#66AE24#66AE24

#66AE24 is a light, vivid yellow-green. Relative luminance 0.332; OKLCH L 67.8% C 0.180 H 133.9°. Best body text is #000000 at 7.64:1 contrast (WCAG AA passes).

Color values

HEX	#66AE24
RGB	rgb(102, 174, 36)
HSL	hsl(91, 66%, 41%)
HSV	hsv(91, 79%, 68%)
CMYK	cmyk(41.4%, 0%, 79.3%, 31.8%)
CIE-LAB	lab(64.34, -44.35, 58.48)
CIE-LCH	lch(64.34, 73.39, 127.17°)
OKLab	oklab(67.78% -0.1247 0.1294)
OKLCH	oklch(67.78% 0.18 133.9)
XYZ	xyz(20.9336, 33.2232, 6.9784)
Luminance	0.3322 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66AE24 #6C24AE

analogous

#ABAE24 #66AE24 #24AE27

triadic

#66AE24 #2466AE #AE2466

tetradic

#66AE24 #24ABAE #6C24AE #AE2724

square

#66AE24 #24ABAE #6C24AE #AE2724

split-complementary

#66AE24 #2724AE #AE24AB

monochromatic

#2B490F #487B1A #66AE24 #84D639 #A4E16C

Accessibility & contrast

On white

2.75

#66AE24 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.64

#66AE24 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66AE24

7.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66AE24	#FFFFFF	#000000	##000000
##66AE24	1.00	2.75	7.64	7.64
#FFFFFF	2.75	1.00	21.00	21.00
#000000	7.64	21.00	1.00	1.00
##000000	7.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5A000

Deuteranopia (green-blind)

#AB9A33

Tritanopia (blue-blind)

#65A795

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #66ae24;
/* rgb */ color: rgb(102, 174, 36);
/* oklch */ color: oklch(67.8% 0.180 133.9);

Tailwind

colors: {
  custom: {
    50: '#98c66b',
    500: '#66ae24',
    950: '#000000',
  },
}

SCSS

$custom: #66ae24;
$custom-light: #98c66b;
$custom-dark: #000000;

JSON

{
  "hex": "#66ae24",
  "rgb": {
    "r": 102,
    "g": 174,
    "b": 36
  },
  "hsl": {
    "h": 91.304,
    "s": 65.714,
    "l": 41.176
  },
  "oklch": {
    "l": 0.67779,
    "c": 0.17968,
    "h": 133.9
  },
  "luminance": 0.33224
}

Semantic roles & 50–950 ramp

primary

#66AE24

secondary

#9967C7

accent

#3FE998

background

#F9FCF6

surface

#F2F8EC

border

#CCD1C7

text

#0E1307

muted

#7E827A

Preview Lab

Preview with #66AE24

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

Preview Lab → · Contrast checker → · Palette generator →