#66AE29#66AE29

#66AE29 is a light, vivid yellow-green. Relative luminance 0.333; OKLCH L 67.8% C 0.177 H 134.2°. Best body text is #000000 at 7.65:1 contrast (WCAG AA passes).

Color values

HEX	#66AE29
RGB	rgb(102, 174, 41)
HSL	hsl(92, 62%, 42%)
HSV	hsv(92, 76%, 68%)
CMYK	cmyk(41.4%, 0%, 76.4%, 31.8%)
CIE-LAB	lab(64.37, -44.07, 56.91)
CIE-LCH	lch(64.37, 71.98, 127.75°)
OKLab	oklab(67.81% -0.1236 0.1269)
OKLCH	oklch(67.81% 0.177 134.2)
XYZ	xyz(21.0154, 33.2559, 7.4091)
Luminance	0.3326 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66AE29 #7129AE

analogous

#A9AE29 #66AE29 #29AE2F

triadic

#66AE29 #2966AE #AE2966

tetradic

#66AE29 #29A9AE #7129AE #AE2F29

square

#66AE29 #29A9AE #7129AE #AE2F29

split-complementary

#66AE29 #2F29AE #AE29A9

monochromatic

#2C4B12 #497C1D #66AE29 #84D242 #A4DE73

Accessibility & contrast

On white

2.74

#66AE29 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.65

#66AE29 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66AE29

7.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66AE29	#FFFFFF	#000000	##000000
##66AE29	1.00	2.74	7.65	7.65
#FFFFFF	2.74	1.00	21.00	21.00
#000000	7.65	21.00	1.00	1.00
##000000	7.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5A008

Deuteranopia (green-blind)

#AB9A37

Tritanopia (blue-blind)

#65A795

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #66ae29;
/* rgb */ color: rgb(102, 174, 41);
/* oklch */ color: oklch(67.8% 0.177 134.2);

Tailwind

colors: {
  custom: {
    50: '#98c76d',
    500: '#66ae29',
    950: '#000000',
  },
}

SCSS

$custom: #66ae29;
$custom-light: #98c76d;
$custom-dark: #000000;

JSON

{
  "hex": "#66ae29",
  "rgb": {
    "r": 102,
    "g": 174,
    "b": 41
  },
  "hsl": {
    "h": 92.481,
    "s": 61.86,
    "l": 42.157
  },
  "oklch": {
    "l": 0.67809,
    "c": 0.17712,
    "h": 134.2
  },
  "luminance": 0.33257
}

Semantic roles & 50–950 ramp

primary

#66AE29

secondary

#9D6DC5

accent

#43E59B

background

#F9FCF6

surface

#F2F8EC

border

#CCD1C7

text

#0E1308

muted

#7E827B

Preview Lab

Preview with #66AE29

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

Preview Lab → · Contrast checker → · Palette generator →