#A66D33#A66D33

#A66D33 is a mid, moderate orange. Relative luminance 0.193; OKLCH L 58.4% C 0.103 H 63.6°. Best body text is #000000 at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#A66D33
RGB	rgb(166, 109, 51)
HSL	hsl(30, 53%, 43%)
HSV	hsv(30, 69%, 65%)
CMYK	cmyk(0%, 34.3%, 69.3%, 34.9%)
CIE-LAB	lab(51.02, 17.16, 40.71)
CIE-LCH	lch(51.02, 44.17, 67.15°)
OKLab	oklab(58.41% 0.0459 0.0926)
OKLCH	oklch(58.41% 0.103 63.6)
XYZ	xyz(21.7936, 19.2853, 5.7060)
Luminance	0.1928 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A66D33 #336CA6

analogous

#A63433 #A66D33 #A5A633

triadic

#A66D33 #33A66D #6D33A6

tetradic

#A66D33 #33A634 #336CA6 #A633A5

square

#A66D33 #33A634 #336CA6 #A633A5

split-complementary

#A66D33 #33A5A6 #3433A6

monochromatic

#483016 #774E25 #A66D33 #C98C4E #D7AA7C

Accessibility & contrast

On white

4.32

#A66D33 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.86

#A66D33 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #A66D33

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A66D33	#FFFFFF	#000000	##000000
##A66D33	1.00	4.32	4.86	4.86
#FFFFFF	4.32	1.00	21.00	21.00
#000000	4.86	21.00	1.00	1.00
##000000	4.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F722D

Deuteranopia (green-blind)

#8C7F34

Tritanopia (blue-blind)

#B56060

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #a66d33;
/* rgb */ color: rgb(166, 109, 51);
/* oklch */ color: oklch(58.4% 0.103 63.6);

Tailwind

colors: {
  custom: {
    50: '#c5976d',
    500: '#a66d33',
    950: '#000000',
  },
}

SCSS

$custom: #a66d33;
$custom-light: #c5976d;
$custom-dark: #000000;

JSON

{
  "hex": "#a66d33",
  "rgb": {
    "r": 166,
    "g": 109,
    "b": 51
  },
  "hsl": {
    "h": 30.261,
    "s": 52.995,
    "l": 42.549
  },
  "oklch": {
    "l": 0.58408,
    "c": 0.1033,
    "h": 63.6
  },
  "luminance": 0.19283
}

Semantic roles & 50–950 ramp

primary

#A66D33

secondary

#759AC0

accent

#93DC4B

background

#FCF9F6

surface

#F9F2EC

border

#D2CCC7

text

#130D07

muted

#827E7A

Preview Lab

Preview with #A66D33

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

Preview Lab → · Contrast checker → · Palette generator →