#2121FF (or 0x2121FF) is unknown color: approx Blue. HEX triplet: 21, 21 and FF. RGB value is (33,33,255). Sum of RGB (Red+Green+Blue) = 33+33+255=321 (42% of max value = 765). Red value is 33 (13.28% from 255 or 10.28% from 321); Green value is 33 (13.28% from 255 or 10.28% from 321); Blue value is 255 (100% from 255 or 79.44% from 321); Max value from RGB is 255 - color contains mainly: blue. Hex color #2121FF is not a web safe color. Web safe color analog (approx): #3333FF. Inversed color of #2121FF is #DEDE00. Grayscale: #393939. Windows color (decimal): -14605825 or 16720161. OLE color: 16720161.
HSL color Cylindrical-coordinate representation of color #2121FF: hue angle of 240º degrees, saturation: 1, lightness: 0.56%. HSV value (or HSB Brightness) of color is 1% and HSV saturation: 0.87%. Process color model (Four color, CMYK) of #2121FF is Cyan = 0.87, Magento = 0.87, Yellow = 0 and Black (K on CMYK) = 0.
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<style> a { background-color: #2121FF; } a { background-color: rgb(33,33,255); } div.DivClassName { background-color: #2121FF; } .BgClassName { background-color: #2121FF; } </style>
<style> span { border-color: #2121FF; } span { border-color: rgb(33,33,255); } td.TdClassName { border-color: #2121FF; } .TagClassName { border-color: #2121FF; } </style>