#AC643F#AC643F

#AC643F is a mid, moderate orange. Relative luminance 0.182; OKLCH L 57.7% C 0.106 H 47.0°. Best body text is #000000 at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#AC643F
RGB	rgb(172, 100, 63)
HSL	hsl(20, 46%, 46%)
HSV	hsv(20, 63%, 67%)
CMYK	cmyk(0%, 41.9%, 63.4%, 32.5%)
CIE-LAB	lab(49.79, 25.57, 33.16)
CIE-LCH	lch(49.79, 41.88, 52.37°)
OKLab	oklab(57.67% 0.0726 0.0778)
OKLCH	oklch(57.67% 0.106 47)
XYZ	xyz(22.4693, 18.2462, 7.0402)
Luminance	0.1824 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC643F #3F87AC

analogous

#AC3F50 #AC643F #AC9A3F

triadic

#AC643F #3FAC64 #643FAC

tetradic

#AC643F #50AC3F #3F87AC #9A3FAC

square

#AC643F #50AC3F #3F87AC #9A3FAC

split-complementary

#AC643F #3FAC9A #3F50AC

monochromatic

#52301E #7F4A2F #AC643F #C68463 #D6A78F

Accessibility & contrast

On white

4.52

#AC643F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.65

#AC643F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #AC643F

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC643F	#FFFFFF	#000000	##000000
##AC643F	1.00	4.52	4.65	4.65
#FFFFFF	4.52	1.00	21.00	21.00
#000000	4.65	21.00	1.00	1.00
##000000	4.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#786D3C

Deuteranopia (green-blind)

#897D3E

Tritanopia (blue-blind)

#BB565B

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #ac643f;
/* rgb */ color: rgb(172, 100, 63);
/* oklch */ color: oklch(57.7% 0.106 47.0);

Tailwind

colors: {
  custom: {
    50: '#c99175',
    500: '#ac643f',
    950: '#000000',
  },
}

SCSS

$custom: #ac643f;
$custom-light: #c99175;
$custom-dark: #000000;

JSON

{
  "hex": "#ac643f",
  "rgb": {
    "r": 172,
    "g": 100,
    "b": 63
  },
  "hsl": {
    "h": 20.367,
    "s": 46.383,
    "l": 46.078
  },
  "oklch": {
    "l": 0.57673,
    "c": 0.10639,
    "h": 47
  },
  "luminance": 0.18244
}

Semantic roles & 50–950 ramp

primary

#AC643F

secondary

#86ADC1

accent

#A9D652

background

#FCF8F7

surface

#F9F0ED

border

#D2CBC8

text

#140D08

muted

#827D7B

Preview Lab

Preview with #AC643F

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

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