#66E699#66E699

#66E699 is a very light, vivid green. Relative luminance 0.617; OKLCH L 83.3% C 0.158 H 154.5°. Best body text is #000000 at 13.34:1 contrast (WCAG AA passes).

Color values

HEX	#66E699
RGB	rgb(102, 230, 153)
HSL	hsl(144, 72%, 65%)
HSV	hsv(144, 56%, 90%)
CMYK	cmyk(55.7%, 0%, 33.5%, 9.8%)
CIE-LAB	lab(82.76, -52.50, 27.09)
CIE-LCH	lch(82.76, 59.07, 152.71°)
OKLab	oklab(83.32% -0.1427 0.0682)
OKLCH	oklch(83.32% 0.158 154.5)
XYZ	xyz(39.5229, 61.7147, 39.9602)
Luminance	0.6172 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E699 #E666B3

analogous

#73E666 #66E699 #66E6D9

triadic

#66E699 #9966E6 #E69966

tetradic

#66E699 #6673E6 #E666B3 #E6D966

square

#66E699 #6673E6 #E666B3 #E6D966

split-complementary

#66E699 #D966E6 #E66673

monochromatic

#1DB459 #31DD76 #66E699 #9BEFBC #CFF7DF

Accessibility & contrast

On white

1.57

#66E699 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.34

#66E699 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E699

13.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E699	#FFFFFF	#000000	##000000
##66E699	1.00	1.57	13.34	13.34
#FFFFFF	1.57	1.00	21.00	21.00
#000000	13.34	21.00	1.00	1.00
##000000	13.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E6D694

Deuteranopia (green-blind)

#D4C99E

Tritanopia (blue-blind)

#3FE4D2

Achromatopsia (no color)

#CECECE

Design tokens & code

CSS

--color: #66e699;
/* rgb */ color: rgb(102, 230, 153);
/* oklch */ color: oklch(83.3% 0.158 154.5);

Tailwind

colors: {
  custom: {
    50: '#9befb7',
    500: '#66e699',
    950: '#000000',
  },
}

SCSS

$custom: #66e699;
$custom-light: #9befb7;
$custom-dark: #000000;

JSON

{
  "hex": "#66e699",
  "rgb": {
    "r": 102,
    "g": 230,
    "b": 153
  },
  "hsl": {
    "h": 143.906,
    "s": 71.91,
    "l": 65.098
  },
  "oklch": {
    "l": 0.83319,
    "c": 0.15817,
    "h": 154.5
  },
  "luminance": 0.61718
}

Semantic roles & 50–950 ramp

primary

#66E699

secondary

#B53C84

accent

#1286D4

background

#FCFFFD

surface

#F5FEF8

border

#CFD6D1

text

#0F1611

muted

#808581

Preview Lab

Preview with #66E699

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

Preview Lab → · Contrast checker → · Palette generator →