Welcome to our set of Letter O coloring pages designed for preschool, kindergarten, and early readers learning this open-mouthed vowel sound.
Explore easy outlines and detailed scenes that reinforce uppercase O and lowercase o, build letter recognition, and introduce O-words like octopus, orange, otter, orca, oak, and more.
Each printable PDF doubles as a calm fine-motor activity and a playful phonics prompt for teachers, homeschool, and at-home practice.
Browse the ideas below, then explore the full gallery of Letter O coloring pages.
Learn the Letter O with 30 Fun, Phonics-Friendly Coloring Pages
This curated collection blends alphabet practice with vocabulary and shape recognition. Kids can color nature scenes, cute animals, and pattern-rich designs while connecting the O sound to everyday words and concepts (think oval, octagon, and the ocean). Many sheets feature both capital O and small o together, making them great for letter comparison, phonemic awareness, and themed literacy centers.Before You Start Coloring
For extra value, pair each sheet with a quick activity:- Sound it out: Say the short and long O sounds, then name the objects on the page (ox, otter, orchid, orange, ocean).
- Trace & write: Add dotted outlines of uppercase/lowercase O around the margins for handwriting practice.
- Sort & label: Ask kids to circle all items that start with O and cross out those that don’t.
- Shape hunt: Spot ovals and octagons in the art; draw more in the background.
- Vocabulary boost: Create a mini word list (oak, orca, ostrich, orchids) and color each word in a different hue.
1. Letter O and Ox Coloring Page
Introduce uppercase and lowercase O with a mighty ox for a bold alphabet moment. This free printable pdf is perfect for kids to practice letter recognition and fine motor skills while coloring a strong farm animal theme.
2. Letter O with Otter Coloring Page
Meet a friendly cartoon otter posing beside the letter O to make phonics fun. This easy coloring sheet for children helps reinforce the O sound while offering a cute, simple drawing that is quick to color.
3. Outdoor Scene with Letter O Coloring Page
Color a large O set in a peaceful lakeside view with plants and mountains. This printable page blends nature scenery with alphabet practice to spark creativity and calm concentration.
4. Orange and Letter O Printable Coloring Page
Match the sliced orange with uppercase and lowercase O for a tasty vocabulary link. This free pdf coloring sheet encourages kids to connect words and letters while enjoying a fruit themed activity.
5. Oval Wreath and Letter O Coloring Page
Decorate an elegant oval wreath that frames a round O at the center. This detailed printable invites careful coloring with flowers and leaves, great for older kids who enjoy intricate designs.
6. Orchids inside Letter O Coloring Page
Explore lovely orchids arranged within the shape of the letter O for a floral twist. This kid friendly printable supports alphabet learning and introduces nature themed vocabulary in a relaxing activity.
7. Patterned Letter O Coloring Page
Fill a bold O covered in loops and swirls for satisfying repetitive coloring. This black and white printable is ideal for mindfulness, fine line practice, and building confidence with simple patterns.
8. Ocean Waves and Letter O Coloring Page
Create a splash with uppercase and lowercase O above rolling ocean waves. This free coloring sheet weaves together sea life themes and early literacy to keep kids engaged and learning.
9. Decorative Letter O Coloring Page
Bring dots, swirls, and flowing lines to life on a statement O. This printable coloring page invites creative shading and texture play while reinforcing the letter of the day.
10. Orca and Letter O Coloring Page
Swim along with a majestic orca paired with uppercase and lowercase O. This printable pdf is great for ocean unit studies and alphabet lessons, offering a dramatic black and white subject to color.
11. Oak Tree with Letter O Coloring Page
Grow knowledge with a mighty oak and the letter O side by side. This detailed drawing encourages nature study talk about leaves, trunks, and habitats while supporting early reading skills.
12. Octagon and Letter O Coloring Page
Match shapes and letters by coloring an octagon with O at the top. This simple worksheet style page helps kids practice geometry words and alphabet recognition in one printable activity.
13. Ornamented Letter O Coloring Page
Color a clean O filled with circular ornaments for a tidy, modern look. This kid friendly sheet supports pattern awareness and controlled coloring with clear spaces to fill.
14. Ostrich and Letter O Coloring Page
Say hello to a cute ostrich standing with uppercase and lowercase O. This printable coloring page pairs animal facts with phonics practice, making learning playful and memorable.
15. Octopus and Letter O Coloring Page
Dive under the sea to color a cheerful octopus with the letter O above. This simple black and white drawing is perfect for preschoolers, encouraging hand strength, color choices, and early letter skills.
