#81C9E1 (or 0x81C9E1) is unknown color: approx Spray. HEX triplet: 81, C9 and E1. RGB value is (129,201,225). Sum of RGB (Red+Green+Blue) = 129+201+225=555 (73% of max value = 765). Red value is 129 (50.78% from 255 or 23.24% from 555); Green value is 201 (78.91% from 255 or 36.22% from 555); Blue value is 225 (88.28% from 255 or 40.54% from 555); Max value from RGB is 225 - color contains mainly: blue. Hex color #81C9E1 is not a web safe color. Web safe color analog (approx): #99CCCC. Inversed color of #81C9E1 is #7E361E. Grayscale: #B6B6B6. Windows color (decimal): -8271391 or 14797185. OLE color: 14797185.
HSL color Cylindrical-coordinate representation of color #81C9E1: hue angle of 195º degrees, saturation: 0.62, lightness: 0.69%. HSV value (or HSB Brightness) of color is 0.88% and HSV saturation: 0.43%. Process color model (Four color, CMYK) of #81C9E1 is Cyan = 0.43, Magento = 0.11, Yellow = 0 and Black (K on CMYK) = 0.12.
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<style> a { background-color: #81C9E1; } a { background-color: rgb(129,201,225); } div.DivClassName { background-color: #81C9E1; } .BgClassName { background-color: #81C9E1; } </style>
<style> span { border-color: #81C9E1; } span { border-color: rgb(129,201,225); } td.TdClassName { border-color: #81C9E1; } .TagClassName { border-color: #81C9E1; } </style>