Color

#c5cff1

#c5cff1
hex#c5cff1
rgbrgb(197, 207, 241)
hslhsl(226, 61%, 86%)
oklchoklch(0.858 0.049 272.4)
Closest name: Frozen Periwinkle (#c9d1ef)Relative luminance 0.6285

Colors that go with #c5cff1

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 →

#f1e7c6

#c6e5f1 · #d1c6f1

#f1c6d0 · #d0f1c6

Split-complementary

Open in tool →

#f1d1c6 · #e5f1c6

#f1c6e5 · #f1e7c6 · #c6f1d1

Contrast

#c5cff1 as textRatioAAAA largeAAAFix
Aaon white
1.55:1failfailfail
  • AA: use #4e6ed4 as the text (4.66:1)
  • AAA: use #2e4fbd as the text (7.07:1)
  • AA: or shift the background to #595959 (4.53:1)
  • AAA: or shift the background to #3d3d3d (7.02:1)
Aaon black
13.57:1passpasspassPasses 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 #c5cff1 as the background.

Brands using this color

Fonts for this mood

#c5cff1 reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #c5cff1
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 #c5cff1 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c5cff1-9ca1c4-df774e-221f2d-e9eff1?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