#664E16#664E16

#664E16 is a dark, moderate orange. Relative luminance 0.083; OKLCH L 43.8% C 0.078 H 84.6°. Best body text is #FFFFFF at 7.88:1 contrast (WCAG AA passes).

Color values

HEX	#664E16
RGB	rgb(102, 78, 22)
HSL	hsl(42, 65%, 24%)
HSV	hsv(42, 78%, 40%)
CMYK	cmyk(0%, 23.5%, 78.4%, 60%)
CIE-LAB	lab(34.67, 3.88, 35.23)
CIE-LCH	lch(34.67, 35.44, 83.71°)
OKLab	oklab(43.82% 0.0074 0.0779)
OKLCH	oklch(43.82% 0.078 84.6)
XYZ	xyz(8.3492, 8.3321, 1.9274)
Luminance	0.0833 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#664E16 #162E66

analogous

#662616 #664E16 #566616

triadic

#664E16 #16664E #4E1666

tetradic

#664E16 #166626 #162E66 #661656

square

#664E16 #166626 #162E66 #661656

split-complementary

#664E16 #165666 #261666

monochromatic

#191305 #34280B #664E16 #987421 #CB9B2C

Accessibility & contrast

On white

7.88

#664E16 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#664E16 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #664E16

7.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##664E16	#FFFFFF	#000000	##FFFFFF
##664E16	1.00	7.88	2.67	7.88
#FFFFFF	7.88	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#594E0E

Deuteranopia (green-blind)

#5E5419

Tritanopia (blue-blind)

#6F4643

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #664e16;
/* rgb */ color: rgb(102, 78, 22);
/* oklch */ color: oklch(43.8% 0.078 84.6);

Tailwind

colors: {
  custom: {
    50: '#957f57',
    500: '#664e16',
    950: '#000000',
  },
}

SCSS

$custom: #664e16;
$custom-light: #957f57;
$custom-dark: #000000;

JSON

{
  "hex": "#664e16",
  "rgb": {
    "r": 102,
    "g": 78,
    "b": 22
  },
  "hsl": {
    "h": 42,
    "s": 64.516,
    "l": 24.314
  },
  "oklch": {
    "l": 0.43821,
    "c": 0.07826,
    "h": 84.6
  },
  "luminance": 0.08331
}

Semantic roles & 50–950 ramp

primary

#664E16

secondary

#3B589D

accent

#72E840

background

#F9F7F5

surface

#F2EEE9

border

#CCC9C5

text

#0E0A03

muted

#7E7C78

Preview Lab

Preview with #664E16

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

Preview Lab → · Contrast checker → · Palette generator →