Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.917840145702
Darker point darker score: 0.312818511236
darker: 1 (eq: False, dd: True), confidence: 2, worker: A37Q1701BQI3TI
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2JVJ7J2MVGW9S
darker: 1 (eq: False, dd: True), confidence: 1, worker: A234WZ4KX8IW07
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1ZH2G3ICIOPT2 (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3Q9S2K93W2KDI (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1S7UPUHFVXX4Z
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3IPKVTS5K06LP
darker: 1 (eq: False, dd: True), confidence: 1, worker: A26N0ZAW34UJUV
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3PHP9TTAVN4Y4
(0: guessing, 1: probably, 2: definitely)