#666F22#666F22

#666F22 is a mid, moderate yellow. Relative luminance 0.143; OKLCH L 51.8% C 0.100 H 115.7°. Best body text is #FFFFFF at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#666F22
RGB	rgb(102, 111, 34)
HSL	hsl(67, 53%, 28%)
HSV	hsv(67, 69%, 44%)
CMYK	cmyk(8.1%, 0%, 69.4%, 56.5%)
CIE-LAB	lab(44.67, -14.56, 39.99)
CIE-LCH	lch(44.67, 42.56, 110.01°)
OKLab	oklab(51.8% -0.0435 0.0903)
OKLCH	oklch(51.8% 0.1 115.7)
XYZ	xyz(11.4529, 14.3093, 3.6717)
Luminance	0.1431 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#666F22 #2B226F

analogous

#6F5122 #666F22 #3F6F22

triadic

#666F22 #22666F #6F2266

tetradic

#666F22 #226F51 #2B226F #6F223F

square

#666F22 #226F51 #2B226F #6F223F

split-complementary

#666F22 #223F6F #51226F

monochromatic

#161707 #3B4014 #666F22 #919E30 #B7C645

Accessibility & contrast

On white

5.44

#666F22 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.86

#666F22 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #666F22

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##666F22	#FFFFFF	#000000	##FFFFFF
##666F22	1.00	5.44	3.86	5.44
#FFFFFF	5.44	1.00	21.00	1.00
#000000	3.86	21.00	1.00	21.00
##FFFFFF	5.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#776917

Deuteranopia (green-blind)

#766A28

Tritanopia (blue-blind)

#6D695F

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #666f22;
/* rgb */ color: rgb(102, 111, 34);
/* oklch */ color: oklch(51.8% 0.100 115.7);

Tailwind

colors: {
  custom: {
    50: '#949862',
    500: '#666f22',
    950: '#000000',
  },
}

SCSS

$custom: #666f22;
$custom-light: #949862;
$custom-dark: #000000;

JSON

{
  "hex": "#666f22",
  "rgb": {
    "r": 102,
    "g": 111,
    "b": 34
  },
  "hsl": {
    "h": 67.013,
    "s": 53.103,
    "l": 28.431
  },
  "oklch": {
    "l": 0.51804,
    "c": 0.1002,
    "h": 115.7
  },
  "luminance": 0.14309
}

Semantic roles & 50–950 ramp

primary

#666F22

secondary

#554AA2

accent

#4BDD5C

background

#F9F9F5

surface

#F2F2EA

border

#CCCCC6

text

#0D0D05

muted

#7E7E79

Preview Lab

Preview with #666F22

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

Preview Lab → · Contrast checker → · Palette generator →