#A66B25#A66B25

#A66B25 is a mid, moderate orange. Relative luminance 0.188; OKLCH L 57.9% C 0.112 H 66.2°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#A66B25
RGB	rgb(166, 107, 37)
HSL	hsl(33, 64%, 40%)
HSV	hsv(33, 78%, 65%)
CMYK	cmyk(0%, 35.5%, 77.7%, 34.9%)
CIE-LAB	lab(50.40, 17.58, 46.66)
CIE-LCH	lch(50.40, 49.86, 69.36°)
OKLab	oklab(57.89% 0.0451 0.1024)
OKLCH	oklch(57.89% 0.112 66.2)
XYZ	xyz(21.3192, 18.7580, 4.2478)
Luminance	0.1876 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A66B25 #2560A6

analogous

#A62A25 #A66B25 #A1A625

triadic

#A66B25 #25A66B #6B25A6

tetradic

#A66B25 #25A62A #2560A6 #A625A1

square

#A66B25 #25A62A #2560A6 #A625A1

split-complementary

#A66B25 #25A1A6 #2A25A6

monochromatic

#422A0F #744B1A #A66B25 #D28B36 #DDA868

Accessibility & contrast

On white

4.42

#A66B25 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#A66B25 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #A66B25

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A66B25	#FFFFFF	#000000	##000000
##A66B25	1.00	4.42	4.75	4.75
#FFFFFF	4.42	1.00	21.00	21.00
#000000	4.75	21.00	1.00	1.00
##000000	4.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E701B

Deuteranopia (green-blind)

#8C7D26

Tritanopia (blue-blind)

#B55D5D

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #a66b25;
/* rgb */ color: rgb(166, 107, 37);
/* oklch */ color: oklch(57.9% 0.112 66.2);

Tailwind

colors: {
  custom: {
    50: '#c69564',
    500: '#a66b25',
    950: '#000000',
  },
}

SCSS

$custom: #a66b25;
$custom-light: #c69564;
$custom-dark: #000000;

JSON

{
  "hex": "#a66b25",
  "rgb": {
    "r": 166,
    "g": 107,
    "b": 37
  },
  "hsl": {
    "h": 32.558,
    "s": 63.547,
    "l": 39.804
  },
  "oklch": {
    "l": 0.5789,
    "c": 0.11184,
    "h": 66.2
  },
  "luminance": 0.18756
}

Semantic roles & 50–950 ramp

primary

#A66B25

secondary

#648FC3

accent

#8DE741

background

#FCF9F6

surface

#F9F1EB

border

#D2CBC6

text

#140D06

muted

#827E7A

Preview Lab

Preview with #A66B25

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

Preview Lab → · Contrast checker → · Palette generator →