Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.944997847397
Darker point darker score: 0.306833884143
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1NGT2SPSU6FCB
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2VGUQ612AQ397
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3R5MEKMYYM2JX
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1L3348HFKSWBJ (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3QW1C79IH4GOG
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1E9VI5RSZI31F
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2YYHNACJ8MFTU
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3QTG4DHHV2KD6
darker: 2 (eq: False, dd: True), confidence: 2, worker: AZ9A137H25EDX
(0: guessing, 1: probably, 2: definitely)