#637991 (or 0x637991) is unknown color: approx Slate Grey. HEX triplet: 63, 79 and 91. RGB value is (99,121,145). Sum of RGB (Red+Green+Blue) = 99+121+145=365 (48% of max value = 765). Red value is 99 (39.06% from 255 or 27.12% from 365); Green value is 121 (47.66% from 255 or 33.15% from 365); Blue value is 145 (57.03% from 255 or 39.73% from 365); Max value from RGB is 145 - color contains mainly: blue. Hex color #637991 is not a web safe color. Web safe color analog (approx): #666699. Inversed color of #637991 is #9C866E. Grayscale: #757575. Windows color (decimal): -10258031 or 9533795. OLE color: 9533795.
HSL color Cylindrical-coordinate representation of color #637991: hue angle of 211.3º degrees, saturation: 0.19, lightness: 0.48%. HSV value (or HSB Brightness) of color is 0.57% and HSV saturation: 0.32%. Process color model (Four color, CMYK) of #637991 is Cyan = 0.32, Magento = 0.17, Yellow = 0 and Black (K on CMYK) = 0.43.
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<style> a { background-color: #637991; } a { background-color: rgb(99,121,145); } div.DivClassName { background-color: #637991; } .BgClassName { background-color: #637991; } </style>
<style> span { border-color: #637991; } span { border-color: rgb(99,121,145); } td.TdClassName { border-color: #637991; } .TagClassName { border-color: #637991; } </style>