16. Owl With Large Letter O Coloring Page
An alert little owl sits proudly in front of a giant letter O, creating a friendly introduction to the letter sound. Soft browns or grays work well for the feathers, while the big O can be colored boldly to stand out. Kids might add stars or a tiny moon to finish the nighttime mood.
17. Uppercase Bubble Letter O Printable PDF
This puffy bubble-style O invites young learners to color inside wide, forgiving outlines. The round shape makes it easy for beginners to practice early motor skills. Children can fill it with patterns, dots, or their favorite bright colors.
18. Capital Letter O Coloring Page
A bold capital O sits centered on the page, simple and open for creative decoration. Kids can turn the inside space into stripes, polka dots, or gentle gradients. It is a nice warm-up sheet for learning letter recognition.
19. Oboe Beside Big Letter O Coloring Page
An elegant oboe stands next to a large letter O, a fun way to connect music with early literacy. The long instrument shape gives kids room to practice careful coloring along narrow lines. Adding little musical notes around the page can make the scene feel lively.
20. Orbit Scene Forming the Letter O Space Coloring Page
A planet and its circling satellites create a cosmic O shape, perfect for space-loving kids. The round orbit path gently hints at the letter while leaving room for stars and tiny planets. Soft blues, purples, and sparkly accents help bring the galaxy to life.
21. Origami Shapes Making the Letter O Coloring Sheet
Simple folded-paper shapes form a clean, geometric O that feels playful and modern. The crisp lines invite careful coloring, especially with pastels or patterned fills. Kids may enjoy adding tiny crease marks to make the origami theme stand out.
22. Oval Race Track Letter O Car Coloring Page
An oval track outlines the letter O as a small race car zooms along the curve. The looping shape is great for practicing smooth coloring strokes. Children can decorate the track with banners or finish-line stripes for extra fun.
23. Orange Letter O Coloring Page
A bright, citrus-colored O brings cheerful energy to this simple sheet. Kids can fill the shape with orange tones, from peach to deep tangerine. Adding tiny citrus slices or leaves around the edges creates a fun theme without repeating earlier fruit scenes.
24. Lowercase Letter O Tracing and Coloring Worksheet
The lowercase o appears in soft dotted lines, ready for little hands to trace and color. It helps preschoolers practice shape control while adding their favorite hues afterward. A small blank area allows kids to draw an extra item that starts with O if they want.
25. Olive Branch Around Block Letter O Coloring Sheet
A sturdy block O is wrapped in a gentle olive branch, creating a peaceful, nature-inspired design. The slender leaves offer a chance for soft greens and careful shading. Adults and kids can both enjoy the soothing, balanced layout.
26. Open Door Shaped Like Letter O Coloring Page
A friendly doorway curves into an O shape, suggesting a cozy room behind it. Kids can color the frame in warm browns or bright paint-box colors. Adding tiny items inside, like a rug or plant, makes the page feel like a welcoming home scene.
27. Letter O Octopus Coloring Page
A cheerful octopus curls its arms around the letter O, making the letter’s shape easy to spot. The twisting limbs are fun to color with stripes or gradients. Children can imagine bubbles or tiny fish drifting nearby to finish the ocean setting.
28. Ornate Gothic Letter O Detailed Coloring Page
This intricate O features swirling gothic lines and delicate flourishes suited for older kids or adults. The repeating curves make it a relaxing page for anyone who enjoys detailed patterns. Deep jewel tones or metallic shades can highlight the ornamental style.
29. Onion With Letter O Border Coloring Page
A plump onion sits inside a border shaped with repeating O patterns. The layered curves of the vegetable are great for soft shading in purples, whites, or yellows. Kids can add little garden elements around the edges for extra personality.
30. Simple Letter O Otter Coloring Page
A sweet otter smiles beside a clear, easy-to-color letter O, perfect for preschool learners. The soft fur is fun to color with light browns or grays. This page blends letter practice with a gentle animal theme that feels warm and friendly.Similar to Letter O coloring pages:
After You Color Your Letter O Coloring Pages
- Build a mini word wall: Mount finished pages and add sticky notes with O-words and syllable claps.
- Create an O-shaped booklet: Hole-punch pages and bind with a ring; add a cover titled “My Letter O Book.”
- Color + trace combo: Write three new O-words on the back of each sheet and trace them five times.
- STEM tie-in: Compare oval vs circle; count sides on an octagon; label ocean vs land in the outdoor scenes.
- Story starter: Use the finished art (otter, orca, oak tree) to tell a short O-themed story with beginning, middle, end.