Closest hex to #13d31d is #1c2

Minify your CSS by half!

#
#1c2

13d31d

13d31d

contains 1c

01c 11c 1c0 1c1 1c2 1c3 1c4 1c5 1c6 1c7 1c8 1c9 1ca 1cb 1cc 1cd 1ce 1cf 21c 31c 41c 51c 61c 71c 81c 91c a1c b1c c1c d1c e1c f1c

contains c2

0c2 1c2 2c2 3c2 4c2 5c2 6c2 7c2 8c2 9c2 ac2 bc2 c20 c21 c22 c23 c24 c25 c26 c27 c28 c29 c2a c2b c2c c2d c2e c2f cc2 dc2 ec2 fc2

contains 12

012 112 120 121 122 123 124 125 126 127 128 129 12a 12b 12c 12d 12e 12f 212 312 412 512 612 712 812 912 a12 b12 c12 d12 e12 f12