Color

#41b909

#41b909
hex#41b909
rgbrgb(65, 185, 9)
hslhsl(101, 91%, 38%)
oklchoklch(0.691 0.217 139.4)
Closest name: Frog (#58bc08)Relative luminance 0.3584

Colors that go with #41b909

Royal Blue, Taupe and Orchid 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 →

#8109b9

#99b909 · #09b929

#0941b9 · #b90941

Split-complementary

Open in tool →

#2909b9 · #b90999

#0999b9 · #8109b9 · #b92909

Contrast

#41b909 as textRatioAAAA largeAAAFix
Aaon white
2.57:1failfailfail
  • AA: use #308806 as the text (4.52:1)
  • AAA: use #246605 as the text (7.05:1)
  • AA: or shift the background to #383838 (4.56:1)
  • AAA: or shift the background to #141414 (7.17:1)
Aaon black
8.17:1passpasspassPasses 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 #41b909 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 #41b909
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 #41b909 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/41b909-a7bea2-6b4edf-1f2d21-eff1e9?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