#A8381B#A8381B

#A8381B is a mid, vivid red. Relative luminance 0.112; OKLCH L 49.9% C 0.153 H 35.2°. Best body text is #FFFFFF at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#A8381B
RGB	rgb(168, 56, 27)
HSL	hsl(12, 72%, 38%)
HSV	hsv(12, 84%, 66%)
CMYK	cmyk(0%, 66.7%, 83.9%, 34.1%)
CIE-LAB	lab(39.97, 44.60, 41.46)
CIE-LCH	lch(39.97, 60.89, 42.91°)
OKLab	oklab(49.95% 0.1248 0.088)
OKLCH	oklch(49.95% 0.153 35.2)
XYZ	xyz(17.7625, 11.2349, 2.2700)
Luminance	0.1123 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A8381B #1B8BA8

analogous

#A81B45 #A8381B #A87E1B

triadic

#A8381B #1BA838 #381BA8

tetradic

#A8381B #45A81B #1B8BA8 #7E1BA8

square

#A8381B #45A81B #1B8BA8 #7E1BA8

split-complementary

#A8381B #1BA87E #1B45A8

monochromatic

#3F150A #732613 #A8381B #DC4A24 #E47659

Accessibility & contrast

On white

6.47

#A8381B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#A8381B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A8381B

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A8381B	#FFFFFF	#000000	##FFFFFF
##A8381B	1.00	6.47	3.25	6.47
#FFFFFF	6.47	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#594E16

Deuteranopia (green-blind)

#746715

Tritanopia (blue-blind)

#B91533

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #a8381b;
/* rgb */ color: rgb(168, 56, 27);
/* oklch */ color: oklch(49.9% 0.153 35.2);

Tailwind

colors: {
  custom: {
    50: '#ca745a',
    500: '#a8381b',
    950: '#000000',
  },
}

SCSS

$custom: #a8381b;
$custom-light: #ca745a;
$custom-dark: #000000;

JSON

{
  "hex": "#a8381b",
  "rgb": {
    "r": 168,
    "g": 56,
    "b": 27
  },
  "hsl": {
    "h": 12.34,
    "s": 72.308,
    "l": 38.235
  },
  "oklch": {
    "l": 0.49949,
    "c": 0.15269,
    "h": 35.2
  },
  "luminance": 0.11232
}

Semantic roles & 50–950 ramp

primary

#A8381B

secondary

#57B1C8

accent

#CAEF39

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150904

muted

#837B79

Preview Lab

Preview with #A8381B

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

Preview Lab → · Contrast checker → · Palette generator →