#66F790#66F790

#66F790 is a very light, vivid green. Relative luminance 0.714; OKLCH L 87.3% C 0.189 H 150.2°. Best body text is #000000 at 15.27:1 contrast (WCAG AA passes).

Color values

HEX	#66F790
RGB	rgb(102, 247, 144)
HSL	hsl(137, 90%, 68%)
HSV	hsv(137, 59%, 97%)
CMYK	cmyk(58.7%, 0%, 41.7%, 3.1%)
CIE-LAB	lab(87.66, -60.68, 38.10)
CIE-LCH	lch(87.66, 71.65, 147.88°)
OKLab	oklab(87.29% -0.1641 0.0941)
OKLCH	oklch(87.29% 0.189 150.2)
XYZ	xyz(43.7711, 71.3558, 37.8465)
Luminance	0.7136 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F790 #F766CD

analogous

#84F766 #66F790 #66F7D8

triadic

#66F790 #9066F7 #F79066

tetradic

#66F790 #6684F7 #F766CD #F7D866

square

#66F790 #6684F7 #F766CD #F7D866

split-complementary

#66F790 #D866F7 #F76684

monochromatic

#0BD746 #2CF466 #66F790 #A0FABA #DAFDE4

Accessibility & contrast

On white

1.38

#66F790 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.27

#66F790 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F790

15.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F790	#FFFFFF	#000000	##000000
##66F790	1.00	1.38	15.27	15.27
#FFFFFF	1.38	1.00	21.00	21.00
#000000	15.27	21.00	1.00	1.00
##000000	15.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F8E488

Deuteranopia (green-blind)

#E5D697

Tritanopia (blue-blind)

#3CF3DE

Achromatopsia (no color)

#DCDCDC

Design tokens & code

CSS

--color: #66f790;
/* rgb */ color: rgb(102, 247, 144);
/* oklch */ color: oklch(87.3% 0.189 150.2);

Tailwind

colors: {
  custom: {
    50: '#9efbb1',
    500: '#66f790',
    950: '#000000',
  },
}

SCSS

$custom: #66f790;
$custom-light: #9efbb1;
$custom-dark: #000000;

JSON

{
  "hex": "#66f790",
  "rgb": {
    "r": 102,
    "g": 247,
    "b": 144
  },
  "hsl": {
    "h": 137.379,
    "s": 90.062,
    "l": 68.431
  },
  "oklch": {
    "l": 0.87287,
    "c": 0.18917,
    "h": 150.2
  },
  "luminance": 0.7136
}

Semantic roles & 50–950 ramp

primary

#66F790

secondary

#D031A2

accent

#00A3E6

background

#FCFFFD

surface

#F6FFF8

border

#D0D7D1

text

#101711

muted

#808581

Preview Lab

Preview with #66F790

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

Preview Lab → · Contrast checker → · Palette generator →