Color

#def84f

#def84f
hex#def84f
rgbrgb(222, 248, 79)
hslhsl(69, 92%, 64%)
oklchoklch(0.931 0.188 117.8)
Closest name: Buttercup Glow (#f1f458)Relative luminance 0.8323

Colors that go with #def84f

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 →

#684ff8

#f8bd4f · #8af84f

#4fdef8 · #f84fde

Split-complementary

Open in tool →

#4f8af8 · #bd4ff8

#4ff8bd · #684ff8 · #f84f8a

Contrast

#def84f as textRatioAAAA largeAAAFix
Aaon white
1.19:1failfailfail
  • AA: use #697a05 as the text (4.79:1)
  • AAA: use #505d04 as the text (7.22:1)
  • AA: or shift the background to #696969 (4.61:1)
  • AAA: or shift the background to #4d4d4d (7.1:1)
Aaon black
17.65:1passpasspassPasses 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 #def84f 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 #def84f
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 #def84f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/def84f-b7bea2-4e7edf-252d1f-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