#666E29#666E29

#666E29 is a mid, moderate yellow. Relative luminance 0.141; OKLCH L 51.6% C 0.093 H 115.3°. Best body text is #FFFFFF at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#666E29
RGB	rgb(102, 110, 41)
HSL	hsl(67, 46%, 30%)
HSV	hsv(67, 63%, 43%)
CMYK	cmyk(7.3%, 0%, 62.7%, 56.9%)
CIE-LAB	lab(44.43, -13.49, 36.49)
CIE-LCH	lch(44.43, 38.90, 110.28°)
OKLab	oklab(51.63% -0.0397 0.084)
OKLCH	oklch(51.63% 0.093 115.3)
XYZ	xyz(11.4559, 14.1369, 4.2226)
Luminance	0.1414 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#666E29 #31296E

analogous

#6E5429 #666E29 #436E29

triadic

#666E29 #29666E #6E2966

tetradic

#666E29 #296E54 #31296E #6E2943

square

#666E29 #296E54 #31296E #6E2943

split-complementary

#666E29 #29436E #54296E

monochromatic

#151608 #3D4118 #666E29 #8F9B3A #B2BF53

Accessibility & contrast

On white

5.49

#666E29 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.83

#666E29 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #666E29

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##666E29	#FFFFFF	#000000	##FFFFFF
##666E29	1.00	5.49	3.83	5.49
#FFFFFF	5.49	1.00	21.00	1.00
#000000	3.83	21.00	1.00	21.00
##FFFFFF	5.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#766921

Deuteranopia (green-blind)

#756A2D

Tritanopia (blue-blind)

#6C685F

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #666e29;
/* rgb */ color: rgb(102, 110, 41);
/* oklch */ color: oklch(51.6% 0.093 115.3);

Tailwind

colors: {
  custom: {
    50: '#949766',
    500: '#666e29',
    950: '#000000',
  },
}

SCSS

$custom: #666e29;
$custom-light: #949766;
$custom-dark: #000000;

JSON

{
  "hex": "#666e29",
  "rgb": {
    "r": 102,
    "g": 110,
    "b": 41
  },
  "hsl": {
    "h": 66.957,
    "s": 45.695,
    "l": 29.608
  },
  "oklch": {
    "l": 0.51628,
    "c": 0.09286,
    "h": 115.3
  },
  "luminance": 0.14137
}

Semantic roles & 50–950 ramp

primary

#666E29

secondary

#5C53A0

accent

#52D562

background

#F9F9F6

surface

#F2F2EB

border

#CCCCC6

text

#0D0D06

muted

#7E7E7A

Preview Lab

Preview with #666E29

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

Preview Lab → · Contrast checker → · Palette generator →