Color

#f3f5ef

#f3f5ef
hex#f3f5ef
rgbrgb(243, 245, 239)
hslhsl(80, 23%, 95%)
oklchoklch(0.967 0.008 121.6)
Closest name: whitesmoke (#f5f5f5)Relative luminance 0.9059

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f1eff5

#f5f4ef · #f0f5ef

#eff3f5 · #f5eff3

Split-complementary

Open in tool →

#eff0f5 · #f4eff5

#eff5f4 · #f1eff5 · #f5eff0

Contrast

#f3f5ef as textRatioAAAA largeAAAFix
Aaon white
1.1:1failfailfail
  • AA: use #6b7a4d as the text (4.65:1)
  • AAA: use #505b39 as the text (7.25:1)
  • AA: or shift the background to #707070 (4.51:1)
  • AAA: or shift the background to #525252 (7.11:1)
Aaon black
19.12:1passpasspassPasses 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 #f3f5ef as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#f3f5ef reads as muted, light, minimal. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #f3f5ef
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 #f3f5ef and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/f3f5ef-b1bea2-4e64df-232d1f-f1f0e9?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