Palettes / Colors / #66EA29
#66EA29 — Vivid Green
#66EA29 is a green color we call Vivid Green, closest to the named color LawnGreen (#7CFC00). It belongs to the green family.
Color name
Closest CSS keyword: lawngreen (#7CFC00) — not an exact match. CSS lawngreen gives you #7CFC00, a different color; use #66EA29 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.
#66EA29 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 #AD2AEA; it also sits naturally between #C7EA2A and #2AEA4D. In the palettes below you can see it working alongside real color combinations from our collection.
Color values
| HEX | #66EA29 |
|---|---|
| RGB | 102, 234, 41 |
| HSL | 101°, 82%, 54% |
| HSV | 101°, 82%, 92% |
| CMYK | 56%, 0%, 82%, 8% |
| XYZ | 35.30, 61.83, 12.17 |
| Yxy | 61.83, 0.3230, 0.5657 |
| CIE-Lab | 82.82, -66.55, 74.04 |
| Hunter Lab | 78.63, -54.11, 43.18 |
RGB & CMYK percentages
Red 40% · Green 92% · Blue 16%
Cyan 56% · Magenta 0% · Yellow 82% · Key 8%
CMYK values are unprofiled approximations for screen reference — not a print-proofing guarantee.
Previews
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CSS code for #66EA29
.text { color: #66EA29; }
.background { background-color: #66EA29; }
.border { border: 3px solid #66EA29; }
.text-rgb { color: rgb(102, 234, 41); }
.text-hsl { color: hsl(101, 82%, 54%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #66EA29; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(102, 234, 41, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #66EA29; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(102, 234, 41, 0.8); }
HTML: <p style="color:#66EA29">Text here</p> · <div style="background-color:#66EA29">Div content here</div>
Shades of #66EA29
Tints of #66EA29
Tones of #66EA29
Color harmonies
Complementary — #AD2AEA:
Analogous:
Triadic:
Contrast & accessibility
| Against white text | 1.57:1 Fails |
|---|---|
| Against black text | 13.37:1 AAA |
Best text color on #66EA29: #000000.
Semi-transparent (opacity) text on #66EA29
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 #66EA29: ·
How #66EA29 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 #66EA29 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 #66EA29?
#66EA29 is Vivid Green, a green color (RGB 102, 234, 41). Its closest standard named color is LawnGreen.
What is the RGB and HSL of #66EA29?
#66EA29 is RGB 102, 234, 41 — HSL 101°, 82%, 54% — CMYK 56%, 0%, 82%, 8%.
What colors go with #66EA29?
Its complement is #AD2AEA; analogous partners are #C7EA2A and #2AEA4D. It also appears in 6+ palettes in our collection.
Can I use #66EA29 for text?
Black text on #66EA29 has a contrast ratio of 13.37:1 (passes WCAG AA); white text gives 1.57:1.