#66ECA2#66ECA2

#66ECA2 is a very light, vivid green. Relative luminance 0.654; OKLCH L 85.0% C 0.158 H 156.4°. Best body text is #000000 at 14.08:1 contrast (WCAG AA passes).

Color values

HEX	#66ECA2
RGB	rgb(102, 236, 162)
HSL	hsl(147, 78%, 66%)
HSV	hsv(147, 57%, 93%)
CMYK	cmyk(56.8%, 0%, 31.4%, 7.5%)
CIE-LAB	lab(84.70, -53.23, 25.10)
CIE-LCH	lch(84.70, 58.85, 154.76°)
OKLab	oklab(84.96% -0.145 0.0635)
OKLCH	oklch(84.96% 0.158 156.4)
XYZ	xyz(41.9930, 65.4204, 44.5898)
Luminance	0.6542 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66ECA2 #EC66B0

analogous

#6DEC66 #66ECA2 #66ECE5

triadic

#66ECA2 #A266EC #ECA266

tetradic

#66ECA2 #666DEC #EC66B0 #ECE566

square

#66ECA2 #666DEC #EC66B0 #ECE566

split-complementary

#66ECA2 #E566EC #EC666D

monochromatic

#18C063 #30E581 #66ECA2 #9CF3C3 #D3FAE4

Accessibility & contrast

On white

1.49

#66ECA2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.08

#66ECA2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66ECA2

14.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66ECA2	#FFFFFF	#000000	##000000
##66ECA2	1.00	1.49	14.08	14.08
#FFFFFF	1.49	1.00	21.00	21.00
#000000	14.08	21.00	1.00	1.00
##000000	14.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EBDB9D

Deuteranopia (green-blind)

#D8CEA7

Tritanopia (blue-blind)

#37EAD9

Achromatopsia (no color)

#D3D3D3

Design tokens & code

CSS

--color: #66eca2;
/* rgb */ color: rgb(102, 236, 162);
/* oklch */ color: oklch(85.0% 0.158 156.4);

Tailwind

colors: {
  custom: {
    50: '#9cf3be',
    500: '#66eca2',
    950: '#000000',
  },
}

SCSS

$custom: #66eca2;
$custom-light: #9cf3be;
$custom-dark: #000000;

JSON

{
  "hex": "#66eca2",
  "rgb": {
    "r": 102,
    "g": 236,
    "b": 162
  },
  "hsl": {
    "h": 146.866,
    "s": 77.907,
    "l": 66.275
  },
  "oklch": {
    "l": 0.84959,
    "c": 0.15829,
    "h": 156.4
  },
  "luminance": 0.65424
}

Semantic roles & 50–950 ramp

primary

#66ECA2

secondary

#BE3882

accent

#0B7EDA

background

#FCFFFD

surface

#F6FEF8

border

#D0D6D1

text

#0F1712

muted

#808582

Preview Lab

Preview with #66ECA2

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

Preview Lab → · Contrast checker → · Palette generator →