Color

#def6fc

#def6fc
hex#def6fc
rgbrgb(222, 246, 252)
hslhsl(192, 83%, 93%)
oklchoklch(0.957 0.026 214.4)
Closest name: Bone-Chilling (#e1f2f0)Relative luminance 0.8847

Colors that go with #def6fc

Charcoal, Amber and Blue 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 #def6fc

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fce4de

#defcf3 · #dee7fc

#fcdef6 · #f6fcde

Split-complementary

Open in tool →

#fcdee7 · #fcf3de

#f3defc · #fce4de · #e7fcde

Contrast

#def6fc as textRatioAAAA largeAAAFix
Aaon white
1.12:1failfailfail
  • AA: use #0e7e9a as the text (4.7:1)
  • AAA: use #0b5f75 as the text (7.22:1)
  • AA: or shift the background to #6e6e6e (4.54:1)
  • AAA: or shift the background to #4f4f4f (7.29:1)
Aaon black
18.69:1passpasspassPasses 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 #def6fc as the background.

Brands using this color

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

Palettes built around it

Fonts for this mood

#def6fc reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #def6fc
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 #def6fc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/def6fc-a2b5be-df4e77-1f242d-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