#A3633E#A3633E

#A3633E is a mid, moderate orange. Relative luminance 0.171; OKLCH L 56.3% C 0.098 H 49.8°. Best body text is #FFFFFF at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#A3633E
RGB	rgb(163, 99, 62)
HSL	hsl(22, 45%, 44%)
HSV	hsv(22, 62%, 64%)
CMYK	cmyk(0%, 39.3%, 62%, 36.1%)
CIE-LAB	lab(48.34, 22.24, 31.68)
CIE-LCH	lch(48.34, 38.70, 54.93°)
OKLab	oklab(56.29% 0.0631 0.0747)
OKLCH	oklch(56.29% 0.098 49.8)
XYZ	xyz(20.4371, 17.0600, 6.7731)
Luminance	0.1706 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3633E #3E7EA3

analogous

#A33E4C #A3633E #A3963E

triadic

#A3633E #3EA363 #633EA3

tetradic

#A3633E #4CA33E #3E7EA3 #963EA3

square

#A3633E #4CA33E #3E7EA3 #963EA3

split-complementary

#A3633E #3EA396 #3E4CA3

monochromatic

#4A2D1C #77482D #A3633E #C1825D #D2A489

Accessibility & contrast

On white

4.76

#A3633E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#A3633E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A3633E

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3633E	#FFFFFF	#000000	##FFFFFF
##A3633E	1.00	4.76	4.41	4.76
#FFFFFF	4.76	1.00	21.00	1.00
#000000	4.41	21.00	1.00	21.00
##FFFFFF	4.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#756A3B

Deuteranopia (green-blind)

#84783E

Tritanopia (blue-blind)

#B1575A

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #a3633e;
/* rgb */ color: rgb(163, 99, 62);
/* oklch */ color: oklch(56.3% 0.098 49.8);

Tailwind

colors: {
  custom: {
    50: '#c29074',
    500: '#a3633e',
    950: '#000000',
  },
}

SCSS

$custom: #a3633e;
$custom-light: #c29074;
$custom-dark: #000000;

JSON

{
  "hex": "#a3633e",
  "rgb": {
    "r": 163,
    "g": 99,
    "b": 62
  },
  "hsl": {
    "h": 21.98,
    "s": 44.889,
    "l": 44.118
  },
  "oklch": {
    "l": 0.5629,
    "c": 0.09776,
    "h": 49.8
  },
  "luminance": 0.17058
}

Semantic roles & 50–950 ramp

primary

#A3633E

secondary

#80A7BD

accent

#A5D553

background

#FCF8F7

surface

#F8F0ED

border

#D1CBC8

text

#130C08

muted

#827D7B

Preview Lab

Preview with #A3633E

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

Preview Lab → · Contrast checker → · Palette generator →