#A66F39#A66F39

#A66F39 is a mid, moderate orange. Relative luminance 0.198; OKLCH L 58.9% C 0.099 H 63.2°. Best body text is #000000 at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#A66F39
RGB	rgb(166, 111, 57)
HSL	hsl(30, 49%, 44%)
HSV	hsv(30, 66%, 65%)
CMYK	cmyk(0%, 33.1%, 65.7%, 34.9%)
CIE-LAB	lab(51.58, 16.40, 38.27)
CIE-LCH	lch(51.58, 41.64, 66.80°)
OKLab	oklab(58.86% 0.0445 0.0883)
OKLCH	oklch(58.86% 0.099 63.2)
XYZ	xyz(22.1504, 19.7732, 6.5201)
Luminance	0.1977 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A66F39 #3970A6

analogous

#A63939 #A66F39 #A6A539

triadic

#A66F39 #39A66F #6F39A6

tetradic

#A66F39 #39A639 #3970A6 #A539A6

square

#A66F39 #39A639 #3970A6 #A539A6

split-complementary

#A66F39 #39A6A5 #3939A6

monochromatic

#4B321A #785129 #A66F39 #C58E57 #D5AC84

Accessibility & contrast

On white

4.24

#A66F39 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.95

#A66F39 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #A66F39

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A66F39	#FFFFFF	#000000	##000000
##A66F39	1.00	4.24	4.95	4.95
#FFFFFF	4.24	1.00	21.00	21.00
#000000	4.95	21.00	1.00	1.00
##000000	4.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#807334

Deuteranopia (green-blind)

#8D803A

Tritanopia (blue-blind)

#B56363

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #a66f39;
/* rgb */ color: rgb(166, 111, 57);
/* oklch */ color: oklch(58.9% 0.099 63.2);

Tailwind

colors: {
  custom: {
    50: '#c49871',
    500: '#a66f39',
    950: '#000000',
  },
}

SCSS

$custom: #a66f39;
$custom-light: #c49871;
$custom-dark: #000000;

JSON

{
  "hex": "#a66f39",
  "rgb": {
    "r": 166,
    "g": 111,
    "b": 57
  },
  "hsl": {
    "h": 29.725,
    "s": 48.879,
    "l": 43.725
  },
  "oklch": {
    "l": 0.58864,
    "c": 0.0989,
    "h": 63.2
  },
  "luminance": 0.19771
}

Semantic roles & 50–950 ramp

primary

#A66F39

secondary

#7C9EBF

accent

#95D84F

background

#FCF9F6

surface

#F8F2EC

border

#D1CCC7

text

#130D08

muted

#827E7B

Preview Lab

Preview with #A66F39

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

Preview Lab → · Contrast checker → · Palette generator →