Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.943772772902
Darker point darker score: 1.11161351688
darker: 1 (eq: False, dd: True), confidence: 1, worker: A4W03J0D0WF9L
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1DRFDGG2KCOI2 (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1YQ4Z1018RM1R
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2I0M1XXACA4WE (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A106BTOUPN1KRV
darker: 1 (eq: False, dd: True), confidence: 2, worker: AKG5TLUQ2WWED
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2YYHNACJ8MFTU
darker: E (eq: True, dd: None), confidence: 2, worker: A2RUHINET2E1C5 (marked invalid)
(0: guessing, 1: probably, 2: definitely)