#A66837#A66837

#A66837 is a mid, moderate orange. Relative luminance 0.183; OKLCH L 57.5% C 0.102 H 57.1°. Best body text is #000000 at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#A66837
RGB	rgb(166, 104, 55)
HSL	hsl(26, 50%, 43%)
HSV	hsv(26, 67%, 65%)
CMYK	cmyk(0%, 37.3%, 66.9%, 34.9%)
CIE-LAB	lab(49.84, 20.23, 37.34)
CIE-LCH	lch(49.84, 42.46, 61.55°)
OKLab	oklab(57.51% 0.0557 0.086)
OKLCH	oklch(57.51% 0.102 57.1)
XYZ	xyz(21.3674, 18.2855, 6.0178)
Luminance	0.1828 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A66837 #3775A6

analogous

#A6373E #A66837 #A69F37

triadic

#A66837 #37A668 #6837A6

tetradic

#A66837 #3EA637 #3775A6 #9F37A6

square

#A66837 #3EA637 #3775A6 #9F37A6

split-complementary

#A66837 #37A69F #373EA6

monochromatic

#4A2E19 #784B28 #A66837 #C68654 #D6A782

Accessibility & contrast

On white

4.51

#A66837 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.66

#A66837 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #A66837

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A66837	#FFFFFF	#000000	##000000
##A66837	1.00	4.51	4.66	4.66
#FFFFFF	4.51	1.00	21.00	21.00
#000000	4.66	21.00	1.00	1.00
##000000	4.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A6E32

Deuteranopia (green-blind)

#897C37

Tritanopia (blue-blind)

#B55B5D

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #a66837;
/* rgb */ color: rgb(166, 104, 55);
/* oklch */ color: oklch(57.5% 0.102 57.1);

Tailwind

colors: {
  custom: {
    50: '#c5936f',
    500: '#a66837',
    950: '#000000',
  },
}

SCSS

$custom: #a66837;
$custom-light: #c5936f;
$custom-dark: #000000;

JSON

{
  "hex": "#a66837",
  "rgb": {
    "r": 166,
    "g": 104,
    "b": 55
  },
  "hsl": {
    "h": 26.486,
    "s": 50.226,
    "l": 43.333
  },
  "oklch": {
    "l": 0.57508,
    "c": 0.10242,
    "h": 57.1
  },
  "luminance": 0.18283
}

Semantic roles & 50–950 ramp

primary

#A66837

secondary

#7AA0BF

accent

#9CDA4E

background

#FCF9F6

surface

#F9F1EC

border

#D2CBC7

text

#130D07

muted

#827E7A

Preview Lab

Preview with #A66837

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

Preview Lab → · Contrast checker → · Palette generator →