Color

#c5d3fc

#c5d3fc
hex#c5d3fc
rgbrgb(197, 211, 252)
hslhsl(225, 90%, 88%)
oklchoklch(0.87 0.059 270.3)
Closest name: Frozen Periwinkle (#c9d1ef)Relative luminance 0.6549

Colors that go with #c5d3fc

Charcoal, Deep Sky Blue and Goldenrod 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 →

#fceec5

#c5eefc · #d3c5fc

#fcc5d3 · #d3fcc5

Split-complementary

Open in tool →

#fcd3c5 · #eefcc5

#fcc5ee · #fceec5 · #c5fcd3

Contrast

#c5d3fc as textRatioAAAA largeAAAFix
Aaon white
1.49:1failfailfail
  • AA: use #3d6bf5 as the text (4.55:1)
  • AAA: use #0c43e9 as the text (7.01:1)
  • AA: or shift the background to #595959 (4.7:1)
  • AAA: or shift the background to #3d3d3d (7.29:1)
Aaon black
14.1:1passpasspassPasses 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 #c5d3fc 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

#c5d3fc reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #c5d3fc
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 #c5d3fc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c5d3fc-9ca1c4-df754e-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