#A66531#A66531

#A66531 is a mid, moderate orange. Relative luminance 0.176; OKLCH L 56.9% C 0.107 H 56.8°. Best body text is #FFFFFF at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#A66531
RGB	rgb(166, 101, 49)
HSL	hsl(27, 54%, 42%)
HSV	hsv(27, 70%, 65%)
CMYK	cmyk(0%, 39.2%, 70.5%, 34.9%)
CIE-LAB	lab(49.05, 21.56, 39.57)
CIE-LCH	lch(49.05, 45.06, 61.42°)
OKLab	oklab(56.88% 0.0587 0.0898)
OKLCH	oklch(56.88% 0.107 56.8)
XYZ	xyz(20.9356, 17.6382, 5.2071)
Luminance	0.1764 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A66531 #3172A6

analogous

#A63137 #A66531 #A6A031

triadic

#A66531 #31A665 #6531A6

tetradic

#A66531 #37A631 #3172A6 #A031A6

square

#A66531 #37A631 #3172A6 #A031A6

split-complementary

#A66531 #31A6A0 #3137A6

monochromatic

#472C15 #774823 #A66531 #CA834A #D8A37A

Accessibility & contrast

On white

4.64

#A66531 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.53

#A66531 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #A66531

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A66531	#FFFFFF	#000000	##FFFFFF
##A66531	1.00	4.64	4.53	4.64
#FFFFFF	4.64	1.00	21.00	1.00
#000000	4.53	21.00	1.00	21.00
##FFFFFF	4.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#786C2B

Deuteranopia (green-blind)

#887A31

Tritanopia (blue-blind)

#B5575A

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #a66531;
/* rgb */ color: rgb(166, 101, 49);
/* oklch */ color: oklch(56.9% 0.107 56.8);

Tailwind

colors: {
  custom: {
    50: '#c5916b',
    500: '#a66531',
    950: '#000000',
  },
}

SCSS

$custom: #a66531;
$custom-light: #c5916b;
$custom-dark: #000000;

JSON

{
  "hex": "#a66531",
  "rgb": {
    "r": 166,
    "g": 101,
    "b": 49
  },
  "hsl": {
    "h": 26.667,
    "s": 54.419,
    "l": 42.157
  },
  "oklch": {
    "l": 0.56879,
    "c": 0.10724,
    "h": 56.8
  },
  "luminance": 0.17636
}

Semantic roles & 50–950 ramp

primary

#A66531

secondary

#739EC0

accent

#9CDE4A

background

#FCF8F6

surface

#F9F0EB

border

#D2CBC6

text

#140C07

muted

#827D7A

Preview Lab

Preview with #A66531

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

Preview Lab → · Contrast checker → · Palette generator →