#A1372C#A1372C

#A1372C is a mid, vivid red. Relative luminance 0.105; OKLCH L 48.8% C 0.143 H 29.2°. Best body text is #FFFFFF at 6.78:1 contrast (WCAG AA passes).

Color values

HEX	#A1372C
RGB	rgb(161, 55, 44)
HSL	hsl(6, 57%, 40%)
HSV	hsv(6, 73%, 63%)
CMYK	cmyk(0%, 65.8%, 72.7%, 36.9%)
CIE-LAB	lab(38.71, 43.20, 30.51)
CIE-LCH	lch(38.71, 52.89, 35.23°)
OKLab	oklab(48.82% 0.1245 0.0695)
OKLCH	oklch(48.82% 0.143 29.2)
XYZ	xyz(16.5205, 10.4936, 3.5379)
Luminance	0.1049 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1372C #2C96A1

analogous

#A12C5B #A1372C #A1712C

triadic

#A1372C #2CA137 #372CA1

tetradic

#A1372C #5BA12C #2C96A1 #712CA1

square

#A1372C #5BA12C #2C96A1 #712CA1

split-complementary

#A1372C #2CA171 #2C5BA1

monochromatic

#411612 #71271F #A1372C #CB4D40 #D87970

Accessibility & contrast

On white

6.78

#A1372C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#A1372C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A1372C

6.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1372C	#FFFFFF	#000000	##FFFFFF
##A1372C	1.00	6.78	3.10	6.78
#FFFFFF	6.78	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544D2A

Deuteranopia (green-blind)

#6F6429

Tritanopia (blue-blind)

#B11C35

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #a1372c;
/* rgb */ color: rgb(161, 55, 44);
/* oklch */ color: oklch(48.8% 0.143 29.2);

Tailwind

colors: {
  custom: {
    50: '#c47365',
    500: '#a1372c',
    950: '#000000',
  },
}

SCSS

$custom: #a1372c;
$custom-light: #c47365;
$custom-dark: #000000;

JSON

{
  "hex": "#a1372c",
  "rgb": {
    "r": 161,
    "g": 55,
    "b": 44
  },
  "hsl": {
    "h": 5.641,
    "s": 57.073,
    "l": 40.196
  },
  "oklch": {
    "l": 0.4882,
    "c": 0.14261,
    "h": 29.2
  },
  "luminance": 0.10491
}

Semantic roles & 50–950 ramp

primary

#A1372C

secondary

#6AB7BF

accent

#D2E047

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140806

muted

#837B7A

Preview Lab

Preview with #A1372C

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

Preview Lab → · Contrast checker → · Palette generator →