#AC643C#AC643C

#AC643C is a mid, moderate orange. Relative luminance 0.182; OKLCH L 57.6% C 0.108 H 48.6°. Best body text is #000000 at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#AC643C
RGB	rgb(172, 100, 60)
HSL	hsl(21, 48%, 45%)
HSV	hsv(21, 65%, 67%)
CMYK	cmyk(0%, 41.9%, 65.1%, 32.5%)
CIE-LAB	lab(49.75, 25.37, 34.76)
CIE-LCH	lch(49.75, 43.03, 53.88°)
OKLab	oklab(57.63% 0.0714 0.0809)
OKLCH	oklch(57.63% 0.108 48.6)
XYZ	xyz(22.3878, 18.2135, 6.6106)
Luminance	0.1821 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC643C #3C84AC

analogous

#AC3C4C #AC643C #AC9C3C

triadic

#AC643C #3CAC64 #643CAC

tetradic

#AC643C #4CAC3C #3C84AC #9C3CAC

square

#AC643C #4CAC3C #3C84AC #9C3CAC

split-complementary

#AC643C #3CAC9C #3C4CAC

monochromatic

#512F1C #7F4A2C #AC643C #C7845E #D7A68C

Accessibility & contrast

On white

4.52

#AC643C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.64

#AC643C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #AC643C

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC643C	#FFFFFF	#000000	##000000
##AC643C	1.00	4.52	4.64	4.64
#FFFFFF	4.52	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)

#786D38

Deuteranopia (green-blind)

#897D3B

Tritanopia (blue-blind)

#BC565B

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #ac643c;
/* rgb */ color: rgb(172, 100, 60);
/* oklch */ color: oklch(57.6% 0.108 48.6);

Tailwind

colors: {
  custom: {
    50: '#c99173',
    500: '#ac643c',
    950: '#000000',
  },
}

SCSS

$custom: #ac643c;
$custom-light: #c99173;
$custom-dark: #000000;

JSON

{
  "hex": "#ac643c",
  "rgb": {
    "r": 172,
    "g": 100,
    "b": 60
  },
  "hsl": {
    "h": 21.429,
    "s": 48.276,
    "l": 45.49
  },
  "oklch": {
    "l": 0.5763,
    "c": 0.10794,
    "h": 48.6
  },
  "luminance": 0.18211
}

Semantic roles & 50–950 ramp

primary

#AC643C

secondary

#82ABC1

accent

#A7D850

background

#FDF8F7

surface

#FAF0ED

border

#D3CBC8

text

#140C08

muted

#837D7B

Preview Lab

Preview with #AC643C

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

Preview Lab → · Contrast checker → · Palette generator →