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: 245
green: 245
blue: 220
-99
clean
field
elect
-86
Seoul
tulip
brush
-75
Omaha
sight
Texas
-65
tough
Akron
Smith
-56
vowel
cloud
widen
-49
llama
alpha
crown
-42
water
vocal
along
-36
child
verse
radio
-31
Italy
pinch
pearl
-27
river
equal
blank
-23
aloha
pause
Tampa
-20
Kenya
table
tribe
-17
below
sweat
Frank
-14
annoy
Idaho
adobe
-12
heart
voter
fruit
-10
speed
exist
delta
-8
sweet
Adams
seven
-7
minor
claim
berry
-6
Moore
Akron
grand
-5
prize
river
queen
-4
chest
gamma
greed
-3
guide
sugar
cruel
-2
clear
grave
music
-1
plank
fever
still
0
Crete
eight
xerox
1
grand
lucky
quite
2
solid
phone
below
3
blade
black
fight
4
below
puppy
nurse
5
board
stain
broom
6
spade
slave
split
7
blame
mercy
actor
8
stamp
print
plain
10
cedar
creep
sweet
12
Fritz
14
filly
17
civic
20
night
23
Japan
27
Ethel
31
Carol