#666A22#666A22

#666A22 is a mid, moderate yellow. Relative luminance 0.132; OKLCH L 50.6% C 0.094 H 112.4°. Best body text is #FFFFFF at 5.75:1 contrast (WCAG AA passes).

Color values

HEX	#666A22
RGB	rgb(102, 106, 34)
HSL	hsl(63, 51%, 27%)
HSV	hsv(63, 68%, 42%)
CMYK	cmyk(3.8%, 0%, 67.9%, 58.4%)
CIE-LAB	lab(43.14, -11.80, 38.40)
CIE-LCH	lch(43.14, 40.17, 107.09°)
OKLab	oklab(50.57% -0.0357 0.0869)
OKLCH	oklch(50.57% 0.094 112.4)
XYZ	xyz(10.9226, 13.2486, 3.4949)
Luminance	0.1325 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#666A22 #26226A

analogous

#6A4A22 #666A22 #426A22

triadic

#666A22 #22666A #6A2266

tetradic

#666A22 #226A4A #26226A #6A2242

square

#666A22 #226A4A #26226A #6A2242

split-complementary

#666A22 #22426A #4A226A

monochromatic

#161707 #393C13 #666A22 #939831 #BCC344

Accessibility & contrast

On white

5.75

#666A22 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.65

#666A22 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #666A22

5.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##666A22	#FFFFFF	#000000	##FFFFFF
##666A22	1.00	5.75	3.65	5.75
#FFFFFF	5.75	1.00	21.00	1.00
#000000	3.65	21.00	1.00	21.00
##FFFFFF	5.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#726518

Deuteranopia (green-blind)

#726727

Tritanopia (blue-blind)

#6D635B

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #666a22;
/* rgb */ color: rgb(102, 106, 34);
/* oklch */ color: oklch(50.6% 0.094 112.4);

Tailwind

colors: {
  custom: {
    50: '#949461',
    500: '#666a22',
    950: '#000000',
  },
}

SCSS

$custom: #666a22;
$custom-light: #949461;
$custom-dark: #000000;

JSON

{
  "hex": "#666a22",
  "rgb": {
    "r": 102,
    "g": 106,
    "b": 34
  },
  "hsl": {
    "h": 63.333,
    "s": 51.429,
    "l": 27.451
  },
  "oklch": {
    "l": 0.50572,
    "c": 0.09398,
    "h": 112.4
  },
  "luminance": 0.13248
}

Semantic roles & 50–950 ramp

primary

#666A22

secondary

#4F4A9E

accent

#4DDB55

background

#F9F9F5

surface

#F2F1EA

border

#CCCBC6

text

#0D0D05

muted

#7E7E79

Preview Lab

Preview with #666A22

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

Preview Lab → · Contrast checker → · Palette generator →