Closest hex to #509f90 is #598

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#
#598

509f90

509f90

contains 59

059 159 259 359 459 559 590 591 592 593 594 595 596 597 598 599 59a 59b 59c 59d 59e 59f 659 759 859 959 a59 b59 c59 d59 e59 f59

contains 98

098 198 298 398 498 598 698 798 898 980 981 982 983 984 985 986 987 988 989 98a 98b 98c 98d 98e 98f 998 a98 b98 c98 d98 e98 f98

contains 58

058 158 258 358 458 558 580 581 582 583 584 585 586 587 588 589 58a 58b 58c 58d 58e 58f 658 758 858 958 a58 b58 c58 d58 e58 f58