#A3604A#A3604A

#A3604A is a mid, moderate red. Relative luminance 0.166; OKLCH L 55.9% C 0.094 H 38.9°. Best body text is #FFFFFF at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#A3604A
RGB	rgb(163, 96, 74)
HSL	hsl(15, 38%, 46%)
HSV	hsv(15, 55%, 64%)
CMYK	cmyk(0%, 41.1%, 54.6%, 36.1%)
CIE-LAB	lab(47.81, 24.91, 24.18)
CIE-LCH	lch(47.81, 34.72, 44.15°)
OKLab	oklab(55.95% 0.073 0.0589)
OKLCH	oklch(55.95% 0.094 38.9)
XYZ	xyz(20.5245, 16.6486, 8.6098)
Luminance	0.1665 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3604A #4A8DA3

analogous

#A34A61 #A3604A #A38D4A

triadic

#A3604A #4AA360 #604AA3

tetradic

#A3604A #61A34A #4A8DA3 #8D4AA3

square

#A3604A #61A34A #4A8DA3 #8D4AA3

split-complementary

#A3604A #4AA38D #4A61A3

monochromatic

#4F2E24 #794737 #A3604A #BD816D #D0A597

Accessibility & contrast

On white

4.85

#A3604A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.33

#A3604A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A3604A

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3604A	#FFFFFF	#000000	##FFFFFF
##A3604A	1.00	4.85	4.33	4.85
#FFFFFF	4.85	1.00	21.00	1.00
#000000	4.33	21.00	1.00	21.00
##FFFFFF	4.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#716948

Deuteranopia (green-blind)

#817749

Tritanopia (blue-blind)

#B1555A

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #a3604a;
/* rgb */ color: rgb(163, 96, 74);
/* oklch */ color: oklch(55.9% 0.094 38.9);

Tailwind

colors: {
  custom: {
    50: '#c28e7d',
    500: '#a3604a',
    950: '#000000',
  },
}

SCSS

$custom: #a3604a;
$custom-light: #c28e7d;
$custom-dark: #000000;

JSON

{
  "hex": "#a3604a",
  "rgb": {
    "r": 163,
    "g": 96,
    "b": 74
  },
  "hsl": {
    "h": 14.831,
    "s": 37.553,
    "l": 46.471
  },
  "oklch": {
    "l": 0.55949,
    "c": 0.09382,
    "h": 38.9
  },
  "luminance": 0.16647
}

Semantic roles & 50–950 ramp

primary

#A3604A

secondary

#8DB0BC

accent

#B1CE5A

background

#FCF8F7

surface

#F8F0EE

border

#D1CBC9

text

#130C09

muted

#827D7B

Preview Lab

Preview with #A3604A

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

Preview Lab → · Contrast checker → · Palette generator →