#66AE2A#66AE2A

#66AE2A is a light, vivid yellow-green. Relative luminance 0.333; OKLCH L 67.8% C 0.177 H 134.3°. Best body text is #000000 at 7.65:1 contrast (WCAG AA passes).

Color values

HEX	#66AE2A
RGB	rgb(102, 174, 42)
HSL	hsl(93, 61%, 42%)
HSV	hsv(93, 76%, 68%)
CMYK	cmyk(41.4%, 0%, 75.9%, 31.8%)
CIE-LAB	lab(64.37, -44.01, 56.58)
CIE-LCH	lch(64.37, 71.68, 127.87°)
OKLab	oklab(67.82% -0.1234 0.1263)
OKLCH	oklch(67.82% 0.177 134.3)
XYZ	xyz(21.0331, 33.2629, 7.5022)
Luminance	0.3326 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66AE2A #722AAE

analogous

#A8AE2A #66AE2A #2AAE30

triadic

#66AE2A #2A66AE #AE2A66

tetradic

#66AE2A #2AA8AE #722AAE #AE302A

square

#66AE2A #2AA8AE #722AAE #AE302A

split-complementary

#66AE2A #302AAE #AE2AA8

monochromatic

#2C4B12 #497D1E #66AE2A #84D243 #A4DE75

Accessibility & contrast

On white

2.74

#66AE2A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.65

#66AE2A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66AE2A

7.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66AE2A	#FFFFFF	#000000	##000000
##66AE2A	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)

#B5A00B

Deuteranopia (green-blind)

#AB9A38

Tritanopia (blue-blind)

#65A795

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #66ae2a;
/* rgb */ color: rgb(102, 174, 42);
/* oklch */ color: oklch(67.8% 0.177 134.3);

Tailwind

colors: {
  custom: {
    50: '#98c76d',
    500: '#66ae2a',
    950: '#000000',
  },
}

SCSS

$custom: #66ae2a;
$custom-light: #98c76d;
$custom-dark: #000000;

JSON

{
  "hex": "#66ae2a",
  "rgb": {
    "r": 102,
    "g": 174,
    "b": 42
  },
  "hsl": {
    "h": 92.727,
    "s": 61.111,
    "l": 42.353
  },
  "oklch": {
    "l": 0.67815,
    "c": 0.17657,
    "h": 134.3
  },
  "luminance": 0.33264
}

Semantic roles & 50–950 ramp

primary

#66AE2A

secondary

#9E6FC5

accent

#44E49B

background

#F9FCF6

surface

#F2F8EC

border

#CCD1C7

text

#0E1308

muted

#7E827B

Preview Lab

Preview with #66AE2A

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

Preview Lab → · Contrast checker → · Palette generator →