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Mix blend modes in Tailwind - Interactive Code Practice

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Practice - 5 Tasks
Answer the questions below
1fill in blank
easy

Complete the code to apply a multiply blend mode to the image.

Tailwind
<img src="image.jpg" alt="Sample" class="[1]">
Drag options to blanks, or click blank then click option'
Ablend-multiply
Bmix-blend-overlay
Cbg-blend-multiply
Dmix-blend-multiply
Attempts:
3 left
💡 Hint
Common Mistakes
Using bg-blend-multiply which applies to background layers, not the element itself.
Using incorrect class names like blend-multiply.
2fill in blank
medium

Complete the code to apply a screen blend mode to a div with a background color.

Tailwind
<div class="bg-blue-500 [1] p-4">Content</div>
Drag options to blanks, or click blank then click option'
Amix-blend-screen
Bmix-blend-darken
Cbg-blend-screen
Dmix-blend-color-dodge
Attempts:
3 left
💡 Hint
Common Mistakes
Using bg-blend-screen which blends background layers, not the element itself.
Choosing unrelated blend modes like mix-blend-darken.
3fill in blank
hard

Fix the error in the code to correctly apply the overlay blend mode to the image.

Tailwind
<img src="photo.png" alt="Photo" class="[1]">
Drag options to blanks, or click blank then click option'
Abg-blend-overlay
Bmix-blend-overlay
Cblend-overlay
Dmix-blend-multiply
Attempts:
3 left
💡 Hint
Common Mistakes
Using bg-blend-overlay which only blends background layers.
Using incomplete or incorrect class names like blend-overlay.
4fill in blank
hard

Fill both blanks to apply a background blend mode of multiply and a text color of white.

Tailwind
<div class="bg-red-600 [1] text-[2] p-6">Hello</div>
Drag options to blanks, or click blank then click option'
Abg-blend-multiply
Bwhite
Cblack
Dmix-blend-multiply
Attempts:
3 left
💡 Hint
Common Mistakes
Using mix-blend-multiply instead of bg-blend-multiply for background layers.
Choosing black text which may not contrast well on red.
5fill in blank
hard

Fill all three blanks to create a div with a yellow background, apply screen blend mode to background layers, and set text color to black.

Tailwind
<div class="bg-[1] [2] text-[3] p-8">Welcome</div>
Drag options to blanks, or click blank then click option'
Ayellow-400
Bbg-blend-screen
Cblack
Dmix-blend-screen
Attempts:
3 left
💡 Hint
Common Mistakes
Using mix-blend-screen which blends the element, not background layers.
Choosing text colors that do not contrast well with yellow.

Practice

(1/5)
1. What does the Tailwind CSS class mix-blend-multiply do to overlapping elements?
easy
A. It multiplies the colors of overlapping elements to create a darker combined color.
B. It makes the overlapping elements fully transparent.
C. It adds a blur effect to the overlapping elements.
D. It changes the font size of the overlapping elements.

Solution

  1. Step 1: Understand mix-blend-multiply effect

    The mix-blend-multiply class multiplies the colors where elements overlap, resulting in a darker combined color.

  2. Step 2: Compare with other options

    Other options describe transparency, blur, or font size changes, which are unrelated to blend modes.

  3. Final Answer:

    It multiplies the colors of overlapping elements to create a darker combined color. -> Option A

  4. Quick Check:

    mix-blend-multiply = multiplies colors [OK]
Hint: Multiply blend mode darkens overlapping colors [OK]
Common Mistakes:
  • Confusing blend mode with opacity
  • Thinking it changes font or layout
  • Mixing up blend modes with filters
2. Which of the following is the correct Tailwind CSS class to apply the 'screen' blend mode?
easy
A. mix-blend-screen
B. blend-screen
C. mix-screen-blend
D. screen-mix-blend

Solution

  1. Step 1: Recall Tailwind blend mode class syntax

    Tailwind uses the prefix mix-blend- followed by the blend mode name, so for 'screen' it is mix-blend-screen.

  2. Step 2: Eliminate incorrect options

    blend-screen, mix-screen-blend, and screen-mix-blend do not follow the correct Tailwind class naming convention.

  3. Final Answer:

    mix-blend-screen -> Option A

  4. Quick Check:

    Correct class = mix-blend-screen [OK]
Hint: Tailwind blend classes start with mix-blend- [OK]
Common Mistakes:
  • Omitting 'mix-' prefix
  • Swapping order of words
  • Using invalid class names
3. Given this HTML snippet using Tailwind CSS:
<div class="bg-red-500 w-40 h-40"></div>
<div class="bg-blue-500 w-40 h-40 mix-blend-multiply absolute top-0 left-0"></div>

What color effect will you see where the two squares overlap?
medium
A. A bright purple color from adding red and blue
B. A transparent overlap showing only the bottom red square
C. A darker color where red and blue overlap due to multiply blend mode
D. No visible overlap effect; the top square hides the bottom

Solution

  1. Step 1: Analyze the classes and layout

    The first div is a red square. The second is a blue square positioned exactly on top with mix-blend-multiply.

  2. Step 2: Understand multiply blend effect on colors

    Multiply blend mode darkens overlapping colors by multiplying their color values, so red and blue overlap results in a darker combined color, not bright purple or transparency.

  3. Final Answer:

    A darker color where red and blue overlap due to multiply blend mode -> Option C

  4. Quick Check:

    mix-blend-multiply darkens overlap = A darker color where red and blue overlap due to multiply blend mode [OK]
Hint: Multiply blend darkens overlapping colors visually [OK]
Common Mistakes:
  • Expecting additive color mixing (bright purple)
  • Ignoring blend mode effect
  • Assuming top element hides bottom fully
4. You wrote this Tailwind CSS code:
<div class="bg-green-400 w-32 h-32 mix-blend-overlay">Overlay</div>

But the blend effect is not visible. What is the likely problem?
medium
A. The div needs a border for blend modes to work.
B. The class mix-blend-overlay is misspelled.
C. Tailwind does not support the overlay blend mode.
D. The parent or background behind the div is missing or transparent.

Solution

  1. Step 1: Understand blend modes need background context

    Blend modes combine colors of overlapping elements. If the background is transparent or missing, no blend effect is visible.

  2. Step 2: Check other options

    The class is correct, Tailwind supports overlay, and borders do not affect blend modes.

  3. Final Answer:

    The parent or background behind the div is missing or transparent. -> Option D

  4. Quick Check:

    Blend modes need background to show effect [OK]
Hint: Blend modes need visible background behind element [OK]
Common Mistakes:
  • Assuming blend works without background
  • Misspelling class names
  • Thinking borders affect blend modes
5. You want to create a card with a background image and a colored overlay that blends using the 'screen' mode in Tailwind CSS. Which code snippet correctly applies this effect?
hard
A.
B.
C.
D.

Solution

  1. Step 1: Understand layering for blend modes

    The colored overlay must be positioned absolutely over the image inside a relative container to blend properly.

  2. Step 2: Apply mix-blend-screen to overlay

    The overlay div uses mix-blend-screen to blend its yellow color with the image behind it.

  3. Step 3: Check other options

    applies blend mode to container, not overlay; another option applies blend mode to container but overlay lacks blend; the last option applies blend to image, not overlay, so no correct blend effect.

  4. Final Answer:

     -> Option B

  5. Quick Check:

    Overlay div with mix-blend-screen over image =
    [OK]
Hint: Put overlay div with mix-blend-screen above image inside relative container [OK]
Common Mistakes:
  • Applying blend mode to container instead of overlay
  • Not positioning overlay absolutely
  • Applying blend mode to image instead of overlay