Tony
public ruby v1 · immutable def color case speed when 0..3 then '#000000' when 4..7 then '#330000' when 8..10 then '#660000' when 11..14 then '#990000' when 15..17 then '#cc0000' when 18..21 then '#ff0000' when 22..24 then '#ff3300' when 25..28 then '#ff6600' when 29..31 then '#ff9900' when 32..34 then '#ffcc00' when 35..38 then '#ffff00' when 39..41 then '#ccff00' when 42..45 then '#99ff00' when 46..48 then '#66ff00' when 49..52 then '#33ff00' when 53..90 then '#00ff00' else '#999999' end end