#A0381C#A0381C

#A0381C is a mid, vivid red. Relative luminance 0.104; OKLCH L 48.6% C 0.144 H 35.6°. Best body text is #FFFFFF at 6.82:1 contrast (WCAG AA passes).

Color values

HEX	#A0381C
RGB	rgb(160, 56, 28)
HSL	hsl(13, 70%, 37%)
HSV	hsv(13, 83%, 63%)
CMYK	cmyk(0%, 65%, 82.5%, 37.3%)
CIE-LAB	lab(38.53, 41.74, 39.10)
CIE-LCH	lch(38.53, 57.19, 43.13°)
OKLab	oklab(48.59% 0.1169 0.0839)
OKLCH	oklch(48.59% 0.144 35.6)
XYZ	xyz(16.1228, 10.3881, 2.2545)
Luminance	0.1039 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A0381C #1C84A0

analogous

#A01C42 #A0381C #A07A1C

triadic

#A0381C #1CA038 #381CA0

tetradic

#A0381C #42A01C #1C84A0 #7A1CA0

square

#A0381C #42A01C #1C84A0 #7A1CA0

split-complementary

#A0381C #1CA07A #1C42A0

monochromatic

#38140A #6C2613 #A0381C #D44A25 #E17355

Accessibility & contrast

On white

6.82

#A0381C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#A0381C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A0381C

6.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A0381C	#FFFFFF	#000000	##FFFFFF
##A0381C	1.00	6.82	3.08	6.82
#FFFFFF	6.82	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#564C18

Deuteranopia (green-blind)

#706317

Tritanopia (blue-blind)

#B01B33

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #a0381c;
/* rgb */ color: rgb(160, 56, 28);
/* oklch */ color: oklch(48.6% 0.144 35.6);

Tailwind

colors: {
  custom: {
    50: '#c4735b',
    500: '#a0381c',
    950: '#000000',
  },
}

SCSS

$custom: #a0381c;
$custom-light: #c4735b;
$custom-dark: #000000;

JSON

{
  "hex": "#a0381c",
  "rgb": {
    "r": 160,
    "g": 56,
    "b": 28
  },
  "hsl": {
    "h": 12.727,
    "s": 70.213,
    "l": 36.863
  },
  "oklch": {
    "l": 0.48593,
    "c": 0.1439,
    "h": 35.6
  },
  "luminance": 0.10386
}

Semantic roles & 50–950 ramp

primary

#A0381C

secondary

#53ACC4

accent

#C7ED3B

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#140804

muted

#837B79

Preview Lab

Preview with #A0381C

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

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