Form Check
The form-check utility class is a flexible and customizable Tailwind CSS utility to style checkbox and radio fields.
Basic Usage
Show Code
<div>
<label class="flex gap-2"><input type="checkbox" class="form-check"> Unchecked</label>
<label class="flex gap-2"><input type="checkbox" class="form-check" checked> Checked</label>
<label class="flex gap-2"><input type="checkbox" class="form-check" disabled> Unchecked (Disabled)</label>
<label class="flex gap-2"><input type="checkbox" class="form-check" checked disabled> Checked (Disabled)</label>
</div>
<div>
<label class="flex gap-2"><input type="radio" name="radio" class="form-check"> Unchecked</label>
<label class="flex gap-2"><input type="radio" name="radio" class="form-check" checked> Checked</label>
<label class="flex gap-2"><input type="radio" name="radio2" class="form-check" disabled> Unchecked (Disabled)</label>
<label class="flex gap-2"><input type="radio" name="radio2" class="form-check" checked disabled> Checked (Disabled)</label>
</div>Sizes
Customize the size of checkbox and radio inputs using a predetermined size, tailwind's numeric sizing classes, or an arbitrary CSS length unit.
Predetermined Sizes
The size can be customized using predetermined size classes: xs, sm, md, lg, xl, 2xl, 3xl, 4xl, 5xl. Use the syntax: form-check-[size].
Show Code
<div class="flex gap-1">
<input type="checkbox" class="form-check form-check-xs">
<input type="checkbox" class="form-check form-check-xs" checked>
<input type="checkbox" class="form-check form-check-xs" invalid>
<input type="checkbox" class="form-check form-check-xs" invalid checked>
<input type="checkbox" class="form-check form-check-xs" valid>
<input type="checkbox" class="form-check form-check-xs" valid checked>
</div>
<div class="flex gap-1">
<input type="checkbox" class="form-check form-check-sm">
<input type="checkbox" class="form-check form-check-sm" checked>
<input type="checkbox" class="form-check form-check-sm" invalid>
<input type="checkbox" class="form-check form-check-sm" invalid checked>
<input type="checkbox" class="form-check form-check-sm" valid>
<input type="checkbox" class="form-check form-check-sm" valid checked>
</div>
<div class="flex gap-1">
<input type="checkbox" class="form-check form-check-md">
<input type="checkbox" class="form-check form-check-md" checked>
<input type="checkbox" class="form-check form-check-md" invalid>
<input type="checkbox" class="form-check form-check-md" invalid checked>
<input type="checkbox" class="form-check form-check-md" valid>
<input type="checkbox" class="form-check form-check-md" valid checked>
</div>
<div class="flex gap-1">
<input type="checkbox" class="form-check form-check-lg">
<input type="checkbox" class="form-check form-check-lg" checked>
<input type="checkbox" class="form-check form-check-lg" invalid>
<input type="checkbox" class="form-check form-check-lg" invalid checked>
<input type="checkbox" class="form-check form-check-lg" valid>
<input type="checkbox" class="form-check form-check-lg" valid checked>
</div>
<div class="flex gap-1">
<input type="checkbox" class="form-check form-check-xl">
<input type="checkbox" class="form-check form-check-xl" checked>
<input type="checkbox" class="form-check form-check-xl" invalid>
<input type="checkbox" class="form-check form-check-xl" invalid checked>
<input type="checkbox" class="form-check form-check-xl" valid>
<input type="checkbox" class="form-check form-check-xl" valid checked>
</div>
<div class="flex gap-1">
<input type="checkbox" class="form-check form-check-2xl">
<input type="checkbox" class="form-check form-check-2xl" checked>
<input type="checkbox" class="form-check form-check-2xl" invalid>
<input type="checkbox" class="form-check form-check-2xl" invalid checked>
<input type="checkbox" class="form-check form-check-2xl" valid>
<input type="checkbox" class="form-check form-check-2xl" valid checked>
</div>
<div class="flex gap-1">
<input type="checkbox" class="form-check form-check-3xl">
<input type="checkbox" class="form-check form-check-3xl" checked>
<input type="checkbox" class="form-check form-check-3xl" invalid>
<input type="checkbox" class="form-check form-check-3xl" invalid checked>
<input type="checkbox" class="form-check form-check-3xl" valid>
<input type="checkbox" class="form-check form-check-3xl" valid checked>
</div>
<div class="flex gap-1">
<input type="checkbox" class="form-check form-check-4xl">
<input type="checkbox" class="form-check form-check-4xl" checked>
<input type="checkbox" class="form-check form-check-4xl" invalid>
<input type="checkbox" class="form-check form-check-4xl" invalid checked>
<input type="checkbox" class="form-check form-check-4xl" valid>
<input type="checkbox" class="form-check form-check-4xl" valid checked>
</div>
<div class="flex gap-1">
<input type="checkbox" class="form-check form-check-5xl">
<input type="checkbox" class="form-check form-check-5xl" checked>
<input type="checkbox" class="form-check form-check-5xl" invalid>
<input type="checkbox" class="form-check form-check-5xl" invalid checked>
<input type="checkbox" class="form-check form-check-5xl" valid>
<input type="checkbox" class="form-check form-check-5xl" valid checked>
</div>Tailwind Sizes
For more granular control over checkbox and radio sizes, use Tailwind's numeric sizing scale classes: form-check-1 - form-check-96.
