#664D0F#664D0F

#664D0F is a dark, moderate orange. Relative luminance 0.082; OKLCH L 43.5% C 0.082 H 84.8°. Best body text is #FFFFFF at 7.97:1 contrast (WCAG AA passes).

Color values

HEX	#664D0F
RGB	rgb(102, 77, 15)
HSL	hsl(43, 74%, 23%)
HSV	hsv(43, 85%, 40%)
CMYK	cmyk(0%, 24.5%, 85.3%, 60%)
CIE-LAB	lab(34.33, 4.18, 37.83)
CIE-LCH	lch(34.33, 38.06, 83.70°)
OKLab	oklab(43.54% 0.0074 0.0818)
OKLCH	oklch(43.54% 0.082 84.8)
XYZ	xyz(8.2201, 8.1676, 1.5954)
Luminance	0.0817 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#664D0F #0F2866

analogous

#66220F #664D0F #53660F

triadic

#664D0F #0F664D #4D0F66

tetradic

#664D0F #0F6622 #0F2866 #660F53

square

#664D0F #0F6622 #0F2866 #660F53

split-complementary

#664D0F #0F5366 #220F66

monochromatic

#1B1404 #312507 #664D0F #9B7517 #D19E1F

Accessibility & contrast

On white

7.97

#664D0F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.63

#664D0F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #664D0F

7.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##664D0F	#FFFFFF	#000000	##FFFFFF
##664D0F	1.00	7.97	2.63	7.97
#FFFFFF	7.97	1.00	21.00	1.00
#000000	2.63	21.00	1.00	21.00
##FFFFFF	7.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#584D03

Deuteranopia (green-blind)

#5E5312

Tritanopia (blue-blind)

#6F4541

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #664d0f;
/* rgb */ color: rgb(102, 77, 15);
/* oklch */ color: oklch(43.5% 0.082 84.8);

Tailwind

colors: {
  custom: {
    50: '#957e54',
    500: '#664d0f',
    950: '#000000',
  },
}

SCSS

$custom: #664d0f;
$custom-light: #957e54;
$custom-dark: #000000;

JSON

{
  "hex": "#664d0f",
  "rgb": {
    "r": 102,
    "g": 77,
    "b": 15
  },
  "hsl": {
    "h": 42.759,
    "s": 74.359,
    "l": 22.941
  },
  "oklch": {
    "l": 0.43542,
    "c": 0.08213,
    "h": 84.8
  },
  "luminance": 0.08167
}

Semantic roles & 50–950 ramp

primary

#664D0F

secondary

#32519F

accent

#6CF137

background

#F9F7F4

surface

#F2EEE8

border

#CCC9C4

text

#0E0903

muted

#7E7B78

Preview Lab

Preview with #664D0F

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

Preview Lab → · Contrast checker → · Palette generator →