<iframe src="https://www.googletagmanager.com/ns.html?id=GTM-W3R8R6G&gtm_auth=AU1ugrxhJK_EQcp9wg5qxA&gtm_preview=env-1&gtm_cookies_win=x" height="0" width="0" style="display:none;visibility:hidden"></iframe>

56 lighthearted theme designs graphics for t-shirt and print on demand merch

Download lighthearted theme t-shirt designs and other merch graphics like book covers, phone cases, tote bags and more.

Sort by

Most relevant
Funny clowns and festive balloons, hand-drawn, doodle style
Kiss a Ginger Day – January 12, 2025, Attractive design, can be used on all social media platforms, beautiful color combination, get it now for the first purchase.
Charming illustration of a cute mouse holding a book and pointing with a stick, showcasing a playful and educational theme. Perfect for children s materials and playful designs
Illustration of a cowboy boot with playful elements like berries, accompanied by the text Yee Haw. Perfect for Western-themed designs or lighthearted art projects
The word JOLLY concept written in colorful abstract typography. Vector EPS 10 available.
Simple house icon with a chimney and smoke, featuring a clean line art style. Perfect for home, real estate, and family themes, children's designs, greeting cards, and lighthearted themes.
A collection of vibrant speech bubbles in various colors and shapes, alongside crayons and a playful balloon. Perfect for artistic projects and communication themes, fostering creativity and fun.
A playful vector pattern featuring watches, hammers, and mustaches, ideal for a quirky design or fabric print.
Funny love-themed doodle stickers with hearts, gifts and sweet treats for Valentine's Day
Monster Helpers set. Each character embodies a unique work-related concept, bringing a lighthearted touch to professional themes. Vector illustration
A cartoon knight holds a chicken drumstick, facing an angry bear. Bold colors and exaggerated expressions enhance the humor
I have ocd t shirt design
A skeleton holding a frisbee is a playful and quirky illustration suitable for Halloween-themed designs, sports events graphics, or any fun, lighthearted projects.
A stylized graphic illustration featuring a trios of floating balloons icon in a circle, conveying themes of celebration, festivity, and cheerful events. The minimalist design employs clean lines
Camouflage Dove of Peace with Olive Branch
A seamless vector pattern featuring cartoon-style hammers and mustaches on a white background. The hammers are brown with a wooden handle, and the mustaches are black with a curly design.
illustration of cute Giraffe, perfect for a children or kid theme
Colorful Triangle Bunting Garlands on a Black Background.
Bright and cheerful illustration of yellow flowers, creatively arranged with decorative tape. Perfect for designs, seasonal themes, crafting projects, or adding a touch of nature-inspired charm.
Cute pattern featuring teddy bears, cupcakes, and hearts in playful design
Bright smiling sun with rays shining in a cheerful illustration perfect for summer-themed designs, children's artwork, or sunny day activities
Vector illustration of a fairy with a green leaf dress, brown hair, and playful pose. Bright colors and whimsical style
Two cartoon fairies with golden hair in white dresses joyfully dancing, showcasing vibrant expressions and dynamic movement
A cheerful cartoon illustration of a child sitting down, joyfully taking a big bite out of a large slice of pizza
The word JOLLY concept written in colorful abstract typography. Vector EPS 10 available.
illustration of a cute, vibrant-colored elephant, perfect for a children's theme
A stylized sun illustration with a smiling face. The sun has a round yellow body and elongated orange rays. The design is simple and cheerful, suitable for various themes.
illustration of a cheerful, vibrant-colored dolphin, perfect for a children's theme
watercolor vector illustration poster with funny quote when in doubt look intelligent
Sweet cat character adorned with angel wings and a halo, embodying purity and cuteness in a charming cartoon style
A collection of cartoon-style coronavirus characters showcasing a range of emotions like happiness, sadness, confusion, and frustration, adding a playful touch to serious themes.
illustration of a cheerful, vibrant-colored mouse, perfect for a children's theme
Collection of hand-drawn colorful kites with bow tails, featuring various shapes and vibrant colors, isolated on a clean white background, perfect for spring or summer themes.
Join us for a spooktacular evening at our Halloween party! Featuring colorful and playful monsters, this event promises fun and festive activities for all ages. Don’t miss out on the eerie excitement
Pink stripes decorated with small flowers and butterflies
Design of kids t-shirt print with a bright yellow safety helmet and the quote born to build. Perfect for little builders ready to show off their creativity and love for construction.
Colorful balloons in a playful pattern perfect for festive celebrations and decorations
Seamless Cute Sleeping Cats and Moons Pattern for Cozy Pajamas, Pet-Themed Prints, or Relaxing Nighttime Designs
Woman joyfully bathing a content cat in a tub full of bubbles. The illustration depicts a lighthearted pet grooming moment with smiles and relaxation. Perfect for pet care themes.
Hand drawn colorful balloons and festive garlands background create a cheerful atmosphere for celebrations vector illustration
Set of cute onions in kawaii style on a white background, perfect for fun illustrations, children's products, and playful designs.
Certified April Fools' Day T-Shirt Design - "Laugh Out Loud Guaranteed!"
a pattern of pink and blue balloons and a blue background
illustration of a cheerful, vibrant-colored Parrot, perfect for a children's theme
Romantic heart pattern with soft pink and tiny dots
Vector illustration of a joyful fairy with blue wings and a green dress, highlighting whimsical and magical elements
Festive, Christmas pattern with the image of a cracker and a Christmas tree toy, ideal for printing on paper, fabric
A cartoon-style vector illustration of a cactus with the word Wanted above it. The cactus is green with multiple arms, set against a white background.
Food Icon Set with Mustard, Cheese, and Avocado
illustration of a cheerful, vibrant-colored penguin, perfect for a children or kid theme
Sponsored results by Shutterstock Logo
Get 15% off with code: VEXELS15
Illustration of a man with magnifying glass

Sorry, we couldn't find any matches for "lighthearted theme" .

Find the Best Designs for You

Hottest Designs New Merch Designs Browse by Categories

Find the best designs for you

of 2