#664A10#664A10

#664A10 is a dark, moderate orange. Relative luminance 0.078; OKLCH L 42.9% C 0.081 H 80.8°. Best body text is #FFFFFF at 8.23:1 contrast (WCAG AA passes).

Color values

HEX	#664A10
RGB	rgb(102, 74, 16)
HSL	hsl(40, 73%, 23%)
HSV	hsv(40, 84%, 40%)
CMYK	cmyk(0%, 27.5%, 84.3%, 60%)
CIE-LAB	lab(33.48, 6.06, 36.68)
CIE-LCH	lch(33.48, 37.17, 80.63°)
OKLab	oklab(42.88% 0.0129 0.0796)
OKLCH	oklch(42.88% 0.081 80.8)
XYZ	xyz(8.0223, 7.7604, 1.5655)
Luminance	0.0776 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#664A10 #102C66

analogous

#661F10 #664A10 #576610

triadic

#664A10 #10664A #4A1066

tetradic

#664A10 #10661F #102C66 #661057

square

#664A10 #10661F #102C66 #661057

split-complementary

#664A10 #105766 #1F1066

monochromatic

#1A1304 #312408 #664A10 #9B7018 #D09721

Accessibility & contrast

On white

8.23

#664A10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#664A10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #664A10

8.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##664A10	#FFFFFF	#000000	##FFFFFF
##664A10	1.00	8.23	2.55	8.23
#FFFFFF	8.23	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554B05

Deuteranopia (green-blind)

#5C5213

Tritanopia (blue-blind)

#70423F

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #664a10;
/* rgb */ color: rgb(102, 74, 16);
/* oklch */ color: oklch(42.9% 0.081 80.8);

Tailwind

colors: {
  custom: {
    50: '#967c54',
    500: '#664a10',
    950: '#000000',
  },
}

SCSS

$custom: #664a10;
$custom-light: #967c54;
$custom-dark: #000000;

JSON

{
  "hex": "#664a10",
  "rgb": {
    "r": 102,
    "g": 74,
    "b": 16
  },
  "hsl": {
    "h": 40.465,
    "s": 72.881,
    "l": 23.137
  },
  "oklch": {
    "l": 0.42877,
    "c": 0.08059,
    "h": 80.8
  },
  "luminance": 0.0776
}

Semantic roles & 50–950 ramp

primary

#664A10

secondary

#33569E

accent

#74F038

background

#F9F7F4

surface

#F2EEE8

border

#CCC9C4

text

#0E0903

muted

#7E7B78

Preview Lab

Preview with #664A10

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

Preview Lab → · Contrast checker → · Palette generator →