#310821 (or 0x310821) is unknown color: approx Blackberry. HEX triplet: 31, 08 and 21. RGB value is (49,8,33). Sum of RGB (Red+Green+Blue) = 49+8+33=90 (11% of max value = 765). Red value is 49 (19.53% from 255 or 54.44% from 90); Green value is 8 (3.52% from 255 or 8.89% from 90); Blue value is 33 (13.28% from 255 or 36.67% from 90); Max value from RGB is 49 - color contains mainly: red. Hex color #310821 is not a web safe color. Web safe color analog (approx): #330033. Inversed color of #310821 is #CEF7DE. Grayscale: #171717. Windows color (decimal): -13563871 or 2164785. OLE color: 2164785.
HSL color Cylindrical-coordinate representation of color #310821: hue angle of 323.41º degrees, saturation: 0.72, lightness: 0.11%. HSV value (or HSB Brightness) of color is 0.19% and HSV saturation: 0.84%. Process color model (Four color, CMYK) of #310821 is Cyan = 0, Magento = 0.84, Yellow = 0.33 and Black (K on CMYK) = 0.81.
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<style> a { background-color: #310821; } a { background-color: rgb(49,8,33); } div.DivClassName { background-color: #310821; } .BgClassName { background-color: #310821; } </style>
<style> span { border-color: #310821; } span { border-color: rgb(49,8,33); } td.TdClassName { border-color: #310821; } .TagClassName { border-color: #310821; } </style>