Traditional
Grass Cyan
Grass Cyan
#66BB6AClick to copy
Grass Cyan Parameter Conversion Table
More converters →HEX#66BB6ACopy
RGBrgb(102, 187, 106)Copy
HSLhsl(123, 38%, 57%)Copy
HSV/HSBhsv(123, 45%, 73%)Copy
CMYKcmyk(45%, 0%, 43%, 27%)Copy
Grass Cyan Color Schemes
Complementary
#66BB6A
Click to copy#BB66B7
Click to copyAnalogous
#8DBB66
Click to copy#66BB94
Click to copySplit Complementary
#9466BB
Click to copy#BB668D
Click to copyMonochromatic
#66BB6A
Click to copy#B6D1B7
Click to copy#F5F8F5
Click to copy#3A813D
Click to copy#1A3B1C
Click to copy#000000
Click to copyGrass Cyan WCAG Accessibility Contrast
WCAG Calculator →The contrast ratio of this color against common foreground/background colors (based on the WCAG 2.1 standard)
Sample text Aa
White background #FFFFFF
2.36 : 1
AA NormalAA LargeAAA NormalAAA Large
Sample text Aa
Black background #000000
8.88 : 1
AA NormalAA LargeAAA NormalAAA Large
Sample text Aa
Light gray background #F5F5F5
2.17 : 1
AA NormalAA LargeAAA NormalAAA Large
Sample text Aa
Dark gray background #333333
5.34 : 1
AA NormalAA LargeAAA NormalAAA Large
Grass Cyan Shade Variants
Gradient Generator →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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Grass Cyan Color Introduction
Definition
Grass Cyan (HEX #66BB6A) has the RGB value rgb(102, 187, 106), the HSL value hsl(123°, 38%, 57%) and the CMYK print value cmyk(45%, 0%, 43%, 27%). In terms of color schemes, the complement of Grass Cyan is #BB66B7, and placing the two side by side produces a striking, eye-catching contrast; paired with the analogous colors #8CBB66 and #66BB94 that sit next to it on the color wheel, it transitions naturally and harmoniously; in a split-complementary scheme (#9466BB, #BB668C) it keeps its contrast tension without losing layering; and a monochromatic scheme built on Grass Cyan uses gradients of lightness and saturation to create a unified design with a strong sense of depth. Under the WCAG accessibility standard, Grass Cyan has a contrast ratio of 2.36:1 against white and 8.88:1 against black; paired with a black background it reaches AAA, making it ideal for text and accent colors in dark mode.
Color Characteristics
Green is the base color of nature, evoking forests, lawns and new plants. Calm yet full of life, it carries a natural sense of trust in environmental, health and finance sectors. Specifically, Grass Cyan has a lightness of 57% and a saturation of 38%, striking and generous as a background or primary color, offering good readability with either light or dark text; moreover, its saturation is fairly low and its gray tone is soft, carrying a quiet, Morandi-like character. In a word: The cyan-green of fresh grass, vivid and bright, often used in folk children's clothing and festive decorations, full of vitality.
Color Psychology
Green can evoke relaxation, safety and balance, with a marked soothing effect; psychologically it symbolizes nature, health and hope. For this reason Grass Cyan tends to leave a first impression of being calm and natural in the viewer’s mind, and this emotional tone also defines the role it plays in design.
Best Uses
Green suits environmental campaigns, healthcare, tea brands and any scene that needs to convey natural trust. In real projects, Grass Cyan is also often used as a dark background or heading text color; in “Green”-themed designs, the adjacent colors or lightness gradients built around it quickly establish a cohesive, clearly layered color scheme.
Grass Cyan 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.
