Color

#f6fc4a

#f6fc4a
hex#f6fc4a
rgbrgb(246, 252, 74)
hslhsl(62, 97%, 64%)
oklchoklch(0.957 0.189 111.4)
Closest name: Biohazard Suit (#fbfb4c)Relative luminance 0.8971

Colors that go with #f6fc4a

Blue, Charcoal and Crimson 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 →

#504afc

#fca94a · #9dfc4a

#4af6fc · #fc4af6

Split-complementary

Open in tool →

#4a9dfc · #a94afc

#4afca9 · #504afc · #fc4a9d

Contrast

#f6fc4a as textRatioAAAA largeAAAFix
Aaon white
1.11:1failfailfail
  • AA: use #757902 as the text (4.67:1)
  • AAA: use #575a01 as the text (7.32:1)
  • AA: or shift the background to #6e6e6e (4.6:1)
  • AAA: or shift the background to #525252 (7.05:1)
Aaon black
18.94:1passpasspassPasses 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 #f6fc4a as the background.

Brands using this color

mcpConnect your agent — build around #f6fc4a
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 #f6fc4a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/f6fc4a-babea2-4e8fdf-272d1f-f1eee9?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