#66E97F#66E97F

#66E97F is a very light, vivid green. Relative luminance 0.626; OKLCH L 83.6% C 0.186 H 147.6°. Best body text is #000000 at 13.53:1 contrast (WCAG AA passes).

Color values

HEX	#66E97F
RGB	rgb(102, 233, 127)
HSL	hsl(131, 75%, 66%)
HSV	hsv(131, 56%, 91%)
CMYK	cmyk(56.2%, 0%, 45.5%, 8.6%)
CIE-LAB	lab(83.25, -58.01, 40.78)
CIE-LCH	lch(83.25, 70.91, 144.90°)
OKLab	oklab(83.59% -0.157 0.0997)
OKLCH	oklch(83.59% 0.186 147.6)
XYZ	xyz(38.4466, 62.6315, 30.1376)
Luminance	0.6263 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E97F #E966D0

analogous

#8EE966 #66E97F #66E9C0

triadic

#66E97F #7F66E9 #E97F66

tetradic

#66E97F #668EE9 #E966D0 #E9C066

square

#66E97F #668EE9 #E966D0 #E9C066

split-complementary

#66E97F #C066E9 #E9668E

monochromatic

#1BBA39 #30E152 #66E97F #9CF1AC #D1F8D9

Accessibility & contrast

On white

1.55

#66E97F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.53

#66E97F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E97F

13.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E97F	#FFFFFF	#000000	##000000
##66E97F	1.00	1.55	13.53	13.53
#FFFFFF	1.55	1.00	21.00	21.00
#000000	13.53	21.00	1.00	1.00
##000000	13.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EBD777

Deuteranopia (green-blind)

#DACB86

Tritanopia (blue-blind)

#49E4D0

Achromatopsia (no color)

#CFCFCF

Design tokens & code

CSS

--color: #66e97f;
/* rgb */ color: rgb(102, 233, 127);
/* oklch */ color: oklch(83.6% 0.186 147.6);

Tailwind

colors: {
  custom: {
    50: '#9cf1a5',
    500: '#66e97f',
    950: '#000000',
  },
}

SCSS

$custom: #66e97f;
$custom-light: #9cf1a5;
$custom-dark: #000000;

JSON

{
  "hex": "#66e97f",
  "rgb": {
    "r": 102,
    "g": 233,
    "b": 127
  },
  "hsl": {
    "h": 131.45,
    "s": 74.857,
    "l": 65.686
  },
  "oklch": {
    "l": 0.83585,
    "c": 0.186,
    "h": 147.6
  },
  "luminance": 0.62635
}

Semantic roles & 50–950 ramp

primary

#66E97F

secondary

#B93AA1

accent

#0EB1D7

background

#FCFFFC

surface

#F6FEF6

border

#D0D6D0

text

#0F170F

muted

#808580

Preview Lab

Preview with #66E97F

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

Preview Lab → · Contrast checker → · Palette generator →