Color

#bbde59

#bbde59
hex#bbde59
rgbrgb(187, 222, 89)
hslhsl(76, 67%, 61%)
oklchoklch(0.849 0.164 122.4)
Closest name: Badass Grass (#b4da55)Relative luminance 0.6353

Colors that go with #bbde59

Charcoal, Deep Sky Blue and Plum 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 →

#7c59de

#debf59 · #78de59

#59bbde · #de59bb

Split-complementary

Open in tool →

#5978de · #bf59de

#59debf · #7c59de · #de5978

Contrast

#bbde59 as textRatioAAAA largeAAAFix
Aaon white
1.53:1failfailfail
  • AA: use #648019 as the text (4.52:1)
  • AAA: use #4a5e13 as the text (7.24:1)
  • AA: or shift the background to #595959 (4.57:1)
  • AAA: or shift the background to #3d3d3d (7.09:1)
Aaon black
13.71:1passpasspassPasses 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 #bbde59 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 #bbde59
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 #bbde59 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/bbde59-b3bea2-4e6edf-232d1f-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