#A7381C#A7381C

#A7381C is a mid, vivid red. Relative luminance 0.111; OKLCH L 49.8% C 0.151 H 35.0°. Best body text is #FFFFFF at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#A7381C
RGB	rgb(167, 56, 28)
HSL	hsl(12, 71%, 38%)
HSV	hsv(12, 83%, 65%)
CMYK	cmyk(0%, 66.5%, 83.2%, 34.5%)
CIE-LAB	lab(39.80, 44.27, 40.74)
CIE-LCH	lch(39.80, 60.17, 42.62°)
OKLab	oklab(49.79% 0.1241 0.0868)
OKLCH	oklch(49.79% 0.151 35)
XYZ	xyz(17.5621, 11.1303, 2.3220)
Luminance	0.1113 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A7381C #1C8BA7

analogous

#A71C46 #A7381C #A77D1C

triadic

#A7381C #1CA738 #381CA7

tetradic

#A7381C #46A71C #1C8BA7 #7D1CA7

square

#A7381C #46A71C #1C8BA7 #7D1CA7

split-complementary

#A7381C #1CA77D #1C46A7

monochromatic

#3E150A #732613 #A7381C #DB4A26 #E3765A

Accessibility & contrast

On white

6.51

#A7381C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#A7381C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A7381C

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A7381C	#FFFFFF	#000000	##FFFFFF
##A7381C	1.00	6.51	3.23	6.51
#FFFFFF	6.51	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#584E17

Deuteranopia (green-blind)

#746717

Tritanopia (blue-blind)

#B81633

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #a7381c;
/* rgb */ color: rgb(167, 56, 28);
/* oklch */ color: oklch(49.8% 0.151 35.0);

Tailwind

colors: {
  custom: {
    50: '#ca745b',
    500: '#a7381c',
    950: '#000000',
  },
}

SCSS

$custom: #a7381c;
$custom-light: #ca745b;
$custom-dark: #000000;

JSON

{
  "hex": "#a7381c",
  "rgb": {
    "r": 167,
    "g": 56,
    "b": 28
  },
  "hsl": {
    "h": 12.086,
    "s": 71.282,
    "l": 38.235
  },
  "oklch": {
    "l": 0.49786,
    "c": 0.15144,
    "h": 35
  },
  "luminance": 0.11128
}

Semantic roles & 50–950 ramp

primary

#A7381C

secondary

#58B1C7

accent

#CAEE3A

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150904

muted

#837B79

Preview Lab

Preview with #A7381C

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

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