#A3604B#A3604B

#A3604B is a mid, moderate red. Relative luminance 0.167; OKLCH L 56.0% C 0.093 H 38.2°. Best body text is #FFFFFF at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#A3604B
RGB	rgb(163, 96, 75)
HSL	hsl(14, 37%, 47%)
HSV	hsv(14, 54%, 64%)
CMYK	cmyk(0%, 41.1%, 54%, 36.1%)
CIE-LAB	lab(47.83, 25.00, 23.62)
CIE-LCH	lch(47.83, 34.40, 43.37°)
OKLab	oklab(55.97% 0.0734 0.0577)
OKLCH	oklch(55.97% 0.093 38.2)
XYZ	xyz(20.5585, 16.6622, 8.7887)
Luminance	0.1666 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3604B #4B8EA3

analogous

#A34B62 #A3604B #A38C4B

triadic

#A3604B #4BA360 #604BA3

tetradic

#A3604B #62A34B #4B8EA3 #8C4BA3

square

#A3604B #62A34B #4B8EA3 #8C4BA3

split-complementary

#A3604B #4BA38C #4B62A3

monochromatic

#4F2F24 #794738 #A3604B #BD816F #D0A699

Accessibility & contrast

On white

4.85

#A3604B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.33

#A3604B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A3604B

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3604B	#FFFFFF	#000000	##FFFFFF
##A3604B	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)

#716949

Deuteranopia (green-blind)

#81774A

Tritanopia (blue-blind)

#B1555B

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #a3604b;
/* rgb */ color: rgb(163, 96, 75);
/* oklch */ color: oklch(56.0% 0.093 38.2);

Tailwind

colors: {
  custom: {
    50: '#c28e7d',
    500: '#a3604b',
    950: '#000000',
  },
}

SCSS

$custom: #a3604b;
$custom-light: #c28e7d;
$custom-dark: #000000;

JSON

{
  "hex": "#a3604b",
  "rgb": {
    "r": 163,
    "g": 96,
    "b": 75
  },
  "hsl": {
    "h": 14.318,
    "s": 36.975,
    "l": 46.667
  },
  "oklch": {
    "l": 0.55968,
    "c": 0.09338,
    "h": 38.2
  },
  "luminance": 0.1666
}

Semantic roles & 50–950 ramp

primary

#A3604B

secondary

#8EB1BC

accent

#B2CD5B

background

#FCF8F7

surface

#F8F0EE

border

#D1CBC9

text

#130C09

muted

#827D7B

Preview Lab

Preview with #A3604B

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

Preview Lab → · Contrast checker → · Palette generator →