Palettes / Colors / #669C00

#669C00 — Vivid Green

#669C00 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 #669C00 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.

#669C00 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 #37009E; it also sits naturally between #9E8600 and #189E00. 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 61% · Blue 0%

Cyan 35% · Magenta 0% · Yellow 100% · Key 39%

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

Previews

CSS code for #669C00

.text { color: #669C00; }
.background { background-color: #669C00; }
.border { border: 3px solid #669C00; }
.text-rgb { color: rgb(102, 156, 0); }
.text-hsl { color: hsl(81, 100%, 31%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #669C00; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(102, 156, 0, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #669C00; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(102, 156, 0, 0.8); }

HTML: <p style="color:#669C00">Text here</p> · <div style="background-color:#669C00">Div content here</div>

Shades of #669C00

Tints of #669C00

Tones of #669C00

Color harmonies

Complementary — #37009E:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #669C00: #000000.

Semi-transparent (opacity) text on #669C00

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 #669C00 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 #669C00 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

← #669BFF  ·  #669C01 →

Frequently asked questions

What color is #669C00?

#669C00 is Vivid Green, a green color (RGB 102, 156, 0). Its closest standard named color is OliveDrab.

What is the RGB and HSL of #669C00?

#669C00 is RGB 102, 156, 0 — HSL 81°, 100%, 31% — CMYK 35%, 0%, 100%, 39%.

What colors go with #669C00?

Its complement is #37009E; analogous partners are #9E8600 and #189E00. It also appears in 6+ palettes in our collection.

Can I use #669C00 for text?

Black text on #669C00 has a contrast ratio of 6.32:1 (passes WCAG AA); white text gives 3.32:1.