#180F21 (or 0x180F21) is unknown color: approx Blackcurrant. HEX triplet: 18, 0F and 21. RGB value is (24,15,33). Sum of RGB (Red+Green+Blue) = 24+15+33=72 (9% of max value = 765). Red value is 24 (9.77% from 255 or 33.33% from 72); Green value is 15 (6.25% from 255 or 20.83% from 72); Blue value is 33 (13.28% from 255 or 45.83% from 72); Max value from RGB is 33 - color contains mainly: blue. Hex color #180F21 is not a web safe color. Web safe color analog (approx): #000033. Inversed color of #180F21 is #E7F0DE. Grayscale: #131313. Windows color (decimal): -15200479 or 2166552. OLE color: 2166552.
HSL color Cylindrical-coordinate representation of color #180F21: hue angle of 270º degrees, saturation: 0.38, lightness: 0.09%. HSV value (or HSB Brightness) of color is 0.13% and HSV saturation: 0.55%. Process color model (Four color, CMYK) of #180F21 is Cyan = 0.27, Magento = 0.55, Yellow = 0 and Black (K on CMYK) = 0.87.
<style> p { color: #180F21; } p { color: rgb(24,15,33); } H1.HeaderClassName { color: #180F21; } .AnyTagClassName { color: #180F21; } </style>
<style> a { background-color: #180F21; } a { background-color: rgb(24,15,33); } div.DivClassName { background-color: #180F21; } .BgClassName { background-color: #180F21; } </style>
<style> span { border-color: #180F21; } span { border-color: rgb(24,15,33); } td.TdClassName { border-color: #180F21; } .TagClassName { border-color: #180F21; } </style>