Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -1.08668556958
Darker point darker score: 0.11571432614
darker: 2 (eq: False, dd: True), confidence: 1, worker: AW0K78T4I2T72
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2VVSQ1PSXKGVE
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3LSDO3YPF1SFT
darker: 2 (eq: False, dd: True), confidence: 2, worker: A39SAJGZKMYJE9 (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1AXG32WSJVY54
darker: 2 (eq: False, dd: True), confidence: 1, worker: A1MQPBGSL800TL
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3S6JT56CCUSE2 (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A216863E5VMFSV (marked invalid)
(0: guessing, 1: probably, 2: definitely)