#A12B10#A12B10

#A12B10 is a mid, vivid red. Relative luminance 0.093; OKLCH L 47.2% C 0.158 H 33.8°. Best body text is #FFFFFF at 7.32:1 contrast (WCAG AA passes).

Color values

HEX	#A12B10
RGB	rgb(161, 43, 16)
HSL	hsl(11, 82%, 35%)
HSV	hsv(11, 90%, 63%)
CMYK	cmyk(0%, 73.3%, 90.1%, 36.9%)
CIE-LAB	lab(36.64, 47.20, 43.14)
CIE-LCH	lch(36.64, 63.94, 42.43°)
OKLab	oklab(47.18% 0.1318 0.088)
OKLCH	oklch(47.18% 0.158 33.8)
XYZ	xyz(15.6573, 9.3447, 1.4694)
Luminance	0.0934 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A12B10 #1086A1

analogous

#A1103E #A12B10 #A17310

triadic

#A12B10 #10A12B #2B10A1

tetradic

#A12B10 #3EA110 #1086A1 #7310A1

square

#A12B10 #3EA110 #1086A1 #7310A1

split-complementary

#A12B10 #10A173 #103EA1

monochromatic

#320D05 #691C0A #A12B10 #D93A16 #EC603F

Accessibility & contrast

On white

7.32

#A12B10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#A12B10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A12B10

7.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A12B10	#FFFFFF	#000000	##FFFFFF
##A12B10	1.00	7.32	2.87	7.32
#FFFFFF	7.32	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F450A

Deuteranopia (green-blind)

#6C6006

Tritanopia (blue-blind)

#B20027

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #a12b10;
/* rgb */ color: rgb(161, 43, 16);
/* oklch */ color: oklch(47.2% 0.158 33.8);

Tailwind

colors: {
  custom: {
    50: '#c66d53',
    500: '#a12b10',
    950: '#000000',
  },
}

SCSS

$custom: #a12b10;
$custom-light: #c66d53;
$custom-dark: #000000;

JSON

{
  "hex": "#a12b10",
  "rgb": {
    "r": 161,
    "g": 43,
    "b": 16
  },
  "hsl": {
    "h": 11.172,
    "s": 81.921,
    "l": 34.706
  },
  "oklch": {
    "l": 0.47182,
    "c": 0.15847,
    "h": 33.8
  },
  "luminance": 0.09342
}

Semantic roles & 50–950 ramp

primary

#A12B10

secondary

#41B2CC

accent

#D3F830

background

#FDF6F4

surface

#FAECE7

border

#D3C7C3

text

#150702

muted

#837A78

Preview Lab

Preview with #A12B10

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

Preview Lab → · Contrast checker → · Palette generator →