#21645E (or 0x21645E) is unknown color: approx Blue Stone. HEX triplet: 21, 64 and 5E. RGB value is (33,100,94). Sum of RGB (Red+Green+Blue) = 33+100+94=227 (30% of max value = 765). Red value is 33 (13.28% from 255 or 14.54% from 227); Green value is 100 (39.45% from 255 or 44.05% from 227); Blue value is 94 (37.11% from 255 or 41.41% from 227); Max value from RGB is 100 - color contains mainly: green. Hex color #21645E is not a web safe color. Web safe color analog (approx): #336666. Inversed color of #21645E is #DE9BA1. Grayscale: #4F4F4F. Windows color (decimal): -14588834 or 6186017. OLE color: 6186017.
HSL color Cylindrical-coordinate representation of color #21645E: hue angle of 174.63º degrees, saturation: 0.5, lightness: 0.26%. HSV value (or HSB Brightness) of color is 0.39% and HSV saturation: 0.67%. Process color model (Four color, CMYK) of #21645E is Cyan = 0.67, Magento = 0, Yellow = 0.06 and Black (K on CMYK) = 0.61.
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