Blue
Water Blue (RAL 5021)
Water Blue (RAL 5021)
#2F737EClick to copy
Water Blue (RAL 5021) Parameter Conversion Table
More converters →HEX#2F737ECopy
RGBrgb(47, 115, 126)Copy
HSLhsl(188, 46%, 34%)Copy
HSV/HSBhsv(188, 63%, 49%)Copy
CMYKcmyk(63%, 9%, 0%, 51%)Copy
Water Blue (RAL 5021) Color Schemes
Complementary
#2F737E
Click to copy#7E3A2F
Click to copyAnalogous
#2F7E62
Click to copy#2F4B7E
Click to copySplit Complementary
#7E2F4B
Click to copy#7E612F
Click to copyMonochromatic
#2F737E
Click to copy#65A3AE
Click to copy#A8CBD1
Click to copy#132F34
Click to copy#000000
Click to copy#000000
Click to copyWater Blue (RAL 5021) 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
5.42 : 1
AA NormalAA LargeAAA NormalAAA Large
Sample text Aa
Black background #000000
3.87 : 1
AA NormalAA LargeAAA NormalAAA Large
Sample text Aa
Light gray background #F5F5F5
4.97 : 1
AA NormalAA LargeAAA NormalAAA Large
Sample text Aa
Dark gray background #333333
2.33 : 1
AA NormalAA LargeAAA NormalAAA Large
Water Blue (RAL 5021) 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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Water Blue (RAL 5021) Color Introduction
Definition
Water Blue (RAL 5021) (HEX #2F737E) has the RGB value rgb(47, 115, 126), the HSL value hsl(188°, 46%, 34%) and the CMYK print value cmyk(63%, 9%, 0%, 51%). In terms of color schemes, the complement of Water Blue (RAL 5021) is #7E3A2F, and placing the two side by side produces a striking, eye-catching contrast; paired with the analogous colors #2F7E62 and #2F4C7E that sit next to it on the color wheel, it transitions naturally and harmoniously; in a split-complementary scheme (#7E2F4C, #7E612F) it keeps its contrast tension without losing layering; and a monochromatic scheme built on Water Blue (RAL 5021) uses gradients of lightness and saturation to create a unified design with a strong sense of depth. Under the WCAG accessibility standard, Water Blue (RAL 5021) has a contrast ratio of 5.42:1 against white and 3.87:1 against black; paired with a white background it reaches AA, giving body text good readability.
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, Water Blue (RAL 5021) has a lightness of 34% and a saturation of 46%, steady and powerful as a background or primary color, pairing well with light text for good readability; moreover, its saturation is moderate, keeping the color’s emotional expression without becoming overly assertive. In a word: A grayish cyan-blue.
Color Psychology
Cyan can evoke freshness, calm and trust, with a marked calming effect; psychologically it symbolizes purity, professionalism and technology. For this reason Water Blue (RAL 5021) 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, Water Blue (RAL 5021) is also often used as a dark background or heading text color; in “Cyan”-themed designs, the adjacent colors or lightness gradients built around it quickly establish a cohesive, clearly layered color scheme.
Water Blue (RAL 5021) 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.