Color

#c6f2fb

#c6f2fb
hex#c6f2fb
rgbrgb(198, 242, 251)
hslhsl(190, 87%, 88%)
oklchoklch(0.933 0.047 211.5)
Closest name: Castle in the Sky (#d1eaed)Relative luminance 0.8248

Colors that go with #c6f2fb

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 →

#fbcfc6

#c6fbe9 · #c6d8fb

#fbc6f2 · #f2fbc6

Split-complementary

Open in tool →

#fbc6d8 · #fbe9c6

#e9c6fb · #fbcfc6 · #d8fbc6

Contrast

#c6f2fb as textRatioAAAA largeAAAFix
Aaon white
1.2:1failfailfail
  • AA: use #0b8199 as the text (4.55:1)
  • AAA: use #086172 as the text (7.09:1)
  • AA: or shift the background to #696969 (4.57:1)
  • AAA: or shift the background to #4d4d4d (7.04:1)
Aaon black
17.5:1passpasspassPasses 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 #c6f2fb as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#c6f2fb reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #c6f2fb
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 #c6f2fb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c6f2fb-a2b6be-df4e7c-1f252d-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