#A66C23#A66C23

#A66C23 is a mid, moderate orange. Relative luminance 0.190; OKLCH L 58.1% C 0.113 H 67.6°. Best body text is #000000 at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#A66C23
RGB	rgb(166, 108, 35)
HSL	hsl(33, 65%, 39%)
HSV	hsv(33, 79%, 65%)
CMYK	cmyk(0%, 34.9%, 78.9%, 34.9%)
CIE-LAB	lab(50.64, 16.93, 47.73)
CIE-LCH	lch(50.64, 50.65, 70.47°)
OKLab	oklab(58.07% 0.0429 0.1042)
OKLCH	oklch(58.07% 0.113 67.6)
XYZ	xyz(21.3935, 18.9555, 4.1219)
Luminance	0.1895 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A66C23 #235DA6

analogous

#A62B23 #A66C23 #9FA623

triadic

#A66C23 #23A66C #6C23A6

tetradic

#A66C23 #23A62B #235DA6 #A6239F

square

#A66C23 #23A62B #235DA6 #A6239F

split-complementary

#A66C23 #239FA6 #2B23A6

monochromatic

#412A0E #734B18 #A66C23 #D48C32 #DFA965

Accessibility & contrast

On white

4.38

#A66C23 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.79

#A66C23 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #A66C23

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A66C23	#FFFFFF	#000000	##000000
##A66C23	1.00	4.38	4.79	4.79
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.79	21.00	1.00	1.00
##000000	4.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F7018

Deuteranopia (green-blind)

#8D7E25

Tritanopia (blue-blind)

#B55E5D

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #a66c23;
/* rgb */ color: rgb(166, 108, 35);
/* oklch */ color: oklch(58.1% 0.113 67.6);

Tailwind

colors: {
  custom: {
    50: '#c69663',
    500: '#a66c23',
    950: '#000000',
  },
}

SCSS

$custom: #a66c23;
$custom-light: #c69663;
$custom-dark: #000000;

JSON

{
  "hex": "#a66c23",
  "rgb": {
    "r": 166,
    "g": 108,
    "b": 35
  },
  "hsl": {
    "h": 33.435,
    "s": 65.174,
    "l": 39.412
  },
  "oklch": {
    "l": 0.58066,
    "c": 0.11266,
    "h": 67.6
  },
  "luminance": 0.18953
}

Semantic roles & 50–950 ramp

primary

#A66C23

secondary

#618DC4

accent

#8AE840

background

#FCF9F6

surface

#F9F1EB

border

#D2CBC6

text

#140D06

muted

#827E7A

Preview Lab

Preview with #A66C23

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

Preview Lab → · Contrast checker → · Palette generator →