Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -1.03364729853
Darker point darker score: 0.884809708713
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2AH0I3IAWWNX7
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2VVSQ1PSXKGVE
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1GY0P2ZEJ1RK7
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1AXG32WSJVY54
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3A45A5YUM61LK
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2EY9GDVA7L8YM (marked invalid)
(0: guessing, 1: probably, 2: definitely)