#AC643D#AC643D

#AC643D is a mid, moderate orange. Relative luminance 0.182; OKLCH L 57.6% C 0.107 H 48.1°. Best body text is #000000 at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#AC643D
RGB	rgb(172, 100, 61)
HSL	hsl(21, 48%, 46%)
HSV	hsv(21, 65%, 67%)
CMYK	cmyk(0%, 41.9%, 64.5%, 32.5%)
CIE-LAB	lab(49.77, 25.43, 34.23)
CIE-LCH	lch(49.77, 42.65, 53.39°)
OKLab	oklab(57.64% 0.0718 0.0799)
OKLCH	oklch(57.64% 0.107 48.1)
XYZ	xyz(22.4145, 18.2242, 6.7512)
Luminance	0.1822 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC643D #3D85AC

analogous

#AC3D4E #AC643D #AC9B3D

triadic

#AC643D #3DAC64 #643DAC

tetradic

#AC643D #4EAC3D #3D85AC #9B3DAC

square

#AC643D #4EAC3D #3D85AC #9B3DAC

split-complementary

#AC643D #3DAC9B #3D4EAC

monochromatic

#522F1D #7F4A2D #AC643D #C78460 #D7A78D

Accessibility & contrast

On white

4.52

#AC643D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.64

#AC643D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #AC643D

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC643D	#FFFFFF	#000000	##000000
##AC643D	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)

#786D39

Deuteranopia (green-blind)

#897D3C

Tritanopia (blue-blind)

#BB565B

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #ac643d;
/* rgb */ color: rgb(172, 100, 61);
/* oklch */ color: oklch(57.6% 0.107 48.1);

Tailwind

colors: {
  custom: {
    50: '#c99173',
    500: '#ac643d',
    950: '#000000',
  },
}

SCSS

$custom: #ac643d;
$custom-light: #c99173;
$custom-dark: #000000;

JSON

{
  "hex": "#ac643d",
  "rgb": {
    "r": 172,
    "g": 100,
    "b": 61
  },
  "hsl": {
    "h": 21.081,
    "s": 47.639,
    "l": 45.686
  },
  "oklch": {
    "l": 0.57644,
    "c": 0.10743,
    "h": 48.1
  },
  "luminance": 0.18222
}

Semantic roles & 50–950 ramp

primary

#AC643D

secondary

#84ACC1

accent

#A8D751

background

#FCF8F7

surface

#F9F0ED

border

#D2CBC8

text

#140C08

muted

#827D7B

Preview Lab

Preview with #AC643D

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

Preview Lab → · Contrast checker → · Palette generator →