AiColorStoryAiColorStory

Every hex, every spot color, every CSS name — each with a home. Six focused tools for designers, developers, and print pros.

Product
  • Landing
  • About
  • Pricing
  • Tools hub
  • Help center
  • FAQ
  • Contact
Tools
  • Color mixer
  • Contrast checker
  • Contrast grid
  • Brand kit
  • Color temperature
Resources
  • Palette gallery
  • Color directory
  • Accessibility
  • Scales studio
Legal
  • Terms
  • Privacy
  • Cookies

© 2026 AiColorStory. All rights reserved.

81,000 colors · 6 tools · 10,000+ palettes

HomeGenerateLibraryToolsAccount
AiColorStoryBeta
Export
Comparison sheet
Colors & data
Loading…

Seafoamnearest vs Periwinklenearest

#B6DFBA · #BFD2FF

Four independent scores (read the one that fits your goal): Readability 1/100 (fail) · Harmony 61/100 (triadic (soft)) · Distinguishable 46/100 (somewhat similar) · Match 2/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.

Readability1Fail
Aa
The quick brown fox jumps over the lazy dog.
Fail1.0:1
Harmony61Triadic (soft)
Triadic (soft)
96° apart
Distinguishable46Somewhat similar
normal
tritanopia
ΔE 45 (14 under CVD)
Match2Different
ΔE 45 — different

How different are Seafoam and Periwinkle?

Seafoam and Periwinkle are very different (ΔE 45). They have distinctly different hues (96° apart) and their lightness is similar, so they read as two same-weight colours.

Can you read one on the other?

Seafoam text on Periwinkle: 1.03:1 (Fail); Periwinkle text on Seafoam: 1.03:1 (Fail). Neither meets AA at body size — nudging one color to #3F6344 clears it.

Common questions

Do Seafoam and Periwinkle go well together?

Triadic (soft) — workable but not a textbook harmony (harmony 61/100). This is about how they look together (clothing, interiors, branding), independent of text contrast.

Is Seafoam readable as text on Periwinkle?

Not at body size — the best direction is only 1.0:1, below the 4.5:1 minimum. Nudging one colour to #3F6344 clears AA.

What is the colour difference (ΔE) between Seafoam and Periwinkle?

Their CIE76 ΔE is about 45 — very different.

Are Seafoam and Periwinkle the same colour?

clearly different colours (ΔE 45).

Related comparisons

Seafoam vs WhiteSeafoam vs DreamlessSleepSeafoam vs ThistleSeafoam vs Powder BlueSeafoam vs FogSeafoam vs PeriwinklePeriwinkle vs WhitePeriwinkle vs DreamlessSleepPeriwinkle vs Oatmeal

Explore each color: Seafoam #B6DFBA · Periwinkle #BFD2FF · Shades: Seafoam shades · Periwinkle shades · Contrast checker →