#280B71 (or 0x280B71) is unknown color: approx Persian Indigo. HEX triplet: 28, 0B and 71. RGB value is (40,11,113). Sum of RGB (Red+Green+Blue) = 40+11+113=164 (21% of max value = 765). Red value is 40 (16.02% from 255 or 24.39% from 164); Green value is 11 (4.69% from 255 or 6.71% from 164); Blue value is 113 (44.53% from 255 or 68.90% from 164); Max value from RGB is 113 - color contains mainly: blue. Hex color #280B71 is not a web safe color. Web safe color analog (approx): #330066. Inversed color of #280B71 is #D7F48E. Grayscale: #1E1E1E. Windows color (decimal): -14152847 or 7408424. OLE color: 7408424.
HSL color Cylindrical-coordinate representation of color #280B71: hue angle of 257.06º degrees, saturation: 0.82, lightness: 0.24%. HSV value (or HSB Brightness) of color is 0.44% and HSV saturation: 0.9%. Process color model (Four color, CMYK) of #280B71 is Cyan = 0.65, Magento = 0.90, Yellow = 0 and Black (K on CMYK) = 0.56.
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