Color

#f0f55c

#f0f55c
hex#f0f55c
rgbrgb(240, 245, 92)
hslhsl(62, 88%, 66%)
oklchoklch(0.939 0.171 111.1)
Closest name: Buttercup Glow (#f1f458)Relative luminance 0.846

Colors that go with #f0f55c

Lilac, 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 →

#615cf5

#f5ad5c · #a3f55c

#5cf0f5 · #f55cf0

Split-complementary

Open in tool →

#5ca3f5 · #ad5cf5

#5cf5ad · #615cf5 · #f55ca3

Contrast

#f0f55c as textRatioAAAA largeAAAFix
Aaon white
1.17:1failfailfail
  • AA: use #747808 as the text (4.74:1)
  • AAA: use #585b06 as the text (7.21:1)
  • AA: or shift the background to #6b6b6b (4.55:1)
  • AAA: or shift the background to #4d4d4d (7.21:1)
Aaon black
17.92:1passpasspassPasses 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 #f0f55c as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #f0f55c
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 #f0f55c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/f0f55c-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