When trying to describe a color, it can sometimes be difficult to find the perfect word to adequately capture the shade or hue you're looking for. When it comes to the color blue, there are many synonyms that can be used to describe a shade that is slightly more blue than another. Some synonyms for the phrase "more bluish" might include words like azure, cobalt, cerulean, sapphire, or sky blue. These words all evoke slightly different variations on the blue color spectrum, and can be used to describe a range of tones that might be appropriate depending on the context or situation.