#A11919#A11919

#A11919 is a mid, vivid red. Relative luminance 0.083; OKLCH L 45.8% C 0.170 H 27.3°. Best body text is #FFFFFF at 7.87:1 contrast (WCAG AA passes).

Color values

HEX	#A11919
RGB	rgb(161, 25, 25)
HSL	hsl(0, 73%, 36%)
HSV	hsv(0, 84%, 63%)
CMYK	cmyk(0%, 84.5%, 84.5%, 36.9%)
CIE-LAB	lab(34.69, 53.04, 37.13)
CIE-LCH	lch(34.69, 64.74, 35.00°)
OKLab	oklab(45.75% 0.1515 0.0782)
OKLCH	oklch(45.75% 0.17 27.3)
XYZ	xyz(15.2230, 8.3450, 1.7287)
Luminance	0.0834 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A11919 #19A1A1

analogous

#A1195D #A11919 #A15D19

triadic

#A11919 #19A119 #1919A1

tetradic

#A11919 #5DA119 #19A1A1 #5D19A1

square

#A11919 #5DA119 #19A1A1 #5D19A1

split-complementary

#A11919 #19A15D #195DA1

monochromatic

#370909 #6C1111 #A11919 #D62121 #E45050

Accessibility & contrast

On white

7.87

#A11919 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#A11919 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A11919

7.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A11919	#FFFFFF	#000000	##FFFFFF
##A11919	1.00	7.87	2.67	7.87
#FFFFFF	7.87	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#473F17

Deuteranopia (green-blind)

#685C11

Tritanopia (blue-blind)

#B2001C

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #a11919;
/* rgb */ color: rgb(161, 25, 25);
/* oklch */ color: oklch(45.8% 0.170 27.3);

Tailwind

colors: {
  custom: {
    50: '#c76657',
    500: '#a11919',
    950: '#000000',
  },
}

SCSS

$custom: #a11919;
$custom-light: #c76657;
$custom-dark: #000000;

JSON

{
  "hex": "#a11919",
  "rgb": {
    "r": 161,
    "g": 25,
    "b": 25
  },
  "hsl": {
    "h": 0,
    "s": 73.118,
    "l": 36.471
  },
  "oklch": {
    "l": 0.45751,
    "c": 0.17046,
    "h": 27.3
  },
  "luminance": 0.08343
}

Semantic roles & 50–950 ramp

primary

#A11919

secondary

#4FC6C6

accent

#F0F038

background

#FDF6F5

surface

#FAEBE9

border

#D3C6C5

text

#150703

muted

#837A78

Preview Lab

Preview with #A11919

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

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