Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.934435038638
Darker point darker score: 1.11047926063
darker: 1 (eq: False, dd: True), confidence: 1, worker: AOKJCDRWBS5MK
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1DRFDGG2KCOI2 (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: AIKBREX7SEPXE
darker: 1 (eq: False, dd: True), confidence: 2, worker: AE6N096CSI5HT
darker: 1 (eq: False, dd: True), confidence: 2, worker: ANE1T9B3JJAS5
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3QTG4DHHV2KD6
(0: guessing, 1: probably, 2: definitely)