#A12B11#A12B11

#A12B11 is a mid, vivid red. Relative luminance 0.093; OKLCH L 47.2% C 0.158 H 33.5°. Best body text is #FFFFFF at 7.32:1 contrast (WCAG AA passes).

Color values

HEX	#A12B11
RGB	rgb(161, 43, 17)
HSL	hsl(11, 81%, 35%)
HSV	hsv(11, 89%, 63%)
CMYK	cmyk(0%, 73.3%, 89.4%, 36.9%)
CIE-LAB	lab(36.65, 47.22, 42.72)
CIE-LCH	lch(36.65, 63.67, 42.14°)
OKLab	oklab(47.19% 0.132 0.0875)
OKLCH	oklch(47.19% 0.158 33.5)
XYZ	xyz(15.6649, 9.3478, 1.5097)
Luminance	0.0935 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A12B11 #1187A1

analogous

#A1113F #A12B11 #A17311

triadic

#A12B11 #11A12B #2B11A1

tetradic

#A12B11 #3FA111 #1187A1 #7311A1

square

#A12B11 #3FA111 #1187A1 #7311A1

split-complementary

#A12B11 #11A173 #113FA1

monochromatic

#320D05 #6A1C0B #A12B11 #D83A17 #EB6041

Accessibility & contrast

On white

7.32

#A12B11 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#A12B11 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A12B11

7.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A12B11	#FFFFFF	#000000	##FFFFFF
##A12B11	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)

#4F450B

Deuteranopia (green-blind)

#6C6007

Tritanopia (blue-blind)

#B20027

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #a12b11;
/* rgb */ color: rgb(161, 43, 17);
/* oklch */ color: oklch(47.2% 0.158 33.5);

Tailwind

colors: {
  custom: {
    50: '#c66d53',
    500: '#a12b11',
    950: '#000000',
  },
}

SCSS

$custom: #a12b11;
$custom-light: #c66d53;
$custom-dark: #000000;

JSON

{
  "hex": "#a12b11",
  "rgb": {
    "r": 161,
    "g": 43,
    "b": 17
  },
  "hsl": {
    "h": 10.833,
    "s": 80.899,
    "l": 34.902
  },
  "oklch": {
    "l": 0.47188,
    "c": 0.15833,
    "h": 33.5
  },
  "luminance": 0.09345
}

Semantic roles & 50–950 ramp

primary

#A12B11

secondary

#43B2CB

accent

#D3F731

background

#FDF6F4

surface

#FAECE7

border

#D3C7C3

text

#150703

muted

#837A78

Preview Lab

Preview with #A12B11

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

Preview Lab → · Contrast checker → · Palette generator →