#664C10#664C10

#664C10 is a dark, moderate orange. Relative luminance 0.080; OKLCH L 43.3% C 0.081 H 83.4°. Best body text is #FFFFFF at 8.06:1 contrast (WCAG AA passes).

Color values

HEX	#664C10
RGB	rgb(102, 76, 16)
HSL	hsl(42, 73%, 23%)
HSV	hsv(42, 84%, 40%)
CMYK	cmyk(0%, 25.5%, 84.3%, 60%)
CIE-LAB	lab(34.05, 4.83, 37.19)
CIE-LCH	lch(34.05, 37.51, 82.60°)
OKLab	oklab(43.32% 0.0094 0.0807)
OKLCH	oklch(43.32% 0.081 83.4)
XYZ	xyz(8.1580, 8.0317, 1.6107)
Luminance	0.0803 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#664C10 #102A66

analogous

#662110 #664C10 #556610

triadic

#664C10 #10664C #4C1066

tetradic

#664C10 #106621 #102A66 #661055

square

#664C10 #106621 #102A66 #661055

split-complementary

#664C10 #105566 #211066

monochromatic

#1A1404 #312508 #664C10 #9B7318 #D09B21

Accessibility & contrast

On white

8.06

#664C10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#664C10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #664C10

8.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##664C10	#FFFFFF	#000000	##FFFFFF
##664C10	1.00	8.06	2.61	8.06
#FFFFFF	8.06	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#574C05

Deuteranopia (green-blind)

#5D5313

Tritanopia (blue-blind)

#6F4441

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #664c10;
/* rgb */ color: rgb(102, 76, 16);
/* oklch */ color: oklch(43.3% 0.081 83.4);

Tailwind

colors: {
  custom: {
    50: '#957d54',
    500: '#664c10',
    950: '#000000',
  },
}

SCSS

$custom: #664c10;
$custom-light: #957d54;
$custom-dark: #000000;

JSON

{
  "hex": "#664c10",
  "rgb": {
    "r": 102,
    "g": 76,
    "b": 16
  },
  "hsl": {
    "h": 41.86,
    "s": 72.881,
    "l": 23.137
  },
  "oklch": {
    "l": 0.43324,
    "c": 0.08121,
    "h": 83.4
  },
  "luminance": 0.08031
}

Semantic roles & 50–950 ramp

primary

#664C10

secondary

#33549E

accent

#70F038

background

#F9F7F5

surface

#F2EEE8

border

#CCC9C4

text

#0E0903

muted

#7E7B78

Preview Lab

Preview with #664C10

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

Preview Lab → · Contrast checker → · Palette generator →