Color

#f5f7ff

#f5f7ff
hex#f5f7ff
rgbrgb(245, 247, 255)
hslhsl(228, 100%, 98%)
oklchoklch(0.977 0.011 274.9)
Closest name: ghostwhite (#f8f8ff)Relative luminance 0.9315

Colors that go with #f5f7ff

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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fffdf5

#f5fcff · #f8f5ff

#fff5f7 · #f7fff5

Split-complementary

Open in tool →

#fff8f5 · #fcfff5

#fff5fc · #fffdf5 · #f5fff8

Contrast

#f5f7ff as textRatioAAAA largeAAAFix
Aaon white
1.07:1failfailfail
  • AA: use #4268ff as the text (4.51:1)
  • AAA: use #0537ff as the text (7.01:1)
  • AA: or shift the background to #707070 (4.63:1)
  • AAA: or shift the background to #545454 (7.08:1)
Aaon black
19.63:1passpasspassPasses 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 #f5f7ff as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#f5f7ff reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #f5f7ff
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 #f5f7ff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/f5f7ff-9c9fc4-df7c4e-231f2d-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