#66E665#66E665

#66E665 is a very light, highly saturated green. Relative luminance 0.604; OKLCH L 82.5% C 0.205 H 143.3°. Best body text is #000000 at 13.07:1 contrast (WCAG AA passes).

Color values

HEX	#66E665
RGB	rgb(102, 230, 101)
HSL	hsl(120, 72%, 65%)
HSV	hsv(120, 56%, 90%)
CMYK	cmyk(55.7%, 0%, 56.1%, 9.8%)
CIE-LAB	lab(82.03, -60.37, 51.56)
CIE-LCH	lch(82.03, 79.39, 139.50°)
OKLab	oklab(82.48% -0.1641 0.1223)
OKLCH	oklch(82.48% 0.205 143.3)
XYZ	xyz(36.1233, 60.3549, 22.0554)
Luminance	0.6036 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E665 #E565E6

analogous

#A6E665 #66E665 #65E6A5

triadic

#66E665 #6566E6 #E66566

tetradic

#66E665 #65A6E6 #E565E6 #E6A565

square

#66E665 #65A6E6 #E565E6 #E6A565

split-complementary

#66E665 #A565E6 #E665A6

monochromatic

#1EB31D #32DD30 #66E665 #9AEF9A #CFF7CE

Accessibility & contrast

On white

1.61

#66E665 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.07

#66E665 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E665

13.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E665	#FFFFFF	#000000	##000000
##66E665	1.00	1.61	13.07	13.07
#FFFFFF	1.61	1.00	21.00	21.00
#000000	13.07	21.00	1.00	1.00
##000000	13.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EAD358

Deuteranopia (green-blind)

#DAC86F

Tritanopia (blue-blind)

#51E0C9

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #66e665;
/* rgb */ color: rgb(102, 230, 101);
/* oklch */ color: oklch(82.5% 0.205 143.3);

Tailwind

colors: {
  custom: {
    50: '#9cef94',
    500: '#66e665',
    950: '#000000',
  },
}

SCSS

$custom: #66e665;
$custom-light: #9cef94;
$custom-dark: #000000;

JSON

{
  "hex": "#66e665",
  "rgb": {
    "r": 102,
    "g": 230,
    "b": 101
  },
  "hsl": {
    "h": 119.535,
    "s": 72.067,
    "l": 64.902
  },
  "oklch": {
    "l": 0.82481,
    "c": 0.20465,
    "h": 143.3
  },
  "luminance": 0.60358
}

Semantic roles & 50–950 ramp

primary

#66E665

secondary

#B33BB4

accent

#11D4D3

background

#FCFFFC

surface

#F6FEF4

border

#D0D6CE

text

#0F160D

muted

#80857F

Preview Lab

Preview with #66E665

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

Preview Lab → · Contrast checker → · Palette generator →