Mineral

Opal Iridescent Green

Opal Iridescent Green
#66FFCCClick to copy

Opal Iridescent Green Parameter Conversion Table

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HEX#66FFCCCopy
RGBrgb(102, 255, 204)Copy
HSLhsl(160, 100%, 70%)Copy
HSV/HSBhsv(160, 60%, 100%)Copy
CMYKcmyk(60%, 0%, 20%, 0%)Copy
Complementary
#66FFCC
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#FF6699
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Analogous
#66FF7F
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#66E6FF
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Split Complementary
#FF66E5
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#FF8066
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Monochromatic
#66FFCC
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#D0FBED
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#FFFFFF
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#00FFAA
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#009966
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#003322
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Opal Iridescent Green WCAG Accessibility Contrast

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The contrast ratio of this color against common foreground/background colors (based on the WCAG 2.1 standard)

Sample text Aa
White background #FFFFFF
1.25 : 1
AA NormalAA LargeAAA NormalAAA Large
Sample text Aa
Black background #000000
16.74 : 1
AA NormalAA LargeAAA NormalAAA Large
Sample text Aa
Light gray background #F5F5F5
1.15 : 1
AA NormalAA LargeAAA NormalAAA Large
Sample text Aa
Dark gray background #333333
10.07 : 1
AA NormalAA LargeAAA NormalAAA Large

Opal Iridescent Green Shade Variants

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Lighten with White Mixed with white for a lighter, softer color
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Darken with Black Mixed with black for a deeper, heavier color
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Muted / Morandi Mixed with gray and desaturated for a sophisticated muted tone
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Opal Iridescent Green Color Introduction

Definition

Opal Iridescent Green (HEX #66FFCC) has the RGB value rgb(102, 255, 204), the HSL value hsl(160°, 100%, 70%) and the CMYK print value cmyk(60%, 0%, 20%, 0%). In terms of color schemes, the complement of Opal Iridescent Green is #FF6699, and placing the two side by side produces a striking, eye-catching contrast; paired with the analogous colors #66FF80 and #66E5FF that sit next to it on the color wheel, it transitions naturally and harmoniously; in a split-complementary scheme (#FF66E5, #FF7F66) it keeps its contrast tension without losing layering; and a monochromatic scheme built on Opal Iridescent Green uses gradients of lightness and saturation to create a unified design with a strong sense of depth. Under the WCAG accessibility standard, Opal Iridescent Green has a contrast ratio of 1.25:1 against white and 16.74:1 against black; paired with a black background it reaches AAA, making it ideal for text and accent colors in dark mode.

Color Characteristics

Cyan sits between blue and green, evoking lakes, glaciers and the early morning sky. Clear and tech-savvy, it performs especially well in tech branding and summer themes. Specifically, Opal Iridescent Green has a lightness of 70% and a saturation of 100%, bright and airy, ideal as a light background or accent color that creates a soft, comfortable atmosphere; moreover, its saturation is extremely high and its visual tension is strong, so it works best used sparingly as a focal accent. In a word: The green iridescence of opal's play of color, fresh in tone with a dreamy feel.

Color Psychology

Cyan can evoke freshness, calm and trust, with a marked calming effect; psychologically it symbolizes purity, professionalism and technology. For this reason Opal Iridescent Green tends to leave a first impression of being fresh and pure in the viewer’s mind, and this emotional tone also defines the role it plays in design.

Best Uses

Cyan suits tech products, summer themes, cleaning and care products and any scene that needs a fresh, modern feel. In real projects, Opal Iridescent Green is also often used as a light background or supporting negative space; in “Cyan”-themed designs, the adjacent colors or lightness gradients built around it quickly establish a cohesive, clearly layered color scheme.

Opal Iridescent Green Featured In

This color is included in the following color cards and color families. Click a card to browse more colors in the corresponding collection.