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Why is it the vast majority of rainbow flags do not have violet in them?

Sarah Jenkins
Sarah Jenkins
Lead Content Curator · Apr 8, 2026 · Updated Apr 13, 2026

Newton was the one to popularize the division of colors in the rainbow thanks to his work with prisms. And Newton was very religious and superstitious, and saw a great significance in the number 7. So he decided that there should be 7 colors in the rainbow, which led to him breaking the blue end …

60
Words

1 min
Read Time

#262
of 500 in Nature

-15%
vs Category Avg

The Short Answer

Newton was the one to popularize the division of colors in the rainbow thanks to his work with prisms. And Newton was very religious and superstitious, and saw a great significance in the number 7. So he decided that there should be 7 colors in the rainbow, which led to him breaking the blue end of the rainbow into extra, unnecessary colors.

Analysis

Key Concepts: Colors, rainbow, newton

This explanation focuses on colors, rainbow, newton and spans 60 words across 3 sentences. The depth is typical for Nature questions (category average: 71 words), striking a balance between accessibility and completeness.

What This Answer Covers

The explanation opens with: “Newton was the one to popularize the division of colors in the rainbow thanks to his work with prisms.” It then elaboratesultimately building toward a complete picture across 3 connected points.

How This Compares in Nature

Ranked #262 of 500 Nature questions by answer depth (top 53%). This is in the concise tier — a focused explanation that prioritizes clarity over exhaustiveness. Many readers prefer this level of directness.

Frequently Asked Questions

Is there a simple explanation for why it the vast majority of rainbow flags do not have violet in them?

Newton was the one to popularize the division of colors in the rainbow thanks to his work with prisms. And Newton was very religious and superstitious, and saw a great significance in the number 7. So he decided that there should be 7 colors in the…

How detailed is this explanation compared to similar Nature questions?

This is a focused answer at 60 words, ranked #262 of 500 Nature questions by depth. The key concepts covered are colors, rainbow, newton.

What approach does this answer take to explain it the vast majority of rainbow flags do not have violet in ?

The explanation uses direct explanation across 60 words. It is categorized under Nature and addresses the question through 1 analytical lens.