#A0381A#A0381A

#A0381A is a mid, vivid red. Relative luminance 0.104; OKLCH L 48.6% C 0.144 H 36.2°. Best body text is #FFFFFF at 6.83:1 contrast (WCAG AA passes).

Color values

HEX	#A0381A
RGB	rgb(160, 56, 26)
HSL	hsl(13, 72%, 36%)
HSV	hsv(13, 84%, 63%)
CMYK	cmyk(0%, 65%, 83.8%, 37.3%)
CIE-LAB	lab(38.51, 41.68, 40.08)
CIE-LCH	lch(38.51, 57.82, 43.88°)
OKLab	oklab(48.58% 0.1164 0.0853)
OKLCH	oklch(48.58% 0.144 36.2)
XYZ	xyz(16.0997, 10.3789, 2.1327)
Luminance	0.1038 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A0381A #1A82A0

analogous

#A01A3F #A0381A #A07B1A

triadic

#A0381A #1AA038 #381AA0

tetradic

#A0381A #3FA01A #1A82A0 #7B1AA0

square

#A0381A #3FA01A #1A82A0 #7B1AA0

split-complementary

#A0381A #1AA07B #1A3FA0

monochromatic

#371309 #6B2611 #A0381A #D54A23 #E37252

Accessibility & contrast

On white

6.83

#A0381A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#A0381A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A0381A

6.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A0381A	#FFFFFF	#000000	##FFFFFF
##A0381A	1.00	6.83	3.08	6.83
#FFFFFF	6.83	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#564C15

Deuteranopia (green-blind)

#706315

Tritanopia (blue-blind)

#B01B32

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #a0381a;
/* rgb */ color: rgb(160, 56, 26);
/* oklch */ color: oklch(48.6% 0.144 36.2);

Tailwind

colors: {
  custom: {
    50: '#c47359',
    500: '#a0381a',
    950: '#000000',
  },
}

SCSS

$custom: #a0381a;
$custom-light: #c47359;
$custom-dark: #000000;

JSON

{
  "hex": "#a0381a",
  "rgb": {
    "r": 160,
    "g": 56,
    "b": 26
  },
  "hsl": {
    "h": 13.433,
    "s": 72.043,
    "l": 36.471
  },
  "oklch": {
    "l": 0.48576,
    "c": 0.14432,
    "h": 36.2
  },
  "luminance": 0.10377
}

Semantic roles & 50–950 ramp

primary

#A0381A

secondary

#50ABC5

accent

#C6EF39

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#140804

muted

#837B79

Preview Lab

Preview with #A0381A

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

Preview Lab → · Contrast checker → · Palette generator →