#A12B18#A12B18

#A12B18 is a mid, vivid red. Relative luminance 0.094; OKLCH L 47.2% C 0.157 H 31.9°. Best body text is #FFFFFF at 7.31:1 contrast (WCAG AA passes).

Color values

HEX	#A12B18
RGB	rgb(161, 43, 24)
HSL	hsl(8, 74%, 36%)
HSV	hsv(8, 85%, 63%)
CMYK	cmyk(0%, 73.3%, 85.1%, 36.9%)
CIE-LAB	lab(36.69, 47.38, 39.48)
CIE-LCH	lch(36.69, 61.67, 39.80°)
OKLab	oklab(47.24% 0.1336 0.0831)
OKLCH	oklch(47.24% 0.157 31.9)
XYZ	xyz(15.7286, 9.3732, 1.8450)
Luminance	0.0937 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A12B18 #188EA1

analogous

#A1184A #A12B18 #A17018

triadic

#A12B18 #18A12B #2B18A1

tetradic

#A12B18 #4AA118 #188EA1 #7018A1

square

#A12B18 #4AA118 #188EA1 #7018A1

split-complementary

#A12B18 #18A170 #184AA1

monochromatic

#360F08 #6C1D10 #A12B18 #D63920 #E5634F

Accessibility & contrast

On white

7.31

#A12B18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#A12B18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A12B18

7.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A12B18	#FFFFFF	#000000	##FFFFFF
##A12B18	1.00	7.31	2.87	7.31
#FFFFFF	7.31	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4614

Deuteranopia (green-blind)

#6C6011

Tritanopia (blue-blind)

#B20028

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #a12b18;
/* rgb */ color: rgb(161, 43, 24);
/* oklch */ color: oklch(47.2% 0.157 31.9);

Tailwind

colors: {
  custom: {
    50: '#c66d57',
    500: '#a12b18',
    950: '#000000',
  },
}

SCSS

$custom: #a12b18;
$custom-light: #c66d57;
$custom-dark: #000000;

JSON

{
  "hex": "#a12b18",
  "rgb": {
    "r": 161,
    "g": 43,
    "b": 24
  },
  "hsl": {
    "h": 8.321,
    "s": 74.054,
    "l": 36.275
  },
  "oklch": {
    "l": 0.47239,
    "c": 0.15734,
    "h": 31.9
  },
  "luminance": 0.09371
}

Semantic roles & 50–950 ramp

primary

#A12B18

secondary

#4EB6C7

accent

#D7F137

background

#FDF6F5

surface

#FAECE9

border

#D3C7C5

text

#150703

muted

#837A78

Preview Lab

Preview with #A12B18

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

Preview Lab → · Contrast checker → · Palette generator →