Color

#bbf320

#bbf320
hex#bbf320
rgbrgb(187, 243, 32)
hslhsl(76, 90%, 54%)
oklchoklch(0.893 0.218 125)
Closest name: Chartreuse (#c1f80a)Relative luminance 0.7477

Colors that go with #bbf320

Plum, Violet 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 →

#5820f3

#f3c220 · #51f320

#20bbf3 · #f320bb

Split-complementary

Open in tool →

#2051f3 · #c220f3

#20f3c2 · #5820f3 · #f32051

Contrast

#bbf320 as textRatioAAAA largeAAAFix
Aaon white
1.32:1failfailfail
  • AA: use #5e7e07 as the text (4.7:1)
  • AAA: use #486105 as the text (7.03:1)
  • AA: or shift the background to #636363 (4.56:1)
  • AAA: or shift the background to #474747 (7.06:1)
Aaon black
15.95:1passpasspassPasses 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 #bbf320 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 #bbf320
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 #bbf320 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/bbf320-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