Color

#f0fe58

#f0fe58
hex#f0fe58
rgbrgb(240, 254, 88)
hslhsl(65, 99%, 67%)
oklchoklch(0.957 0.184 114)
Closest name: Biohazard Suit (#fbfb4c)Relative luminance 0.9011

Colors that go with #f0fe58

Plum, Blue and Charcoal 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 →

#6558fe

#feb958 · #9dfe58

#58f0fe · #fe58f0

Split-complementary

Open in tool →

#589dfe · #b958fe

#58feb9 · #6558fe · #fe589d

Contrast

#f0fe58 as textRatioAAAA largeAAAFix
Aaon white
1.1:1failfailfail
  • AA: use #707a01 as the text (4.69:1)
  • AAA: use #545b00 as the text (7.31:1)
  • AA: or shift the background to #6e6e6e (4.62:1)
  • AAA: or shift the background to #525252 (7.08:1)
Aaon black
19.02:1passpasspassPasses 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 #f0fe58 as the background.

Brands using this color

mcpConnect your agent — build around #f0fe58
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 #f0fe58 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/f0fe58-b8bea2-4e88df-262d1f-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