#550021 (or 0x550021) is unknown color: approx Bordeaux. HEX triplet: 55, 00 and 21. RGB value is (85,0,33). Sum of RGB (Red+Green+Blue) = 85+0+33=118 (15% of max value = 765). Red value is 85 (33.59% from 255 or 72.03% from 118); Green value is 0 (0.39% from 255 or 0% from 118); Blue value is 33 (13.28% from 255 or 27.97% from 118); Max value from RGB is 85 - color contains mainly: red. Hex color #550021 is not a web safe color. Web safe color analog (approx): #660033. Inversed color of #550021 is #AAFFDE. Grayscale: #1D1D1D. Windows color (decimal): -11206623 or 2162773. OLE color: 2162773.
HSL color Cylindrical-coordinate representation of color #550021: hue angle of 336.71º degrees, saturation: 1, lightness: 0.17%. HSV value (or HSB Brightness) of color is 0.33% and HSV saturation: 1%. Process color model (Four color, CMYK) of #550021 is Cyan = 0, Magento = 1, Yellow = 0.61 and Black (K on CMYK) = 0.67.
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