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Cerulean
#3090e0

#3090e0
Primary red
30₁₆ = 48
48/255 ≈ 19 %
Primary green
90₁₆ = 144
144/255 ≈ 56 %
Primary blue
E0₁₆ = 224
224/255 ≈ 88 %
Basic colors
48/255 ≈ 19 % 96/255 ≈ 38 % 80/255 ≈ 31 % 31/255 ≈ 12 %