#66E845#66E845

#66E845 is a very light, highly saturated green. Relative luminance 0.610; OKLCH L 82.7% C 0.230 H 140.0°. Best body text is #000000 at 13.19:1 contrast (WCAG AA passes).

Color values

HEX	#66E845
RGB	rgb(102, 232, 69)
HSL	hsl(108, 78%, 59%)
HSV	hsv(108, 70%, 91%)
CMYK	cmyk(56%, 0%, 70.3%, 9%)
CIE-LAB	lab(82.36, -64.19, 65.09)
CIE-LCH	lch(82.36, 91.42, 134.60°)
OKLab	oklab(82.66% -0.1762 0.1478)
OKLCH	oklch(82.66% 0.23 140)
XYZ	xyz(35.4087, 60.9646, 15.5305)
Luminance	0.6097 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E845 #C745E8

analogous

#B7E845 #66E845 #45E876

triadic

#66E845 #4566E8 #E84566

tetradic

#66E845 #45B7E8 #C745E8 #E87645

square

#66E845 #45B7E8 #C745E8 #E87645

split-complementary

#66E845 #7645E8 #E845B7

monochromatic

#309F14 #40D51A #66E845 #93EF7B #C0F5B2

Accessibility & contrast

On white

1.59

#66E845 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.19

#66E845 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E845

13.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E845	#FFFFFF	#000000	##000000
##66E845	1.00	1.59	13.19	13.19
#FFFFFF	1.59	1.00	21.00	21.00
#000000	13.19	21.00	1.00	1.00
##000000	13.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EED42A

Deuteranopia (green-blind)

#DEC955

Tritanopia (blue-blind)

#57E1C8

Achromatopsia (no color)

#CDCDCD

Design tokens & code

CSS

--color: #66e845;
/* rgb */ color: rgb(102, 232, 69);
/* oklch */ color: oklch(82.7% 0.230 140.0);

Tailwind

colors: {
  custom: {
    50: '#9ef082',
    500: '#66e845',
    950: '#000000',
  },
}

SCSS

$custom: #66e845;
$custom-light: #9ef082;
$custom-dark: #000000;

JSON

{
  "hex": "#66e845",
  "rgb": {
    "r": 102,
    "g": 232,
    "b": 69
  },
  "hsl": {
    "h": 107.853,
    "s": 77.99,
    "l": 59.02
  },
  "oklch": {
    "l": 0.82663,
    "c": 0.22995,
    "h": 140
  },
  "luminance": 0.60968
}

Semantic roles & 50–950 ramp

primary

#66E845

secondary

#8B2FA2

accent

#33F4CD

background

#FDFFFB

surface

#F7FEF2

border

#D0D6CC

text

#10170B

muted

#81857E

Preview Lab

Preview with #66E845

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

Preview Lab → · Contrast checker → · Palette generator →