#21213D (or 0x21213D) is unknown color: approx Valhalla. HEX triplet: 21, 21 and 3D. RGB value is (33,33,61). Sum of RGB (Red+Green+Blue) = 33+33+61=127 (16% of max value = 765). Red value is 33 (13.28% from 255 or 25.98% from 127); Green value is 33 (13.28% from 255 or 25.98% from 127); Blue value is 61 (24.22% from 255 or 48.03% from 127); Max value from RGB is 61 - color contains mainly: blue. Hex color #21213D is not a web safe color. Web safe color analog (approx): #333333. Inversed color of #21213D is #DEDEC2. Grayscale: #242424. Windows color (decimal): -14606019 or 4006177. OLE color: 4006177.
HSL color Cylindrical-coordinate representation of color #21213D: hue angle of 240º degrees, saturation: 0.3, lightness: 0.18%. HSV value (or HSB Brightness) of color is 0.24% and HSV saturation: 0.46%. Process color model (Four color, CMYK) of #21213D is Cyan = 0.46, Magento = 0.46, Yellow = 0 and Black (K on CMYK) = 0.76.
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<style> a { background-color: #21213D; } a { background-color: rgb(33,33,61); } div.DivClassName { background-color: #21213D; } .BgClassName { background-color: #21213D; } </style>
<style> span { border-color: #21213D; } span { border-color: rgb(33,33,61); } td.TdClassName { border-color: #21213D; } .TagClassName { border-color: #21213D; } </style>