#646F78 (or 0x646F78) is unknown color: approx Mid Grey. HEX triplet: 64, 6F and 78. RGB value is (100,111,120). Sum of RGB (Red+Green+Blue) = 100+111+120=331 (43% of max value = 765). Red value is 100 (39.45% from 255 or 30.21% from 331); Green value is 111 (43.75% from 255 or 33.53% from 331); Blue value is 120 (47.27% from 255 or 36.25% from 331); Max value from RGB is 120 - color contains mainly: blue. Hex color #646F78 is not a web safe color. Web safe color analog (approx): #666666. Inversed color of #646F78 is #9B9087. Grayscale: #6C6C6C. Windows color (decimal): -10195080 or 7892836. OLE color: 7892836.
HSL color Cylindrical-coordinate representation of color #646F78: hue angle of 207º degrees, saturation: 0.09, lightness: 0.43%. HSV value (or HSB Brightness) of color is 0.47% and HSV saturation: 0.17%. Process color model (Four color, CMYK) of #646F78 is Cyan = 0.17, Magento = 0.08, Yellow = 0 and Black (K on CMYK) = 0.53.
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