#A8381F#A8381F

#A8381F is a mid, vivid red. Relative luminance 0.113; OKLCH L 50.0% C 0.152 H 34.0°. Best body text is #FFFFFF at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#A8381F
RGB	rgb(168, 56, 31)
HSL	hsl(11, 69%, 39%)
HSV	hsv(11, 82%, 66%)
CMYK	cmyk(0%, 66.7%, 81.5%, 34.1%)
CIE-LAB	lab(40.01, 44.72, 39.49)
CIE-LCH	lch(40.01, 59.66, 41.44°)
OKLab	oklab(49.98% 0.1259 0.085)
OKLCH	oklch(49.98% 0.152 34)
XYZ	xyz(17.8120, 11.2547, 2.5305)
Luminance	0.1125 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A8381F #1F8FA8

analogous

#A81F4B #A8381F #A87D1F

triadic

#A8381F #1FA838 #381FA8

tetradic

#A8381F #4BA81F #1F8FA8 #7D1FA8

square

#A8381F #4BA81F #1F8FA8 #7D1FA8

split-complementary

#A8381F #1FA87D #1F4BA8

monochromatic

#41160C #742715 #A8381F #D84B2C #E27760

Accessibility & contrast

On white

6.46

#A8381F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#A8381F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A8381F

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A8381F	#FFFFFF	#000000	##FFFFFF
##A8381F	1.00	6.46	3.25	6.46
#FFFFFF	6.46	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#584F1B

Deuteranopia (green-blind)

#74671A

Tritanopia (blue-blind)

#B91633

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #a8381f;
/* rgb */ color: rgb(168, 56, 31);
/* oklch */ color: oklch(50.0% 0.152 34.0);

Tailwind

colors: {
  custom: {
    50: '#ca745d',
    500: '#a8381f',
    950: '#000000',
  },
}

SCSS

$custom: #a8381f;
$custom-light: #ca745d;
$custom-dark: #000000;

JSON

{
  "hex": "#a8381f",
  "rgb": {
    "r": 168,
    "g": 56,
    "b": 31
  },
  "hsl": {
    "h": 10.949,
    "s": 68.844,
    "l": 39.02
  },
  "oklch": {
    "l": 0.49984,
    "c": 0.15192,
    "h": 34
  },
  "luminance": 0.11252
}

Semantic roles & 50–950 ramp

primary

#A8381F

secondary

#5DB3C6

accent

#CCEC3C

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150904

muted

#837B79

Preview Lab

Preview with #A8381F

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

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