Palettes / Colors / #66FF8A

#66FF8A — Light Vivid Green

#66FF8A is a green color we call Light Vivid Green, closest to the named color LightGreen (#90EE90). It belongs to the green family.

#66FF8A is a warm-leaning green color associated with growth, calm and balance. It is saturated enough to be the accent — buttons, highlights and calls to action — while neutrals do the quiet work around it.

Its strongest partner is its complement #FF66DB; it also sits naturally between #8FFF66 and #66FFD6. In the palettes below you can see it working alongside real color combinations from our collection.

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Color values

RGB & CMYK percentages

Red 40% · Green 100% · Blue 54%

Cyan 60% · Magenta 0% · Yellow 46% · Key 0%

CMYK values are unprofiled approximations for screen reference — not a print-proofing guarantee.

Previews

CSS code for #66FF8A

.text { color: #66FF8A; }
.background { background-color: #66FF8A; }
.border { border: 3px solid #66FF8A; }
.text-rgb { color: rgb(102, 255, 138); }
.text-hsl { color: hsl(134, 100%, 70%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #66FF8A; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(102, 255, 138, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #66FF8A; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(102, 255, 138, 0.8); }

HTML: <p style="color:#66FF8A">Text here</p> · <div style="background-color:#66FF8A">Div content here</div>

Shades of #66FF8A

Tints of #66FF8A

Tones of #66FF8A

Color harmonies

Complementary — #FF66DB:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #66FF8A: #000000.

How #66FF8A looks with color blindness

Simulated with standard Machado color-vision-deficiency matrices — useful when this color carries meaning in charts, maps or interfaces:

Closest design-system colors

The nearest matches in the Tailwind CSS, Material Design and Bootstrap palettes — handy when you need a framework class instead of a raw hex:

Palettes with a similar color

These palettes use a close neighbour of #66FF8A rather than the exact color:

Similar colors

The closest colors that actually appear in our palette collection — click any to open its page:

Browse neighbouring colors

← #66FF89  ·  #66FF8B →

Frequently asked questions

What color is #66FF8A?

#66FF8A is Light Vivid Green, a green color (RGB 102, 255, 138). Its closest standard named color is LightGreen.

What is the RGB and HSL of #66FF8A?

#66FF8A is RGB 102, 255, 138 — HSL 134°, 100%, 70% — CMYK 60%, 0%, 46%, 0%.

What colors go with #66FF8A?

Its complement is #FF66DB; analogous partners are #8FFF66 and #66FFD6. It also appears in 6+ palettes in our collection.

Can I use #66FF8A for text?

Black text on #66FF8A has a contrast ratio of 16.24:1 (passes WCAG AA); white text gives 1.29:1.