#A66A21#A66A21

#A66A21 is a mid, moderate orange. Relative luminance 0.185; OKLCH L 57.7% C 0.114 H 66.4°. Best body text is #000000 at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#A66A21
RGB	rgb(166, 106, 33)
HSL	hsl(33, 67%, 39%)
HSV	hsv(33, 80%, 65%)
CMYK	cmyk(0%, 36.1%, 80.1%, 34.9%)
CIE-LAB	lab(50.13, 17.98, 48.09)
CIE-LCH	lch(50.13, 51.34, 69.50°)
OKLab	oklab(57.67% 0.0457 0.1045)
OKLCH	oklch(57.67% 0.114 66.4)
XYZ	xyz(21.1561, 18.5269, 3.9004)
Luminance	0.1852 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A66A21 #215DA6

analogous

#A62721 #A66A21 #A0A621

triadic

#A66A21 #21A66A #6A21A6

tetradic

#A66A21 #21A627 #215DA6 #A621A0

square

#A66A21 #21A627 #215DA6 #A621A0

split-complementary

#A66A21 #21A0A6 #2721A6

monochromatic

#40290D #734917 #A66A21 #D68A2F #E0A762

Accessibility & contrast

On white

4.46

#A66A21 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.71

#A66A21 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #A66A21

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A66A21	#FFFFFF	#000000	##000000
##A66A21	1.00	4.46	4.71	4.71
#FFFFFF	4.46	1.00	21.00	21.00
#000000	4.71	21.00	1.00	1.00
##000000	4.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D6F15

Deuteranopia (green-blind)

#8C7D23

Tritanopia (blue-blind)

#B65C5C

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #a66a21;
/* rgb */ color: rgb(166, 106, 33);
/* oklch */ color: oklch(57.7% 0.114 66.4);

Tailwind

colors: {
  custom: {
    50: '#c69462',
    500: '#a66a21',
    950: '#000000',
  },
}

SCSS

$custom: #a66a21;
$custom-light: #c69462;
$custom-dark: #000000;

JSON

{
  "hex": "#a66a21",
  "rgb": {
    "r": 166,
    "g": 106,
    "b": 33
  },
  "hsl": {
    "h": 32.932,
    "s": 66.834,
    "l": 39.02
  },
  "oklch": {
    "l": 0.57669,
    "c": 0.11401,
    "h": 66.4
  },
  "luminance": 0.18525
}

Semantic roles & 50–950 ramp

primary

#A66A21

secondary

#5E8CC5

accent

#8CEA3E

background

#FCF9F6

surface

#F9F1EB

border

#D2CBC6

text

#140D05

muted

#827E7A

Preview Lab

Preview with #A66A21

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

Preview Lab → · Contrast checker → · Palette generator →