Color test

In this test the background color is the one in the title. In each box one of the primary colors varies from the background by the number shown, red (left), green (center) and blue (right). When the number is negative, the complementary colors appear, cyan, magenta and yellow.


red: 34
green: 139
blue: 34
-99
index
-86
stamp
-75
Omaha
-65
plate
-56
Peter
-49
spare
-42
water
-36
kneel
-31
flake
metal
music
-27
hyena
below
Cairo
-23
track
often
glove
-20
flake
aloha
trade
-17
Frank
Rhine
empty
-14
often
plank
shrub
-12
ahead
blame
climb
-10
skunk
Smith
ditch
-8
Emily
usual
witch
-7
berry
trust
Brant
-6
shout
trunk
phone
-5
heart
again
stamp
-4
guilt
every
Edsel
-3
place
feast
Mensa
-2
shell
greet
rhino
-1
worry
bring
happy
0
yodel
xerox
enjoy
1
happy
pinch
Idaho
2
Sarah
curve
comma
3
Dixon
steer
union
4
Cairo
cross
Adams
5
train
steer
Drake
6
clasp
laser
cough
7
place
wharf
shape
8
delay
class
group
10
rally
Evans
Evans
12
value
frame
Rhine
14
blond
Scott
Evans
17
count
steer
beast
20
decay
Haiti
Alamo
23
faint
press
Kelly
27
paint
among
value
31
waste
elect
brand
36
elect
focus
chair
42
vowel
rhino
joint
49
peace
voter
worse
56
color
thief
doubt
65
worry
nurse
month
75
hotel
Lopez
trust
86
Perth
level
guilt
99
plank
tiger
steel