Show Code
<div class="flex gap-1">
<input type="checkbox" class="form-check form-check-4">
<input type="checkbox" class="form-check form-check-4" checked>
<input type="checkbox" class="form-check form-check-4" invalid>
<input type="checkbox" class="form-check form-check-4" invalid checked>
<input type="checkbox" class="form-check form-check-4" valid>
<input type="checkbox" class="form-check form-check-4" valid checked>
</div>
<div class="flex gap-1">
<input type="checkbox" class="form-check form-check-5">
<input type="checkbox" class="form-check form-check-5" checked>
<input type="checkbox" class="form-check form-check-5" invalid>
<input type="checkbox" class="form-check form-check-5" invalid checked>
<input type="checkbox" class="form-check form-check-5" valid>
<input type="checkbox" class="form-check form-check-5" valid checked>
</div>
<div class="flex gap-1">
<input type="checkbox" class="form-check form-check-6">
<input type="checkbox" class="form-check form-check-6" checked>
<input type="checkbox" class="form-check form-check-6" invalid>
<input type="checkbox" class="form-check form-check-6" invalid checked>
<input type="checkbox" class="form-check form-check-6" valid>
<input type="checkbox" class="form-check form-check-6" valid checked>
</div>Arbitrary Sizes
For precise sizing, specify exact pixel values using the syntax form-check-[Npx] or any other CSS length units (rem, em, mm, etc.).
Show Code
<div class="flex gap-1">
<input type="checkbox" class="form-check form-check-[16px]">
<input type="checkbox" class="form-check form-check-[16px]" checked>
<input type="checkbox" class="form-check form-check-[16px]" invalid>
<input type="checkbox" class="form-check form-check-[16px]" invalid checked>
<input type="checkbox" class="form-check form-check-[16px]" valid>
<input type="checkbox" class="form-check form-check-[16px]" valid checked>
</div>
<div class="flex gap-1">
<input type="checkbox" class="form-check form-check-[1.5rem]">
<input type="checkbox" class="form-check form-check-[1.5rem]" checked>
<input type="checkbox" class="form-check form-check-[1.5rem]" invalid>
<input type="checkbox" class="form-check form-check-[1.5rem]" invalid checked>
<input type="checkbox" class="form-check form-check-[1.5rem]" valid>
<input type="checkbox" class="form-check form-check-[1.5rem]" valid checked>
</div>Validation
Validation classes provides error-checking styling for the form-check element. The invalid and valid attributes provide the styling for invalid and valid elements, respectively.
Show Code
<div>
<div>
<label class="flex gap-2 invalid-feedback"><input type="checkbox" class="form-check" invalid> Invalid</label>
<label class="flex gap-2 invalid-feedback"><input type="checkbox" class="form-check" checked invalid> Invalid</label>
<label class="flex gap-2 invalid-feedback"><input type="radio" name="radio7" class="form-check" invalid> Invalid</label>
<label class="flex gap-2 invalid-feedback"><input type="radio" name="radio7" class="form-check" checked invalid> Invalid</label>
<div class="invalid-feedback">This is an inline error.</div>
</div>
<div class="invalid-feedback">This is an inline error.</div>
<div>
<div class="invalid-feedback">This is an inline error.</div>
</div>
</div>
<div>
<div>
<label class="flex gap-2 valid-feedback"><input type="checkbox" class="form-check" valid> Valid</label>
<label class="flex gap-2 valid-feedback"><input type="checkbox" class="form-check" checked valid> Valid</label>
<label class="flex gap-2 valid-feedback"><input type="radio" name="radio8" class="form-check" valid> Valid</label>
<label class="flex gap-2 valid-feedback"><input type="radio" name="radio8" class="form-check" checked valid> Valid</label>
<div class="valid-feedback">This is an inline sucess message.</div>
</div>
<div class="valid-feedback">This is an inline sucess message.</div>
<div>
<div class="valid-feedback">This is an inline success message.</div>
</div>
</div>Custom Colors
Customize the color of a form-check element with the Tailwind color palette by using the class: form-check-[color].
Show Code
<input type="checkbox" class="form-check form-check-amber-500">
<input type="checkbox" class="form-check form-check-amber-500" checked>
<input type="checkbox" class="form-check form-check-green-500">
<input type="checkbox" class="form-check form-check-green-500" checked>
<input type="checkbox" class="form-check form-check-purple-500">
<input type="checkbox" class="form-check form-check-purple-500" checked>
<input type="checkbox" class="form-check form-check-neutral-500">
<input type="checkbox" class="form-check form-check-neutral-500" checked>