#A66F28#A66F28

#A66F28 is a mid, moderate orange. Relative luminance 0.196; OKLCH L 58.7% C 0.110 H 69.1°. Best body text is #000000 at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#A66F28
RGB	rgb(166, 111, 40)
HSL	hsl(34, 61%, 40%)
HSV	hsv(34, 76%, 65%)
CMYK	cmyk(0%, 33.1%, 75.9%, 34.9%)
CIE-LAB	lab(51.42, 15.45, 46.34)
CIE-LCH	lch(51.42, 48.84, 71.56°)
OKLab	oklab(58.69% 0.0392 0.1024)
OKLCH	oklch(58.69% 0.11 69.1)
XYZ	xyz(21.7950, 19.6310, 4.6484)
Luminance	0.1963 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A66F28 #285FA6

analogous

#A63028 #A66F28 #9EA628

triadic

#A66F28 #28A66F #6F28A6

tetradic

#A66F28 #28A630 #285FA6 #A6289E

square

#A66F28 #28A630 #285FA6 #A6289E

split-complementary

#A66F28 #289EA6 #3028A6

monochromatic

#432D10 #754E1C #A66F28 #D08F3B #DCAB6D

Accessibility & contrast

On white

4.26

#A66F28 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.93

#A66F28 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #A66F28

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A66F28	#FFFFFF	#000000	##000000
##A66F28	1.00	4.26	4.93	4.93
#FFFFFF	4.26	1.00	21.00	21.00
#000000	4.93	21.00	1.00	1.00
##000000	4.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#81731E

Deuteranopia (green-blind)

#8E802A

Tritanopia (blue-blind)

#B56260

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #a66f28;
/* rgb */ color: rgb(166, 111, 40);
/* oklch */ color: oklch(58.7% 0.110 69.1);

Tailwind

colors: {
  custom: {
    50: '#c59867',
    500: '#a66f28',
    950: '#000000',
  },
}

SCSS

$custom: #a66f28;
$custom-light: #c59867;
$custom-dark: #000000;

JSON

{
  "hex": "#a66f28",
  "rgb": {
    "r": 166,
    "g": 111,
    "b": 40
  },
  "hsl": {
    "h": 33.81,
    "s": 61.165,
    "l": 40.392
  },
  "oklch": {
    "l": 0.58686,
    "c": 0.10962,
    "h": 69.1
  },
  "luminance": 0.19629
}

Semantic roles & 50–950 ramp

primary

#A66F28

secondary

#678FC2

accent

#8AE444

background

#FCF9F6

surface

#F9F2EB

border

#D2CCC6

text

#140D06

muted

#827E7A

Preview Lab

Preview with #A66F28

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

Preview Lab → · Contrast checker → · Palette generator →