#66E994#66E994

#66E994 is a very light, vivid green. Relative luminance 0.632; OKLCH L 84.0% C 0.167 H 152.6°. Best body text is #000000 at 13.65:1 contrast (WCAG AA passes).

Color values

HEX	#66E994
RGB	rgb(102, 233, 148)
HSL	hsl(141, 75%, 66%)
HSV	hsv(141, 56%, 91%)
CMYK	cmyk(56.2%, 0%, 36.5%, 8.6%)
CIE-LAB	lab(83.57, -54.60, 30.72)
CIE-LCH	lch(83.57, 62.65, 150.64°)
OKLab	oklab(83.95% -0.1481 0.0768)
OKLCH	oklch(83.95% 0.167 152.6)
XYZ	xyz(39.9606, 63.2371, 38.1113)
Luminance	0.6324 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E994 #E966BB

analogous

#79E966 #66E994 #66E9D6

triadic

#66E994 #9466E9 #E99466

tetradic

#66E994 #6679E9 #E966BB #E9D666

square

#66E994 #6679E9 #E966BB #E9D666

split-complementary

#66E994 #D666E9 #E96679

monochromatic

#1BBA53 #30E16F #66E994 #9CF1B9 #D1F8DF

Accessibility & contrast

On white

1.54

#66E994 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.65

#66E994 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E994

13.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E994	#FFFFFF	#000000	##000000
##66E994	1.00	1.54	13.65	13.65
#FFFFFF	1.54	1.00	21.00	21.00
#000000	13.65	21.00	1.00	1.00
##000000	13.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E9D88E

Deuteranopia (green-blind)

#D7CB99

Tritanopia (blue-blind)

#40E6D3

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #66e994;
/* rgb */ color: rgb(102, 233, 148);
/* oklch */ color: oklch(84.0% 0.167 152.6);

Tailwind

colors: {
  custom: {
    50: '#9cf1b4',
    500: '#66e994',
    950: '#000000',
  },
}

SCSS

$custom: #66e994;
$custom-light: #9cf1b4;
$custom-dark: #000000;

JSON

{
  "hex": "#66e994",
  "rgb": {
    "r": 102,
    "g": 233,
    "b": 148
  },
  "hsl": {
    "h": 141.069,
    "s": 74.857,
    "l": 65.686
  },
  "oklch": {
    "l": 0.83951,
    "c": 0.16681,
    "h": 152.6
  },
  "luminance": 0.63241
}

Semantic roles & 50–950 ramp

primary

#66E994

secondary

#B93A8D

accent

#0E91D7

background

#FCFFFD

surface

#F5FEF8

border

#CFD6D1

text

#0F1711

muted

#808581

Preview Lab

Preview with #66E994

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

Preview Lab → · Contrast checker → · Palette generator →