#66E996#66E996

#66E996 is a very light, vivid green. Relative luminance 0.633; OKLCH L 84.0% C 0.165 H 153.1°. Best body text is #000000 at 13.66:1 contrast (WCAG AA passes).

Color values

HEX	#66E996
RGB	rgb(102, 233, 150)
HSL	hsl(142, 75%, 66%)
HSV	hsv(142, 56%, 91%)
CMYK	cmyk(56.2%, 0%, 35.6%, 8.6%)
CIE-LAB	lab(83.60, -54.24, 29.75)
CIE-LCH	lch(83.60, 61.86, 151.26°)
OKLab	oklab(83.99% -0.1472 0.0746)
OKLCH	oklch(83.99% 0.165 153.1)
XYZ	xyz(40.1203, 63.3009, 38.9523)
Luminance	0.6331 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E996 #E966B9

analogous

#77E966 #66E996 #66E9D8

triadic

#66E996 #9666E9 #E99666

tetradic

#66E996 #6677E9 #E966B9 #E9D866

square

#66E996 #6677E9 #E966B9 #E9D866

split-complementary

#66E996 #D866E9 #E96677

monochromatic

#1BBA55 #30E171 #66E996 #9CF1BB #D1F8DF

Accessibility & contrast

On white

1.54

#66E996 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.66

#66E996 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E996

13.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E996	#FFFFFF	#000000	##000000
##66E996	1.00	1.54	13.66	13.66
#FFFFFF	1.54	1.00	21.00	21.00
#000000	13.66	21.00	1.00	1.00
##000000	13.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E9D891

Deuteranopia (green-blind)

#D7CB9B

Tritanopia (blue-blind)

#3FE6D4

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #66e996;
/* rgb */ color: rgb(102, 233, 150);
/* oklch */ color: oklch(84.0% 0.165 153.1);

Tailwind

colors: {
  custom: {
    50: '#9cf1b5',
    500: '#66e996',
    950: '#000000',
  },
}

SCSS

$custom: #66e996;
$custom-light: #9cf1b5;
$custom-dark: #000000;

JSON

{
  "hex": "#66e996",
  "rgb": {
    "r": 102,
    "g": 233,
    "b": 150
  },
  "hsl": {
    "h": 141.985,
    "s": 74.857,
    "l": 65.686
  },
  "oklch": {
    "l": 0.83989,
    "c": 0.16499,
    "h": 153.1
  },
  "luminance": 0.63305
}

Semantic roles & 50–950 ramp

primary

#66E996

secondary

#B93A8B

accent

#0E8ED7

background

#FCFFFD

surface

#F5FEF8

border

#CFD6D1

text

#0F1711

muted

#808581

Preview Lab

Preview with #66E996

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

Preview Lab → · Contrast checker → · Palette generator →