Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.959866949916
Darker point darker score: 0.0304281928628
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2AAWTFFL0ZXEK (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3IPKVTS5K06LP
darker: 2 (eq: False, dd: False), confidence: 2, worker: A287QNZ2AOSKPT
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3760PCQD2MPIO
darker: 1 (eq: False, dd: True), confidence: 2, worker: A9Y1HKUEOOEPM
darker: 2 (eq: False, dd: False), confidence: 2, worker: A2K9VAUQ9I7CLT
(0: guessing, 1: probably, 2: definitely)