#010821 (or 0x010821) is unknown color: approx Black Russian. HEX triplet: 01, 08 and 21. RGB value is (1,8,33). Sum of RGB (Red+Green+Blue) = 1+8+33=42 (5% of max value = 765). Red value is 1 (0.78% from 255 or 2.38% from 42); Green value is 8 (3.52% from 255 or 19.05% from 42); Blue value is 33 (13.28% from 255 or 78.57% from 42); Max value from RGB is 33 - color contains mainly: blue. Hex color #010821 is not a web safe color. Web safe color analog (approx): #000033. Inversed color of #010821 is #FEF7DE. Grayscale: #080808. Windows color (decimal): -16709599 or 2164737. OLE color: 2164737.
HSL color Cylindrical-coordinate representation of color #010821: hue angle of 226.88º degrees, saturation: 0.94, lightness: 0.07%. HSV value (or HSB Brightness) of color is 0.13% and HSV saturation: 0.97%. Process color model (Four color, CMYK) of #010821 is Cyan = 0.97, Magento = 0.76, Yellow = 0 and Black (K on CMYK) = 0.87.
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<style> a { background-color: #010821; } a { background-color: rgb(1,8,33); } div.DivClassName { background-color: #010821; } .BgClassName { background-color: #010821; } </style>
<style> span { border-color: #010821; } span { border-color: rgb(1,8,33); } td.TdClassName { border-color: #010821; } .TagClassName { border-color: #010821; } </style>