#A66D21#A66D21

#A66D21 is a mid, moderate orange. Relative luminance 0.192; OKLCH L 58.2% C 0.114 H 69.0°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#A66D21
RGB	rgb(166, 109, 33)
HSL	hsl(34, 67%, 39%)
HSV	hsv(34, 80%, 65%)
CMYK	cmyk(0%, 34.3%, 80.1%, 34.9%)
CIE-LAB	lab(50.87, 16.28, 48.78)
CIE-LCH	lch(50.87, 51.42, 71.54°)
OKLab	oklab(58.24% 0.0407 0.1059)
OKLCH	oklch(58.24% 0.114 69)
XYZ	xyz(21.4707, 19.1561, 4.0053)
Luminance	0.1915 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A66D21 #215AA6

analogous

#A62B21 #A66D21 #9DA621

triadic

#A66D21 #21A66D #6D21A6

tetradic

#A66D21 #21A62B #215AA6 #A6219D

square

#A66D21 #21A62B #215AA6 #A6219D

split-complementary

#A66D21 #219DA6 #2B21A6

monochromatic

#402A0D #734B17 #A66D21 #D68E2F #E0AA62

Accessibility & contrast

On white

4.35

#A66D21 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.83

#A66D21 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #A66D21

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A66D21	#FFFFFF	#000000	##000000
##A66D21	1.00	4.35	4.83	4.83
#FFFFFF	4.35	1.00	21.00	21.00
#000000	4.83	21.00	1.00	1.00
##000000	4.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#807114

Deuteranopia (green-blind)

#8D7E23

Tritanopia (blue-blind)

#B55F5E

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #a66d21;
/* rgb */ color: rgb(166, 109, 33);
/* oklch */ color: oklch(58.2% 0.114 69.0);

Tailwind

colors: {
  custom: {
    50: '#c69662',
    500: '#a66d21',
    950: '#000000',
  },
}

SCSS

$custom: #a66d21;
$custom-light: #c69662;
$custom-dark: #000000;

JSON

{
  "hex": "#a66d21",
  "rgb": {
    "r": 166,
    "g": 109,
    "b": 33
  },
  "hsl": {
    "h": 34.286,
    "s": 66.834,
    "l": 39.02
  },
  "oklch": {
    "l": 0.58244,
    "c": 0.1135,
    "h": 69
  },
  "luminance": 0.19154
}

Semantic roles & 50–950 ramp

primary

#A66D21

secondary

#5E8AC5

accent

#88EA3E

background

#FCF9F6

surface

#F9F2EB

border

#D2CCC6

text

#140D05

muted

#827E7A

Preview Lab

Preview with #A66D21

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

Preview Lab → · Contrast checker → · Palette generator →