#210D09 (or 0x210D09) is unknown color: approx Seal Brown. HEX triplet: 21, 0D and 09. RGB value is (33,13,9). Sum of RGB (Red+Green+Blue) = 33+13+9=55 (7% of max value = 765). Red value is 33 (13.28% from 255 or 60% from 55); Green value is 13 (5.47% from 255 or 23.64% from 55); Blue value is 9 (3.91% from 255 or 16.36% from 55); Max value from RGB is 33 - color contains mainly: red. Hex color #210D09 is not a web safe color. Web safe color analog (approx): #330000. Inversed color of #210D09 is #DEF2F6. Grayscale: #121212. Windows color (decimal): -14611191 or 593185. OLE color: 593185.
HSL color Cylindrical-coordinate representation of color #210D09: hue angle of 10º degrees, saturation: 0.57, lightness: 0.08%. HSV value (or HSB Brightness) of color is 0.13% and HSV saturation: 0.73%. Process color model (Four color, CMYK) of #210D09 is Cyan = 0, Magento = 0.61, Yellow = 0.73 and Black (K on CMYK) = 0.87.
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<style> span { border-color: #210D09; } span { border-color: rgb(33,13,9); } td.TdClassName { border-color: #210D09; } .TagClassName { border-color: #210D09; } </style>