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TT-011 · k12-sky

Sky Classroom

하늘빛 교과서 · K-12 Textbooks

Bright sky blue and yellow with rounded titles. Friendly but orderly upper-elementary textbook.

View sample PDF (free) PDF 1.3 MBBuy this style pack $24Family bundle: K-12 Textbooks $79

Previews come from the same sample manuscript (“[Example] Fundamentals of Data Science”) built in this style.

Type specimen
Type specimen

About this style

FamilyK-12 Textbooks — School textbooks and companion workbooks. Clear hierarchy, generous body text, subject colors.
Best forGrades 5–6 all subjects, after-school programs
Use casesTextbooks
MoodCuteLively
Formality · Age groupPlayful · Elementary, Secondary

Color palette

  • accent#1666D9
  • accent 2#FFC233
  • tint#E8F0FC
  • paper#FFFBF3
  • ink#161616
  • body text#2B2B2B
  • muted text#5E5E5E
  • rule#C1D0E6
  • dark surface#151D29
  • warning#B42318

Fonts

FontRoleLicense
MulishBodySIL Open Font License 1.1
QuicksandHeadingsSIL Open Font License 1.1
Lilita OneLabels & chapter labelsSIL Open Font License 1.1
FredokaChapter numbers & foliosSIL Open Font License 1.1
JetBrains MonoCodeSIL Open Font License 1.1
PretendardFallbackSIL Open Font License 1.1
IBM Plex SerifMath variables (italic)SIL Open Font License 1.1

Building blocks

Chapter openerColor band
Element boxesLeft bar
TablesColor header row
Running headUnderlined
CoverColor cover

Format and build checks

188 × 257 mm · type area 146 × 209 mm · body 10pt/17pt
Margins top 22 · bottom 26 · inside 24 · outside 18 mm

All build checks passedMin. contrast 4.65:1TOC 20/20Overflow: 0Fonts embedded · OFL ✓Print preflight ✓

Textbook pack (English edition)

A new-book pack (.zip) in this style: theme CSS, fonts (OFL), build and check tools, an example chapter, an empty chapter skeleton and a sample PDF. 188 × 257 mm, PDF/X-4 and CMYK for offset print.

Pack size 9.2 MB · version 2026.10.08

Buy this style pack $24Family bundle: K-12 Textbooks $79Korean edition of this style

KDP products in this style

Start a new book in this style (free form)

  1. Get the textbook pack and unzip it → folder book-k12-sky-en.
  2. Fill in the form and select Download files (.zip). A custom book.json and one skeleton file per chapter are generated in this browser (nothing is uploaded, free).
  3. Unzip the download over the pack folder, then run build.bat (or ./build.sh).
Preview book.json

  



More styles in this family
K-12 Textbooks →