#A3604E#A3604E

#A3604E is a mid, moderate red. Relative luminance 0.167; OKLCH L 56.0% C 0.092 H 35.9°. Best body text is #FFFFFF at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#A3604E
RGB	rgb(163, 96, 78)
HSL	hsl(13, 35%, 47%)
HSV	hsv(13, 52%, 64%)
CMYK	cmyk(0%, 41.1%, 52.1%, 36.1%)
CIE-LAB	lab(47.89, 25.28, 21.94)
CIE-LCH	lch(47.89, 33.47, 40.95°)
OKLab	oklab(56.03% 0.0747 0.054)
OKLCH	oklch(56.03% 0.092 35.9)
XYZ	xyz(20.6636, 16.7043, 9.3422)
Luminance	0.1670 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3604E #4E91A3

analogous

#A34E66 #A3604E #A38B4E

triadic

#A3604E #4EA360 #604EA3

tetradic

#A3604E #66A34E #4E91A3 #8B4EA3

square

#A3604E #66A34E #4E91A3 #8B4EA3

split-complementary

#A3604E #4EA38B #4E66A3

monochromatic

#502F26 #7A483A #A3604E #BC8272 #D0A79C

Accessibility & contrast

On white

4.84

#A3604E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.34

#A3604E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A3604E

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3604E	#FFFFFF	#000000	##FFFFFF
##A3604E	1.00	4.84	4.34	4.84
#FFFFFF	4.84	1.00	21.00	1.00
#000000	4.34	21.00	1.00	21.00
##FFFFFF	4.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#70694C

Deuteranopia (green-blind)

#81774D

Tritanopia (blue-blind)

#B1555B

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #a3604e;
/* rgb */ color: rgb(163, 96, 78);
/* oklch */ color: oklch(56.0% 0.092 35.9);

Tailwind

colors: {
  custom: {
    50: '#c18e7f',
    500: '#a3604e',
    950: '#000000',
  },
}

SCSS

$custom: #a3604e;
$custom-light: #c18e7f;
$custom-dark: #000000;

JSON

{
  "hex": "#a3604e",
  "rgb": {
    "r": 163,
    "g": 96,
    "b": 78
  },
  "hsl": {
    "h": 12.706,
    "s": 35.27,
    "l": 47.255
  },
  "oklch": {
    "l": 0.56027,
    "c": 0.09213,
    "h": 35.9
  },
  "luminance": 0.16702
}

Semantic roles & 50–950 ramp

primary

#A3604E

secondary

#91B3BC

accent

#B4CB5C

background

#FCF8F7

surface

#F8F0EE

border

#D1CBC9

text

#130C0A

muted

#827D7C

Preview Lab

Preview with #A3604E

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

Preview Lab → · Contrast checker → · Palette generator →