#A66639#A66639

#A66639 is a mid, moderate orange. Relative luminance 0.179; OKLCH L 57.2% C 0.102 H 54.2°. Best body text is #000000 at 4.58:1 contrast (WCAG AA passes).

Color values

HEX	#A66639
RGB	rgb(166, 102, 57)
HSL	hsl(25, 49%, 44%)
HSV	hsv(25, 66%, 65%)
CMYK	cmyk(0%, 38.6%, 65.7%, 34.9%)
CIE-LAB	lab(49.38, 21.49, 35.75)
CIE-LCH	lch(49.38, 41.71, 58.99°)
OKLab	oklab(57.16% 0.0598 0.0828)
OKLCH	oklch(57.16% 0.102 54.2)
XYZ	xyz(21.2174, 17.9072, 6.2091)
Luminance	0.1790 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A66639 #3979A6

analogous

#A63942 #A66639 #A69C39

triadic

#A66639 #39A666 #6639A6

tetradic

#A66639 #42A639 #3979A6 #9C39A6

square

#A66639 #42A639 #3979A6 #9C39A6

split-complementary

#A66639 #39A69C #3942A6

monochromatic

#4B2E1A #784A29 #A66639 #C58457 #D5A684

Accessibility & contrast

On white

4.58

#A66639 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.58

#A66639 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #A66639

4.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A66639	#FFFFFF	#000000	##000000
##A66639	1.00	4.58	4.58	4.58
#FFFFFF	4.58	1.00	21.00	21.00
#000000	4.58	21.00	1.00	1.00
##000000	4.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#796D35

Deuteranopia (green-blind)

#887B39

Tritanopia (blue-blind)

#B5595C

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #a66639;
/* rgb */ color: rgb(166, 102, 57);
/* oklch */ color: oklch(57.2% 0.102 54.2);

Tailwind

colors: {
  custom: {
    50: '#c59271',
    500: '#a66639',
    950: '#000000',
  },
}

SCSS

$custom: #a66639;
$custom-light: #c59271;
$custom-dark: #000000;

JSON

{
  "hex": "#a66639",
  "rgb": {
    "r": 166,
    "g": 102,
    "b": 57
  },
  "hsl": {
    "h": 24.771,
    "s": 48.879,
    "l": 43.725
  },
  "oklch": {
    "l": 0.57163,
    "c": 0.10215,
    "h": 54.2
  },
  "luminance": 0.17905
}

Semantic roles & 50–950 ramp

primary

#A66639

secondary

#7CA3BF

accent

#A0D84F

background

#FCF9F6

surface

#F9F1EC

border

#D2CBC7

text

#130D08

muted

#827E7B

Preview Lab

Preview with #A66639

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

Preview Lab → · Contrast checker → · Palette generator →