Color

#c5e8f2

#c5e8f2
hex#c5e8f2
rgbrgb(197, 232, 242)
hslhsl(193, 63%, 86%)
oklchoklch(0.909 0.039 216.9)
Closest name: Castle in the Sky (#d1eaed)Relative luminance 0.7599

Colors that go with #c5e8f2

Charcoal, Plum and Sand 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.

Real palettes that use #c5e8f2

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f2cfc5

#c5f2e5 · #c5d2f2

#f2c5e8 · #e8f2c5

Split-complementary

Open in tool →

#f2c5d2 · #f2e5c5

#e5c5f2 · #f2cfc5 · #d2f2c5

Contrast

#c5e8f2 as textRatioAAAA largeAAAFix
Aaon white
1.3:1failfailfail
  • AA: use #23809a as the text (4.54:1)
  • AAA: use #195d70 as the text (7.39:1)
  • AA: or shift the background to #636363 (4.63:1)
  • AAA: or shift the background to #474747 (7.17:1)
Aaon black
16.2:1passpasspassPasses 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 #c5e8f2 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

#c5e8f2 reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #c5e8f2
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 #c5e8f2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c5e8f2-a2b5be-df4e75-1f242d-e9f1ef?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