#646C80 (or 0x646C80) is unknown color: approx Raven. HEX triplet: 64, 6C and 80. RGB value is (100,108,128). Sum of RGB (Red+Green+Blue) = 100+108+128=336 (44% of max value = 765). Red value is 100 (39.45% from 255 or 29.76% from 336); Green value is 108 (42.58% from 255 or 32.14% from 336); Blue value is 128 (50.39% from 255 or 38.10% from 336); Max value from RGB is 128 - color contains mainly: blue. Hex color #646C80 is not a web safe color. Web safe color analog (approx): #666699. Inversed color of #646C80 is #9B937F. Grayscale: #6B6B6B. Windows color (decimal): -10195840 or 8416356. OLE color: 8416356.
HSL color Cylindrical-coordinate representation of color #646C80: hue angle of 222.86º degrees, saturation: 0.12, lightness: 0.45%. HSV value (or HSB Brightness) of color is 0.5% and HSV saturation: 0.22%. Process color model (Four color, CMYK) of #646C80 is Cyan = 0.22, Magento = 0.16, Yellow = 0 and Black (K on CMYK) = 0.50.
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