#51818C (or 0x51818C) is unknown color: approx Paradiso. HEX triplet: 51, 81 and 8C. RGB value is (81,129,140). Sum of RGB (Red+Green+Blue) = 81+129+140=350 (46% of max value = 765). Red value is 81 (32.03% from 255 or 23.14% from 350); Green value is 129 (50.78% from 255 or 36.86% from 350); Blue value is 140 (55.08% from 255 or 40% from 350); Max value from RGB is 140 - color contains mainly: blue. Hex color #51818C is not a web safe color. Web safe color analog (approx): #669999. Inversed color of #51818C is #AE7E73. Grayscale: #737373. Windows color (decimal): -11435636 or 9208145. OLE color: 9208145.
HSL color Cylindrical-coordinate representation of color #51818C: hue angle of 191.19º degrees, saturation: 0.27, lightness: 0.43%. HSV value (or HSB Brightness) of color is 0.55% and HSV saturation: 0.42%. Process color model (Four color, CMYK) of #51818C is Cyan = 0.42, Magento = 0.08, Yellow = 0 and Black (K on CMYK) = 0.45.
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