Color

#f5f9fa

#f5f9fa
hex#f5f9fa
rgbrgb(245, 249, 250)
hslhsl(192, 33%, 97%)
oklchoklch(0.979 0.004 214.3)
Closest name: Cotton Ball (#f2f7fd)Relative luminance 0.9407

Tints & shades

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

Harmonies

Complementary

Open in tool →

#faf6f5

#f5faf8 · #f5f6fa

#faf5f9 · #f9faf5

Split-complementary

Open in tool →

#faf5f6 · #faf8f5

#f8f5fa · #faf6f5 · #f6faf5

Contrast

#f5f9fa as textRatioAAAA largeAAAFix
Aaon white
1.06:1failfailfail
  • AA: use #467d8b as the text (4.6:1)
  • AAA: use #355f69 as the text (7.02:1)
  • AA: or shift the background to #707070 (4.67:1)
  • AAA: or shift the background to #545454 (7.14:1)
Aaon black
19.81:1passpasspassPasses 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 #f5f9fa as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#f5f9fa reads as cool, muted, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #f5f9fa
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #f5f9fa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/f5f9fa-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