Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.944953040111
Darker point darker score: 0.99921915958
darker: 2 (eq: False, dd: True), confidence: 1, worker: A1CEPAN1MLYHSO
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2YYHNACJ8MFTU
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2LVDFUMN11HAS (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2Q5IX1YGGLQML (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: ANE1T9B3JJAS5
darker: 2 (eq: False, dd: True), confidence: 2, worker: AI90ZNJJ543AP (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1K3QJM1Q770Y (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1NZVXB0S8DR04
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3PEMQP28HYGHU
(0: guessing, 1: probably, 2: definitely)