Palettes / Colors / #66EA46
#66EA46 — Vivid Green
#66EA46 is a green color we call Vivid Green, closest to the named color YellowGreen (#9ACD32). It belongs to the green family.
Color name
Closest CSS keyword: yellowgreen (#9ACD32) — not an exact match. CSS yellowgreen gives you #9ACD32, a different color; use #66EA46 when you need this exact shade.
Sources: common names follow widely used color-name references; CSS keywords and their hex values follow the CSS Color specification.
#66EA46 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 #CA47EB; it also sits naturally between #BAEB47 and #47EB78. In the palettes below you can see it working alongside real color combinations from our collection.
Color values
| HEX | #66EA46 |
|---|---|
| RGB | 102, 234, 70 |
| HSL | 108°, 80%, 60% |
| HSV | 108°, 70%, 92% |
| CMYK | 56%, 0%, 70%, 8% |
| XYZ | 36.01, 62.11, 15.89 |
| Yxy | 62.11, 0.3158, 0.5448 |
| CIE-Lab | 82.97, -64.82, 65.36 |
| Hunter Lab | 78.81, -52.99, 40.42 |
RGB & CMYK percentages
Red 40% · Green 92% · Blue 27%
Cyan 56% · Magenta 0% · Yellow 70% · Key 8%
CMYK values are unprofiled approximations for screen reference — not a print-proofing guarantee.
Previews
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CSS code for #66EA46
.text { color: #66EA46; }
.background { background-color: #66EA46; }
.border { border: 3px solid #66EA46; }
.text-rgb { color: rgb(102, 234, 70); }
.text-hsl { color: hsl(108, 80%, 60%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #66EA46; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(102, 234, 70, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #66EA46; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(102, 234, 70, 0.8); }
HTML: <p style="color:#66EA46">Text here</p> · <div style="background-color:#66EA46">Div content here</div>
Shades of #66EA46
Tints of #66EA46
Tones of #66EA46
Color harmonies
Complementary — #CA47EB:
Analogous:
Triadic:
Contrast & accessibility
| Against white text | 1.56:1 Fails |
|---|---|
| Against black text | 13.42:1 AAA |
Best text color on #66EA46: #000000.
Semi-transparent (opacity) text on #66EA46
Text set with opacity blends into the background, so its real contrast is lower than the solid ratios above. Choose a text color and an opacity to see the blended color and its true ratio:
Smaller body text shows the effect best.
Blended color: · Contrast against #66EA46: ·
How #66EA46 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 #66EA46 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
Frequently asked questions
What color is #66EA46?
#66EA46 is Vivid Green, a green color (RGB 102, 234, 70). Its closest standard named color is YellowGreen.
What is the RGB and HSL of #66EA46?
#66EA46 is RGB 102, 234, 70 — HSL 108°, 80%, 60% — CMYK 56%, 0%, 70%, 8%.
What colors go with #66EA46?
Its complement is #CA47EB; analogous partners are #BAEB47 and #47EB78. It also appears in 6+ palettes in our collection.
Can I use #66EA46 for text?
Black text on #66EA46 has a contrast ratio of 13.42:1 (passes WCAG AA); white text gives 1.56:1.