Palettes / Colors / #669C03
#669C03 — Vivid Green
#669C03 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 #669C03 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.
#669C03 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 #38039B; it also sits naturally between #9B8403 and #1A9B03. In the palettes below you can see it working alongside real color combinations from our collection.
Color values
| HEX | #669C03 |
|---|---|
| RGB | 102, 156, 3 |
| HSL | 81°, 96%, 31% |
| HSV | 81°, 98%, 61% |
| CMYK | 35%, 0%, 98%, 39% |
| XYZ | 17.38, 26.61, 4.31 |
| Yxy | 26.61, 0.3599, 0.5509 |
| CIE-Lab | 58.61, -37.77, 60.50 |
| Hunter Lab | 51.58, -27.79, 29.44 |
RGB & CMYK percentages
Red 40% · Green 61% · Blue 1%
Cyan 35% · Magenta 0% · Yellow 98% · Key 39%
CMYK values are unprofiled approximations for screen reference — not a print-proofing guarantee.
Previews
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CSS code for #669C03
.text { color: #669C03; }
.background { background-color: #669C03; }
.border { border: 3px solid #669C03; }
.text-rgb { color: rgb(102, 156, 3); }
.text-hsl { color: hsl(81, 96%, 31%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #669C03; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(102, 156, 3, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #669C03; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(102, 156, 3, 0.8); }
HTML: <p style="color:#669C03">Text here</p> · <div style="background-color:#669C03">Div content here</div>
Shades of #669C03
Tints of #669C03
Tones of #669C03
Color harmonies
Complementary — #38039B:
Analogous:
Triadic:
Contrast & accessibility
| Against white text | 3.32:1 AA large only |
|---|---|
| Against black text | 6.32:1 AA |
Best text color on #669C03: #000000.
Semi-transparent (opacity) text on #669C03
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 #669C03: ·
How #669C03 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 #669C03 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 #669C03?
#669C03 is Vivid Green, a green color (RGB 102, 156, 3). Its closest standard named color is OliveDrab.
What is the RGB and HSL of #669C03?
#669C03 is RGB 102, 156, 3 — HSL 81°, 96%, 31% — CMYK 35%, 0%, 98%, 39%.
What colors go with #669C03?
Its complement is #38039B; analogous partners are #9B8403 and #1A9B03. It also appears in 6+ palettes in our collection.
Can I use #669C03 for text?
Black text on #669C03 has a contrast ratio of 6.32:1 (passes WCAG AA); white text gives 3.32:1.