Color

#f3e412

#f3e412
hex#f3e412
rgbrgb(243, 228, 18)
hslhsl(56, 90%, 51%)
oklchoklch(0.902 0.189 104.7)
Closest name: Banana Bombshell (#f7e82e)Relative luminance 0.7459

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1221f3

#f37312 · #91f312

#12f3e4 · #e412f3

Split-complementary

Open in tool →

#1291f3 · #7312f3

#12f373 · #1221f3 · #f31291

Contrast

#f3e412 as textRatioAAAA largeAAAFix
Aaon white
1.32:1failfailfail
  • AA: use #7e7607 as the text (4.69:1)
  • AAA: use #5c5605 as the text (7.53:1)
  • AA: or shift the background to #636363 (4.55:1)
  • AAA: or shift the background to #474747 (7.04:1)
Aaon black
15.92:1passpasspassPasses 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 #f3e412 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

#f3e412 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #f3e412
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 #f3e412 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/f3e412-bdbea2-4e9edf-282d1f-f1ede9?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