Palettes / Colors / #668D11

#668D11 — Vivid Green

#668D11 is a green color we call Vivid Green, closest to the named color OliveDrab (#6B8E23). It belongs to the green family.

Color name

Closest CSS keyword: olivedrab (#6B8E23) — not an exact match. CSS olivedrab gives you #6B8E23, a different color; use #668D11 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.

#668D11 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 #38118D; it also sits naturally between #8D7611 and #288D11. 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 55% · Blue 7%

Cyan 28% · Magenta 0% · Yellow 88% · Key 45%

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

Previews

CSS code for #668D11

.text { color: #668D11; }
.background { background-color: #668D11; }
.border { border: 3px solid #668D11; }
.text-rgb { color: rgb(102, 141, 17); }
.text-hsl { color: hsl(79, 78%, 31%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #668D11; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(102, 141, 17, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #668D11; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(102, 141, 17, 0.8); }

HTML: <p style="color:#668D11">Text here</p> · <div style="background-color:#668D11">Div content here</div>

Shades of #668D11

Tints of #668D11

Tones of #668D11

Color harmonies

Complementary — #38118D:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #668D11: #000000.

Semi-transparent (opacity) text on #668D11

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:

How #668D11 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 #668D11 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

← #668D10  ·  #668D12 →

Frequently asked questions

What color is #668D11?

#668D11 is Vivid Green, a green color (RGB 102, 141, 17). Its closest standard named color is OliveDrab.

What is the RGB and HSL of #668D11?

#668D11 is RGB 102, 141, 17 — HSL 79°, 78%, 31% — CMYK 28%, 0%, 88%, 45%.

What colors go with #668D11?

Its complement is #38118D; analogous partners are #8D7611 and #288D11. It also appears in 6+ palettes in our collection.

Can I use #668D11 for text?

Black text on #668D11 has a contrast ratio of 5.38:1 (passes WCAG AA); white text gives 3.90:1.