#66E450#66E450

#66E450 is a light, highly saturated green. Relative luminance 0.589; OKLCH L 81.8% C 0.218 H 140.9°. Best body text is #000000 at 12.78:1 contrast (WCAG AA passes).

Color values

HEX	#66E450
RGB	rgb(102, 228, 80)
HSL	hsl(111, 73%, 60%)
HSV	hsv(111, 65%, 89%)
CMYK	cmyk(55.3%, 0%, 64.9%, 10.6%)
CIE-LAB	lab(81.23, -61.84, 59.67)
CIE-LCH	lch(81.23, 85.94, 136.02°)
OKLab	oklab(81.76% -0.1692 0.1377)
OKLCH	oklch(81.76% 0.218 140.9)
XYZ	xyz(34.6693, 58.8878, 17.1274)
Luminance	0.5889 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E450 #CE50E4

analogous

#B0E450 #66E450 #50E484

triadic

#66E450 #5066E4 #E45066

tetradic

#66E450 #50B0E4 #CE50E4 #E48450

square

#66E450 #50B0E4 #CE50E4 #E48450

split-complementary

#66E450 #8450E4 #E450B0

monochromatic

#2DA119 #3CD621 #66E450 #94EC85 #C3F4BA

Accessibility & contrast

On white

1.64

#66E450 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.78

#66E450 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E450

12.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E450	#FFFFFF	#000000	##000000
##66E450	1.00	1.64	12.78	12.78
#FFFFFF	1.64	1.00	21.00	21.00
#000000	12.78	21.00	1.00	1.00
##000000	12.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EAD03D

Deuteranopia (green-blind)

#DAC65D

Tritanopia (blue-blind)

#56DDC5

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #66e450;
/* rgb */ color: rgb(102, 228, 80);
/* oklch */ color: oklch(81.8% 0.218 140.9);

Tailwind

colors: {
  custom: {
    50: '#9ded87',
    500: '#66e450',
    950: '#000000',
  },
}

SCSS

$custom: #66e450;
$custom-light: #9ded87;
$custom-dark: #000000;

JSON

{
  "hex": "#66e450",
  "rgb": {
    "r": 102,
    "g": 228,
    "b": 80
  },
  "hsl": {
    "h": 111.081,
    "s": 73.267,
    "l": 60.392
  },
  "oklch": {
    "l": 0.81758,
    "c": 0.21814,
    "h": 140.9
  },
  "luminance": 0.58891
}

Semantic roles & 50–950 ramp

primary

#66E450

secondary

#9335A4

accent

#10D5B8

background

#FCFFFC

surface

#F6FEF4

border

#D0D6CE

text

#0F160C

muted

#80857F

Preview Lab

Preview with #66E450

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

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