Tattoo Photo Color Brightening

I have a clear digital photo of my tattoo, but the ink in the shot looks dull compared with how it appears in real life. I only need a precise color adjustment—no shape tweaking or removal—so that the tattoo pops with the richer, brighter tones it actually has... (Budget: £10 - £20 GBP, Jobs: Adobe Lightroom, Adobe Photoshop, Color Grading, Illustrator, Image Processing, Photo Editing, Photoshop, Photoshop Design)