Color

#def56b

#def56b
hex#def56b
rgbrgb(222, 245, 107)
hslhsl(70, 87%, 69%)
oklchoklch(0.927 0.164 117.6)
Closest name: Buttercup Glow (#f1f458)Relative luminance 0.819

Colors that go with #def56b

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 →

#826bf5

#f5c76b · #99f56b

#6bdef5 · #f56bde

Split-complementary

Open in tool →

#6b99f5 · #c76bf5

#6bf5c7 · #826bf5 · #f56b99

Contrast

#def56b as textRatioAAAA largeAAAFix
Aaon white
1.21:1failfailfail
  • AA: use #697c09 as the text (4.68:1)
  • AAA: use #515f07 as the text (7.02:1)
  • AA: or shift the background to #696969 (4.54:1)
  • AAA: or shift the background to #4a4a4a (7.33:1)
Aaon black
17.38:1passpasspassPasses 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 #def56b as the background.

Brands using this color

mcpConnect your agent — build around #def56b
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 #def56b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/def56b-b6bea2-4e7cdf-252d1f-f1efe9?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