#A8361B#A8361B

#A8361B is a mid, vivid red. Relative luminance 0.110; OKLCH L 49.7% C 0.154 H 34.4°. Best body text is #FFFFFF at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#A8361B
RGB	rgb(168, 54, 27)
HSL	hsl(11, 72%, 38%)
HSV	hsv(11, 84%, 66%)
CMYK	cmyk(0%, 67.9%, 83.9%, 34.1%)
CIE-LAB	lab(39.66, 45.46, 41.17)
CIE-LCH	lch(39.66, 61.33, 42.17°)
OKLab	oklab(49.71% 0.1275 0.0873)
OKLCH	oklch(49.71% 0.155 34.4)
XYZ	xyz(17.6675, 11.0449, 2.2383)
Luminance	0.1104 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A8361B #1B8DA8

analogous

#A81B47 #A8361B #A87C1B

triadic

#A8361B #1BA836 #361BA8

tetradic

#A8361B #47A81B #1B8DA8 #7C1BA8

square

#A8361B #47A81B #1B8DA8 #7C1BA8

split-complementary

#A8361B #1BA87C #1B47A8

monochromatic

#3F140A #732513 #A8361B #DC4724 #E47459

Accessibility & contrast

On white

6.55

#A8361B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#A8361B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A8361B

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A8361B	#FFFFFF	#000000	##FFFFFF
##A8361B	1.00	6.55	3.21	6.55
#FFFFFF	6.55	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#574D16

Deuteranopia (green-blind)

#746715

Tritanopia (blue-blind)

#B91031

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #a8361b;
/* rgb */ color: rgb(168, 54, 27);
/* oklch */ color: oklch(49.7% 0.154 34.4);

Tailwind

colors: {
  custom: {
    50: '#cb735a',
    500: '#a8361b',
    950: '#000000',
  },
}

SCSS

$custom: #a8361b;
$custom-light: #cb735a;
$custom-dark: #000000;

JSON

{
  "hex": "#a8361b",
  "rgb": {
    "r": 168,
    "g": 54,
    "b": 27
  },
  "hsl": {
    "h": 11.489,
    "s": 72.308,
    "l": 38.235
  },
  "oklch": {
    "l": 0.4971,
    "c": 0.1545,
    "h": 34.4
  },
  "luminance": 0.11042
}

Semantic roles & 50–950 ramp

primary

#A8361B

secondary

#57B2C8

accent

#CCEF39

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150804

muted

#837B79

Preview Lab

Preview with #A8361B

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

Preview Lab → · Contrast checker → · Palette generator →