 36)
HSL	hsl(356, 70%, 37%)
HSV	hsv(356, 83%, 63%)
CMYK	cmyk(0%, 82.6%, 77.6%, 36.9%)
CIE-LAB	lab(35.08, 52.62, 31.19)
CIE-LCH	lch(35.08, 61.17, 30.66°)
OKLab	oklab(46.07% 0.1525 0.069)
OKLCH	oklch(46.07% 0.167 24.4)
XYZ	xyz(15.4335, 8.5374, 2.5040)
Luminance	0.0853 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A11C24 #1CA199

analogous

#A11C67 #A11C24 #A1571C

triadic

#A11C24 #24A11C #1C24A1

tetradic

#A11C24 #67A11C #1CA199 #571CA1

square

#A11C24 #67A11C #1CA199 #571CA1

split-complementary

#A11C24 #1CA157 #1C67A1

monochromatic

#390A0D #6D1318 #A11C24 #D52530 #E2565E

Accessibility & contrast

On white

7.76

#A11C24 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#A11C24 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A11C24

7.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A11C24	#FFFFFF	#000000	##FFFFFF
##A11C24	1.00	7.76	2.71	7.76
#FFFFFF	7.76	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#474023

Deuteranopia (green-blind)

#675D1F

Tritanopia (blue-blind)

#B20021

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #a11c24;
/* rgb */ color: rgb(161, 28, 36);
/* oklch */ color: oklch(46.1% 0.167 24.4);

Tailwind

colors: {
  custom: {
    50: '#c6675f',
    500: '#a11c24',
    950: '#000000',
  },
}

SCSS

$custom: #a11c24;
$custom-light: #c6675f;
$custom-dark: #000000;

JSON

{
  "hex": "#a11c24",
  "rgb": {
    "r": 161,
    "g": 28,
    "b": 36
  },
  "hsl": {
    "h": 356.391,
    "s": 70.37,
    "l": 37.059
  },
  "oklch": {
    "l": 0.46074,
    "c": 0.16737,
    "h": 24.4
  },
  "luminance": 0.08535
}

Semantic roles & 50–950 ramp

primary

#A11C24

secondary

#54C5BE

accent

#EDE23B

background

#FDF6F5

surface

#FAEBE9

border

#D3C6C5

text

#150704

muted

#837A79

Preview Lab

Preview with #A11C24

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

Preview Lab → · Contrast checker → · Palette generator →