#121F3D (or 0x121F3D) is unknown color: approx Midnight Express. HEX triplet: 12, 1F and 3D. RGB value is (18,31,61). Sum of RGB (Red+Green+Blue) = 18+31+61=110 (14% of max value = 765). Red value is 18 (7.42% from 255 or 16.36% from 110); Green value is 31 (12.5% from 255 or 28.18% from 110); Blue value is 61 (24.22% from 255 or 55.45% from 110); Max value from RGB is 61 - color contains mainly: blue. Hex color #121F3D is not a web safe color. Web safe color analog (approx): #003333. Inversed color of #121F3D is #EDE0C2. Grayscale: #1E1E1E. Windows color (decimal): -15589571 or 4005650. OLE color: 4005650.
HSL color Cylindrical-coordinate representation of color #121F3D: hue angle of 221.86º degrees, saturation: 0.54, lightness: 0.15%. HSV value (or HSB Brightness) of color is 0.24% and HSV saturation: 0.7%. Process color model (Four color, CMYK) of #121F3D is Cyan = 0.70, Magento = 0.49, Yellow = 0 and Black (K on CMYK) = 0.76.
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<style> a { background-color: #121F3D; } a { background-color: rgb(18,31,61); } div.DivClassName { background-color: #121F3D; } .BgClassName { background-color: #121F3D; } </style>
<style> span { border-color: #121F3D; } span { border-color: rgb(18,31,61); } td.TdClassName { border-color: #121F3D; } .TagClassName { border-color: #121F3D; } </style>