#A12B1B#A12B1B

#A12B1B is a mid, vivid red. Relative luminance 0.094; OKLCH L 47.3% C 0.157 H 31.0°. Best body text is #FFFFFF at 7.30:1 contrast (WCAG AA passes).

Color values

HEX	#A12B1B
RGB	rgb(161, 43, 27)
HSL	hsl(7, 71%, 37%)
HSV	hsv(7, 83%, 63%)
CMYK	cmyk(0%, 73.3%, 83.2%, 36.9%)
CIE-LAB	lab(36.72, 47.47, 37.96)
CIE-LCH	lch(36.72, 60.78, 38.65°)
OKLab	oklab(47.27% 0.1344 0.0809)
OKLCH	oklch(47.27% 0.157 31)
XYZ	xyz(15.7615, 9.3864, 2.0185)
Luminance	0.0938 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A12B1B #1B91A1

analogous

#A11B4E #A12B1B #A16E1B

triadic

#A12B1B #1BA12B #2B1BA1

tetradic

#A12B1B #4EA11B #1B91A1 #6E1BA1

square

#A12B1B #4EA11B #1B91A1 #6E1BA1

split-complementary

#A12B1B #1BA16E #1B4EA1

monochromatic

#380F09 #6D1D12 #A12B1B #D53924 #E26554

Accessibility & contrast

On white

7.30

#A12B1B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.88

#A12B1B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A12B1B

7.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A12B1B	#FFFFFF	#000000	##FFFFFF
##A12B1B	1.00	7.30	2.88	7.30
#FFFFFF	7.30	1.00	21.00	1.00
#000000	2.88	21.00	1.00	21.00
##FFFFFF	7.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4618

Deuteranopia (green-blind)

#6C6015

Tritanopia (blue-blind)

#B20029

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #a12b1b;
/* rgb */ color: rgb(161, 43, 27);
/* oklch */ color: oklch(47.3% 0.157 31.0);

Tailwind

colors: {
  custom: {
    50: '#c66d59',
    500: '#a12b1b',
    950: '#000000',
  },
}

SCSS

$custom: #a12b1b;
$custom-light: #c66d59;
$custom-dark: #000000;

JSON

{
  "hex": "#a12b1b",
  "rgb": {
    "r": 161,
    "g": 43,
    "b": 27
  },
  "hsl": {
    "h": 7.164,
    "s": 71.277,
    "l": 36.863
  },
  "oklch": {
    "l": 0.47265,
    "c": 0.15687,
    "h": 31
  },
  "luminance": 0.09384
}

Semantic roles & 50–950 ramp

primary

#A12B1B

secondary

#52B8C5

accent

#D9EE3A

background

#FDF6F5

surface

#FAECE9

border

#D3C7C5

text

#150703

muted

#837A78

Preview Lab

Preview with #A12B1B

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

Preview Lab → · Contrast checker → · Palette generator →