Closest hex to #15ddf9 is #1df

Minify your CSS by half!

#
#1df

15ddf9

15ddf9

contains 1d

01d 11d 1d0 1d1 1d2 1d3 1d4 1d5 1d6 1d7 1d8 1d9 1da 1db 1dc 1dd 1de 1df 21d 31d 41d 51d 61d 71d 81d 91d a1d b1d c1d d1d e1d f1d

contains df

0df 1df 2df 3df 4df 5df 6df 7df 8df 9df adf bdf cdf ddf df0 df1 df2 df3 df4 df5 df6 df7 df8 df9 dfa dfb dfc dfd dfe dff edf fdf

contains 1f

01f 11f 1f0 1f1 1f2 1f3 1f4 1f5 1f6 1f7 1f8 1f9 1fa 1fb 1fc 1fd 1fe 1ff 21f 31f 41f 51f 61f 71f 81f 91f a1f b1f c1f d1f e1f f1f