#AC643A#AC643A

#AC643A is a mid, moderate orange. Relative luminance 0.182; OKLCH L 57.6% C 0.109 H 49.6°. Best body text is #000000 at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#AC643A
RGB	rgb(172, 100, 58)
HSL	hsl(22, 50%, 45%)
HSV	hsv(22, 66%, 67%)
CMYK	cmyk(0%, 41.9%, 66.3%, 32.5%)
CIE-LAB	lab(49.73, 25.23, 35.82)
CIE-LCH	lch(49.73, 43.81, 54.83°)
OKLab	oklab(57.6% 0.0707 0.0829)
OKLCH	oklch(57.6% 0.109 49.6)
XYZ	xyz(22.3359, 18.1928, 6.3374)
Luminance	0.1819 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC643A #3A82AC

analogous

#AC3A49 #AC643A #AC9D3A

triadic

#AC643A #3AAC64 #643AAC

tetradic

#AC643A #49AC3A #3A82AC #9D3AAC

square

#AC643A #49AC3A #3A82AC #9D3AAC

split-complementary

#AC643A #3AAC9D #3A49AC

monochromatic

#502F1B #7E492B #AC643A #C8835B #D7A689

Accessibility & contrast

On white

4.53

#AC643A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.64

#AC643A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #AC643A

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC643A	#FFFFFF	#000000	##000000
##AC643A	1.00	4.53	4.64	4.64
#FFFFFF	4.53	1.00	21.00	21.00
#000000	4.64	21.00	1.00	1.00
##000000	4.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#786D36

Deuteranopia (green-blind)

#897C39

Tritanopia (blue-blind)

#BC565A

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #ac643a;
/* rgb */ color: rgb(172, 100, 58);
/* oklch */ color: oklch(57.6% 0.109 49.6);

Tailwind

colors: {
  custom: {
    50: '#c99171',
    500: '#ac643a',
    950: '#000000',
  },
}

SCSS

$custom: #ac643a;
$custom-light: #c99171;
$custom-dark: #000000;

JSON

{
  "hex": "#ac643a",
  "rgb": {
    "r": 172,
    "g": 100,
    "b": 58
  },
  "hsl": {
    "h": 22.105,
    "s": 49.565,
    "l": 45.098
  },
  "oklch": {
    "l": 0.57603,
    "c": 0.10898,
    "h": 49.6
  },
  "luminance": 0.1819
}

Semantic roles & 50–950 ramp

primary

#AC643A

secondary

#80A9C2

accent

#A6D94F

background

#FDF8F6

surface

#FAF0EC

border

#D3CBC7

text

#140C08

muted

#837D7B

Preview Lab

Preview with #AC643A

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

Preview Lab → · Contrast checker → · Palette generator →