Color by Number Robot

Color by number: Boxy robot

Color each square by its number. Squares with no number stay white.

33333333

34433443

33333333

33222233

221111111122

2114444112

2114224112

11111111

222222

22222222

To color on screen, choose a color in the key, then tap the squares.

How it works

This color by number robot set opens on a Boxy robot in red, black, blue and yellow. Behind it: a Robot dog, Robot arm, Robot on treads, Flying drone, Wind-up robot, Robot face and Giant robot.

Read the full guide

Eight robots, 4 or 5 crayons each

Seven of the easy sheets take 4 crayons. The Robot arm takes 5: a yellow arm, a red joint, a black base, a brown crate and a blue floor. Black is in all 8 easy keys.

Detailed robots add gray metal

Open More options and choose Detailed 24 by 24. Gray comes into all 8 keys: a grille on the Boxy robot, rotors on the Flying drone, rivets on the Robot dog.

The Robot dog is the quickest easy sheet: 70 squares, 40 of them purple.
The Robot face is the longest: 108 squares on the easy grid and 432 on the detailed one.

Questions and answers

Is there a robot color by number PDF?

No file is stored here. The sheet is drawn on the page, and Print this sheet opens your browser's print dialog, with the sheet and its key on page 1 and the colored answer key on page 2.

Which robot is the easiest to color?

The Robot dog has the fewest squares on the easy grid, 70. Every easy robot takes 4 crayons except the Robot arm, which takes 5.

Why is the paper around each robot not numbered?

Every robot here is drawn on white paper, and white squares print empty on these sheets. Check Put 0 in the white squares in More options to print a 0 in each one. The key then ends with leave white.

All 8 pictures

Robots on legs 4

Boxy robot A robot facing you: a blue head with yellow eyes and a black slot for a mouth, a red light on a black stalk, a red body with a yellow square in the middle, and black arms and legs. On the detailed grid the mouth is a gray grille, a light blue band crosses the top of the head, a green light sits in the yellow square and the legs end in gray. Easy: 4 colors, 90 squares to color. Detailed: 7 colors, 360 squares to color.
Giant robot A red giant robot with a yellow visor, a blue chest plate with a yellow light and black fists, standing over black buildings with yellow windows. On the detailed grid it has an orange line across the shoulders, a light blue edge on the chest plate, gray knees and more lit windows. Easy: 4 colors, 91 squares to color. Detailed: 7 colors, 364 squares to color.
Robot dog A purple robot dog seen from the side, facing right: a yellow eye, a yellow panel on its side, black legs, a black mouth, a black tail with a red tip and a red tip on each ear. On the detailed grid the eye is light blue, a light blue strip runs under the panel and the legs have gray rivets and ankle joints. Easy: 4 colors, 70 squares to color. Detailed: 6 colors, 278 squares to color.

Show all 8 pictures (5 more)

Robots on legs, continued

Wind-up robot A wind-up toy robot: a red head with black eyes, a blue body with a yellow dial, black feet and a yellow key in its back. On the detailed grid it has a gray and black mouth slot, light blue bands on the body, three black marks on the dial and orange edges on the key. Easy: 4 colors, 76 squares to color. Detailed: 7 colors, 306 squares to color.

Treads and rotors 2

Flying drone A drone seen from above: a blue body with a yellow camera in the middle and four black rotors with red hubs. On the detailed grid the rotors are gray with black and red hubs, the camera has a black rim and a light blue lens, and two green lights sit at the back. Easy: 4 colors, 72 squares to color. Detailed: 6 colors, 300 squares to color.
Robot on treads A green robot with a domed head, a black visor and a red light on its antenna, rolling on black treads with yellow wheels; a yellow and a red button sit on its chest. On the detailed grid two light blue lights shine in the visor, light green bands cross the body, a blue button joins the other two and the top of the tread is gray. Easy: 4 colors, 86 squares to color. Detailed: 8 colors, 342 squares to color.

Arm and face 2

Robot arm A yellow factory robot arm with a red joint in a black housing, a black claw and a black base, lowering onto a brown crate on a blue floor. On the detailed grid an orange stripe runs along the arm, the crate has yellow tape and the floor becomes a gray belt on black rollers. Easy: 5 colors, 74 squares to color. Detailed: 6 colors, 293 squares to color.
Robot face A purple robot face with yellow eyes and black pupils, two black antennas, red bolts for ears and a black mouth with three yellow teeth. On the detailed grid the antennas have red tips, a pink band crosses the forehead, the eyes have light blue lids, a pink plate marks the nose and gray bolts sit in the corners. Easy: 4 colors, 108 squares to color. Detailed: 7 colors, 432 squares to color.

How this list was compiled: Our own pixel pictures, drawn square by square for this site on 12 by 12 and 24 by 24 grids in October 2026. Nothing is traced, scanned or copied from clip art, and no picture shows a brand, a logo or a character from a film, show, book or game. The descriptions state no facts beyond what is drawn, and the color and square counts were counted from the finished grids. Licence: own work