Closest hex to #d03e33 is #c43

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#c43

d03e33

d03e33

contains c4

0c4 1c4 2c4 3c4 4c4 5c4 6c4 7c4 8c4 9c4 ac4 bc4 c40 c41 c42 c43 c44 c45 c46 c47 c48 c49 c4a c4b c4c c4d c4e c4f cc4 dc4 ec4 fc4

contains 43

043 143 243 343 430 431 432 433 434 435 436 437 438 439 43a 43b 43c 43d 43e 43f 443 543 643 743 843 943 a43 b43 c43 d43 e43 f43

contains c3

0c3 1c3 2c3 3c3 4c3 5c3 6c3 7c3 8c3 9c3 ac3 bc3 c30 c31 c32 c33 c34 c35 c36 c37 c38 c39 c3a c3b c3c c3d c3e c3f cc3 dc3 ec3 fc3