Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.95328075767
Darker point darker score: 0.281430771876
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2LT5VXO2LS0UL
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3QW1C79IH4GOG
darker: 1 (eq: False, dd: False), confidence: 1, worker: AET2U31SXUAPM
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1KH9UPH0D74QJ (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1G05O3HM7DNVZ
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1A50D6DABL6IK
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3ICG6AUFB4AT
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1A50D6DABL6IK
darker: 2 (eq: False, dd: True), confidence: 2, worker: A106BTOUPN1KRV
(0: guessing, 1: probably, 2: definitely)