Color

#b1e647

#b1e647
hex#b1e647
rgbrgb(177, 230, 71)
hslhsl(80, 76%, 59%)
oklchoklch(0.859 0.191 126.2)
Closest name: Inchworm (#b2ec5d)Relative luminance 0.664

Colors that go with #b1e647

Blue, Crimson and Red 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 →

#7c47e6

#e6cb47 · #61e647

#47b1e6 · #e647b1

Split-complementary

Open in tool →

#4761e6 · #cb47e6

#47e6cb · #7c47e6 · #e64761

Contrast

#b1e647 as textRatioAAAA largeAAAFix
Aaon white
1.47:1failfailfail
  • AA: use #597e11 as the text (4.75:1)
  • AAA: use #435e0d as the text (7.38:1)
  • AA: or shift the background to #5c5c5c (4.55:1)
  • AAA: or shift the background to #404040 (7.05:1)
Aaon black
14.28:1passpasspassPasses 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 #b1e647 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 #b1e647
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 #b1e647 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b1e647-b1bea2-4e64df-232d1f-f1f0e9?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