Color

#def641

#def641
hex#def641
rgbrgb(222, 246, 65)
hslhsl(68, 91%, 61%)
oklchoklch(0.925 0.194 117.1)
Closest name: Buttercup Glow (#f1f458)Relative luminance 0.8182

Colors that go with #def641

Charcoal, Crimson and Taupe 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 →

#5941f6

#f6b441 · #83f641

#41def6 · #f641de

Split-complementary

Open in tool →

#4183f6 · #b441f6

#41f6b4 · #5941f6 · #f64183

Contrast

#def641 as textRatioAAAA largeAAAFix
Aaon white
1.21:1failfailfail
  • AA: use #6a7a06 as the text (4.77:1)
  • AAA: use #515d04 as the text (7.2:1)
  • AA: or shift the background to #696969 (4.54:1)
  • AAA: or shift the background to #4a4a4a (7.33:1)
Aaon black
17.36:1passpasspassPasses 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 #def641 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 #def641
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 #def641 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/def641-b7bea2-4e81df-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