#66E45F#66E45F

#66E45F is a light, highly saturated green. Relative luminance 0.591; OKLCH L 81.9% C 0.207 H 142.5°. Best body text is #000000 at 12.83:1 contrast (WCAG AA passes).

Color values

HEX	#66E45F
RGB	rgb(102, 228, 95)
HSL	hsl(117, 71%, 63%)
HSV	hsv(117, 58%, 89%)
CMYK	cmyk(55.3%, 0%, 58.3%, 10.6%)
CIE-LAB	lab(81.37, -60.32, 53.47)
CIE-LCH	lch(81.37, 80.61, 138.45°)
OKLab	oklab(81.91% -0.1642 0.1259)
OKLCH	oklch(81.91% 0.207 142.5)
XYZ	xyz(35.2866, 59.1348, 20.3789)
Luminance	0.5914 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E45F #DD5FE4

analogous

#A8E45F #66E45F #5FE49A

triadic

#66E45F #5F66E4 #E45F66

tetradic

#66E45F #5FA8E4 #DD5FE4 #E49A5F

square

#66E45F #5FA8E4 #DD5FE4 #E49A5F

split-complementary

#66E45F #9A5FE4 #E45FA8

monochromatic

#24AC1D #34DB2B #66E45F #98ED93 #CAF6C8

Accessibility & contrast

On white

1.64

#66E45F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.83

#66E45F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E45F

12.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E45F	#FFFFFF	#000000	##000000
##66E45F	1.00	1.64	12.83	12.83
#FFFFFF	1.64	1.00	21.00	21.00
#000000	12.83	21.00	1.00	1.00
##000000	12.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E9D151

Deuteranopia (green-blind)

#D9C669

Tritanopia (blue-blind)

#53DEC7

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #66e45f;
/* rgb */ color: rgb(102, 228, 95);
/* oklch */ color: oklch(81.9% 0.207 142.5);

Tailwind

colors: {
  custom: {
    50: '#9ced90',
    500: '#66e45f',
    950: '#000000',
  },
}

SCSS

$custom: #66e45f;
$custom-light: #9ced90;
$custom-dark: #000000;

JSON

{
  "hex": "#66e45f",
  "rgb": {
    "r": 102,
    "g": 228,
    "b": 95
  },
  "hsl": {
    "h": 116.842,
    "s": 71.123,
    "l": 63.333
  },
  "oklch": {
    "l": 0.81913,
    "c": 0.20696,
    "h": 142.5
  },
  "luminance": 0.59138
}

Semantic roles & 50–950 ramp

primary

#66E45F

secondary

#A73AAD

accent

#12D3C9

background

#FCFFFC

surface

#F6FEF4

border

#D0D6CE

text

#0F160D

muted

#80857F

Preview Lab

Preview with #66E45F

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

Preview Lab → · Contrast checker → · Palette generator →