#66F690#66F690

#66F690 is a very light, vivid green. Relative luminance 0.708; OKLCH L 87.0% C 0.188 H 150.2°. Best body text is #000000 at 15.15:1 contrast (WCAG AA passes).

Color values

HEX	#66F690
RGB	rgb(102, 246, 144)
HSL	hsl(138, 89%, 68%)
HSV	hsv(138, 59%, 96%)
CMYK	cmyk(58.5%, 0%, 41.5%, 3.5%)
CIE-LAB	lab(87.36, -60.30, 37.71)
CIE-LCH	lch(87.36, 71.13, 147.98°)
OKLab	oklab(87.04% -0.1631 0.0932)
OKLCH	oklch(87.04% 0.188 150.2)
XYZ	xyz(43.4661, 70.7458, 37.7448)
Luminance	0.7075 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F690 #F666CC

analogous

#84F666 #66F690 #66F6D8

triadic

#66F690 #9066F6 #F69066

tetradic

#66F690 #6684F6 #F666CC #F6D866

square

#66F690 #6684F6 #F666CC #F6D866

split-complementary

#66F690 #D866F6 #F66684

monochromatic

#0DD547 #2CF366 #66F690 #A0F9BA #DAFDE4

Accessibility & contrast

On white

1.39

#66F690 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.15

#66F690 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F690

15.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F690	#FFFFFF	#000000	##000000
##66F690	1.00	1.39	15.15	15.15
#FFFFFF	1.39	1.00	21.00	21.00
#000000	15.15	21.00	1.00	1.00
##000000	15.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F7E389

Deuteranopia (green-blind)

#E4D697

Tritanopia (blue-blind)

#3DF2DD

Achromatopsia (no color)

#DBDBDB

Design tokens & code

CSS

--color: #66f690;
/* rgb */ color: rgb(102, 246, 144);
/* oklch */ color: oklch(87.0% 0.188 150.2);

Tailwind

colors: {
  custom: {
    50: '#9efab1',
    500: '#66f690',
    950: '#000000',
  },
}

SCSS

$custom: #66f690;
$custom-light: #9efab1;
$custom-dark: #000000;

JSON

{
  "hex": "#66f690",
  "rgb": {
    "r": 102,
    "g": 246,
    "b": 144
  },
  "hsl": {
    "h": 137.5,
    "s": 88.889,
    "l": 68.235
  },
  "oklch": {
    "l": 0.87044,
    "c": 0.18784,
    "h": 150.2
  },
  "luminance": 0.7075
}

Semantic roles & 50–950 ramp

primary

#66F690

secondary

#CF31A1

accent

#00A3E6

background

#FCFFFD

surface

#F6FFF8

border

#D0D7D1

text

#0F1711

muted

#808581

Preview Lab

Preview with #66F690

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

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