#21504B (or 0x21504B) is unknown color: approx Dark Slate Grey. HEX triplet: 21, 50 and 4B. RGB value is (33,80,75). Sum of RGB (Red+Green+Blue) = 33+80+75=188 (24% of max value = 765). Red value is 33 (13.28% from 255 or 17.55% from 188); Green value is 80 (31.64% from 255 or 42.55% from 188); Blue value is 75 (29.69% from 255 or 39.89% from 188); Max value from RGB is 80 - color contains mainly: green. Hex color #21504B is not a web safe color. Web safe color analog (approx): #336633. Inversed color of #21504B is #DEAFB4. Grayscale: #414141. Windows color (decimal): -14593973 or 4935713. OLE color: 4935713.
HSL color Cylindrical-coordinate representation of color #21504B: hue angle of 173.62º degrees, saturation: 0.42, lightness: 0.22%. HSV value (or HSB Brightness) of color is 0.31% and HSV saturation: 0.59%. Process color model (Four color, CMYK) of #21504B is Cyan = 0.59, Magento = 0, Yellow = 0.06 and Black (K on CMYK) = 0.69.
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<style> a { background-color: #21504B; } a { background-color: rgb(33,80,75); } div.DivClassName { background-color: #21504B; } .BgClassName { background-color: #21504B; } </style>
<style> span { border-color: #21504B; } span { border-color: rgb(33,80,75); } td.TdClassName { border-color: #21504B; } .TagClassName { border-color: #21504B; } </style>