#66BE24#66BE24

#66BE24 is a light, vivid yellow-green. Relative luminance 0.398; OKLCH L 71.9% C 0.199 H 135.6°. Best body text is #000000 at 8.96:1 contrast (WCAG AA passes).

Color values

HEX	#66BE24
RGB	rgb(102, 190, 36)
HSL	hsl(94, 68%, 44%)
HSV	hsv(94, 81%, 75%)
CMYK	cmyk(46.3%, 0%, 81.1%, 25.5%)
CIE-LAB	lab(69.31, -50.77, 63.07)
CIE-LCH	lch(69.31, 80.97, 128.83°)
OKLab	oklab(71.86% -0.1419 0.1391)
OKLCH	oklch(71.86% 0.199 135.6)
XYZ	xyz(24.2108, 39.7775, 8.0708)
Luminance	0.3978 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66BE24 #7C24BE

analogous

#B3BE24 #66BE24 #24BE2F

triadic

#66BE24 #2466BE #BE2466

tetradic

#66BE24 #24B3BE #7C24BE #BE2F24

square

#66BE24 #24B3BE #7C24BE #BE2F24

split-complementary

#66BE24 #2F24BE #BE24B3

monochromatic

#2F5711 #4A8B1A #66BE24 #85DC44 #A6E577

Accessibility & contrast

On white

2.34

#66BE24 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.96

#66BE24 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66BE24

8.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66BE24	#FFFFFF	#000000	##000000
##66BE24	1.00	2.34	8.96	8.96
#FFFFFF	2.34	1.00	21.00	21.00
#000000	8.96	21.00	1.00	1.00
##000000	8.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C5AE00

Deuteranopia (green-blind)

#B9A737

Tritanopia (blue-blind)

#63B7A2

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #66be24;
/* rgb */ color: rgb(102, 190, 36);
/* oklch */ color: oklch(71.9% 0.199 135.6);

Tailwind

colors: {
  custom: {
    50: '#9ad26d',
    500: '#66be24',
    950: '#000000',
  },
}

SCSS

$custom: #66be24;
$custom-light: #9ad26d;
$custom-dark: #000000;

JSON

{
  "hex": "#66be24",
  "rgb": {
    "r": 102,
    "g": 190,
    "b": 36
  },
  "hsl": {
    "h": 94.286,
    "s": 68.142,
    "l": 44.314
  },
  "oklch": {
    "l": 0.71857,
    "c": 0.19868,
    "h": 135.6
  },
  "luminance": 0.39779
}

Semantic roles & 50–950 ramp

primary

#66BE24

secondary

#A571CD

accent

#3DEBA0

background

#FAFDF7

surface

#F3FAED

border

#CDD3C8

text

#0F1408

muted

#7F837B

Preview Lab

Preview with #66BE24

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

Preview Lab → · Contrast checker → · Palette generator →