#66E565#66E565

#66E565 is a very light, highly saturated green. Relative luminance 0.598; OKLCH L 82.2% C 0.203 H 143.3°. Best body text is #000000 at 12.96:1 contrast (WCAG AA passes).

Color values

HEX	#66E565
RGB	rgb(102, 229, 101)
HSL	hsl(120, 71%, 65%)
HSV	hsv(120, 56%, 90%)
CMYK	cmyk(55.5%, 0%, 55.9%, 10.2%)
CIE-LAB	lab(81.73, -60.00, 51.21)
CIE-LCH	lch(81.73, 78.88, 139.52°)
OKLab	oklab(82.23% -0.1631 0.1215)
OKLCH	oklch(82.23% 0.203 143.3)
XYZ	xyz(35.8458, 59.7999, 21.9630)
Luminance	0.5980 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E565 #E465E5

analogous

#A6E565 #66E565 #65E5A4

triadic

#66E565 #6566E5 #E56566

tetradic

#66E565 #65A6E5 #E465E5 #E5A465

square

#66E565 #65A6E5 #E465E5 #E5A465

split-complementary

#66E565 #A465E5 #E565A6

monochromatic

#1FB21E #32DC31 #66E565 #9AEE99 #CEF7CE

Accessibility & contrast

On white

1.62

#66E565 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.96

#66E565 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E565

12.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E565	#FFFFFF	#000000	##000000
##66E565	1.00	1.62	12.96	12.96
#FFFFFF	1.62	1.00	21.00	21.00
#000000	12.96	21.00	1.00	1.00
##000000	12.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E9D258

Deuteranopia (green-blind)

#D9C76F

Tritanopia (blue-blind)

#52DFC9

Achromatopsia (no color)

#CBCBCB

Design tokens & code

CSS

--color: #66e565;
/* rgb */ color: rgb(102, 229, 101);
/* oklch */ color: oklch(82.2% 0.203 143.3);

Tailwind

colors: {
  custom: {
    50: '#9cee94',
    500: '#66e565',
    950: '#000000',
  },
}

SCSS

$custom: #66e565;
$custom-light: #9cee94;
$custom-dark: #000000;

JSON

{
  "hex": "#66e565",
  "rgb": {
    "r": 102,
    "g": 229,
    "b": 101
  },
  "hsl": {
    "h": 119.531,
    "s": 71.111,
    "l": 64.706
  },
  "oklch": {
    "l": 0.82233,
    "c": 0.20338,
    "h": 143.3
  },
  "luminance": 0.59803
}

Semantic roles & 50–950 ramp

primary

#66E565

secondary

#B13CB2

accent

#12D3D2

background

#FCFFFC

surface

#F6FEF4

border

#D0D6CE

text

#0F160D

muted

#80857F

Preview Lab

Preview with #66E565

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

Preview Lab → · Contrast checker → · Palette generator →