Color

#f3f3f6

#f3f3f6
hex#f3f3f6
rgbrgb(243, 243, 246)
hslhsl(240, 14%, 96%)
oklchoklch(0.965 0.004 286.3)
Closest name: Anti-Flash White (#f2f3f4)Relative luminance 0.8981

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f6f6f3

#f3f5f6 · #f5f3f6

#f6f3f3 · #f3f6f3

Split-complementary

Open in tool →

#f6f5f3 · #f5f6f3

#f6f3f5 · #f6f6f3 · #f3f6f5

Contrast

#f3f3f6 as textRatioAAAA largeAAAFix
Aaon white
1.11:1failfailfail
  • AA: use #737396 as the text (4.54:1)
  • AAA: use #565671 as the text (7.08:1)
  • AA: or shift the background to #6e6e6e (4.6:1)
  • AAA: or shift the background to #525252 (7.06:1)
Aaon black
18.96:1passpasspassPasses 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 #f3f3f6 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#f3f3f6 reads as cool, muted, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #f3f3f6
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 #f3f3f6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/f3f3f6-a19cc4-df994e-251f2d-e9edf1?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