#66E05F#66E05F

#66E05F is a light, highly saturated green. Relative luminance 0.570; OKLCH L 80.9% C 0.202 H 142.5°. Best body text is #000000 at 12.39:1 contrast (WCAG AA passes).

Color values

HEX	#66E05F
RGB	rgb(102, 224, 95)
HSL	hsl(117, 68%, 63%)
HSV	hsv(117, 58%, 88%)
CMYK	cmyk(54.5%, 0%, 57.6%, 12.2%)
CIE-LAB	lab(80.16, -58.84, 52.07)
CIE-LCH	lch(80.16, 78.57, 138.50°)
OKLab	oklab(80.92% -0.1602 0.1229)
OKLCH	oklch(80.92% 0.202 142.5)
XYZ	xyz(34.1990, 56.9594, 20.0163)
Luminance	0.5696 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E05F #D95FE0

analogous

#A7E05F #66E05F #5FE098

triadic

#66E05F #5F66E0 #E05F66

tetradic

#66E05F #5FA7E0 #D95FE0 #E0985F

square

#66E05F #5FA7E0 #D95FE0 #E0985F

split-complementary

#66E05F #985FE0 #E05FA7

monochromatic

#27A520 #35D62C #66E05F #97EA92 #C8F4C6

Accessibility & contrast

On white

1.69

#66E05F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.39

#66E05F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E05F

12.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E05F	#FFFFFF	#000000	##000000
##66E05F	1.00	1.69	12.39	12.39
#FFFFFF	1.69	1.00	21.00	21.00
#000000	12.39	21.00	1.00	1.00
##000000	12.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E5CD52

Deuteranopia (green-blind)

#D5C369

Tritanopia (blue-blind)

#54DAC4

Achromatopsia (no color)

#C7C7C7

Design tokens & code

CSS

--color: #66e05f;
/* rgb */ color: rgb(102, 224, 95);
/* oklch */ color: oklch(80.9% 0.202 142.5);

Tailwind

colors: {
  custom: {
    50: '#9ceb90',
    500: '#66e05f',
    950: '#000000',
  },
}

SCSS

$custom: #66e05f;
$custom-light: #9ceb90;
$custom-dark: #000000;

JSON

{
  "hex": "#66e05f",
  "rgb": {
    "r": 102,
    "g": 224,
    "b": 95
  },
  "hsl": {
    "h": 116.744,
    "s": 67.539,
    "l": 62.549
  },
  "oklch": {
    "l": 0.80918,
    "c": 0.20194,
    "h": 142.5
  },
  "luminance": 0.56962
}

Semantic roles & 50–950 ramp

primary

#66E05F

secondary

#A13CA7

accent

#16CFC5

background

#FCFEFC

surface

#F6FDF4

border

#D0D5CE

text

#0F160D

muted

#80847F

Preview Lab

Preview with #66E05F

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

Preview Lab → · Contrast checker → · Palette generator →