#66EA4D#66EA4D

#66EA4D is a very light, highly saturated green. Relative luminance 0.622; OKLCH L 83.2% C 0.227 H 140.7°. Best body text is #000000 at 13.44:1 contrast (WCAG AA passes).

Color values

HEX	#66EA4D
RGB	rgb(102, 234, 77)
HSL	hsl(110, 79%, 61%)
HSV	hsv(110, 67%, 92%)
CMYK	cmyk(56.4%, 0%, 67.1%, 8.2%)
CIE-LAB	lab(83.02, -64.25, 62.79)
CIE-LCH	lch(83.02, 89.83, 135.66°)
OKLab	oklab(83.23% -0.1759 0.1439)
OKLCH	oklch(83.23% 0.227 140.7)
XYZ	xyz(36.2402, 62.2031, 17.1164)
Luminance	0.6221 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EA4D #D14DEA

analogous

#B4EA4D #66EA4D #4DEA82

triadic

#66EA4D #4D66EA #EA4D66

tetradic

#66EA4D #4DB4EA #D14DEA #EA824D

square

#66EA4D #4DB4EA #D14DEA #EA824D

split-complementary

#66EA4D #824DEA #EA4DB4

monochromatic

#2CA914 #3ADF1A #66EA4D #95F084 #C4F7BA

Accessibility & contrast

On white

1.56

#66EA4D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.44

#66EA4D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EA4D

13.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EA4D	#FFFFFF	#000000	##000000
##66EA4D	1.00	1.56	13.44	13.44
#FFFFFF	1.56	1.00	21.00	21.00
#000000	13.44	21.00	1.00	1.00
##000000	13.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0D637

Deuteranopia (green-blind)

#DFCB5B

Tritanopia (blue-blind)

#55E3CA

Achromatopsia (no color)

#CFCFCF

Design tokens & code

CSS

--color: #66ea4d;
/* rgb */ color: rgb(102, 234, 77);
/* oklch */ color: oklch(83.2% 0.227 140.7);

Tailwind

colors: {
  custom: {
    50: '#9ef286',
    500: '#66ea4d',
    950: '#000000',
  },
}

SCSS

$custom: #66ea4d;
$custom-light: #9ef286;
$custom-dark: #000000;

JSON

{
  "hex": "#66ea4d",
  "rgb": {
    "r": 102,
    "g": 234,
    "b": 77
  },
  "hsl": {
    "h": 110.446,
    "s": 78.894,
    "l": 60.98
  },
  "oklch": {
    "l": 0.83227,
    "c": 0.22725,
    "h": 140.7
  },
  "luminance": 0.62206
}

Semantic roles & 50–950 ramp

primary

#66EA4D

secondary

#9731AA

accent

#0ADBBA

background

#FCFFFC

surface

#F6FEF4

border

#D0D6CE

text

#10170C

muted

#80857F

Preview Lab

Preview with #66EA4D

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

Preview Lab → · Contrast checker → · Palette generator →