Periwinkle hex code

Periwinkle

#ccccff
hex#ccccff
rgbrgb(204, 204, 255)
hslhsl(240, 100%, 90%)
oklchoklch(0.862 0.07 284.8)
Relative luminance 0.6324

Periwinkle is a light, muted indigo — #ccccff, rgb(204, 204, 255), hue 240° at 100% saturation. The colours that go with periwinkle are Charcoal, Deep Sky Blue and Dark Khaki — each with the reason below, and the real palettes that pair them. It fails AA as text on white (1.54:1) but passes on black at 13.65:1 — a dark-mode colour, or a fill with dark type on it.

Colors that go with Periwinkle

Charcoal, Deep Sky Blue and Dark Khaki lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#ffffcc

#cce6ff · #e6ccff

#ffcccc · #ccffcc

Split-complementary

Open in tool →

#ffe6cc · #e6ffcc

#ffcce6 · #ffffcc · #ccffe6

Contrast

Periwinkle as textRatioAAAA largeAAAFix
Aaon white
1.54:1failfailfail
  • AA: use #6161ff as the text (4.5:1)
  • AAA: use #2e2eff as the text (7.12:1)
  • AA: or shift the background to #595959 (4.55:1)
  • AAA: or shift the background to #3d3d3d (7.06:1)
Aaon black
13.65:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with Periwinkle as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

Periwinkle reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around Periwinkle
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #ccccff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ccccff-a19cc4-df994e-251f2d-e9edf1?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md