Color

#11c511

#11c511
hex#11c511
rgbrgb(17, 197, 17)
hslhsl(120, 84%, 42%)
oklchoklch(0.715 0.239 142.6)
Closest name: Crude Banana (#21c40e)Relative luminance 0.4009

Colors that go with #11c511

Royal Blue, Taupe and Hot Pink 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 →

#c511c5

#6bc511 · #11c56b

#1111c5 · #c51111

Split-complementary

Open in tool →

#6b11c5 · #c5116b

#116bc5 · #c511c5 · #c56b11

Contrast

#11c511 as textRatioAAAA largeAAAFix
Aaon white
2.33:1failfailfail
  • AA: use #0c880c as the text (4.62:1)
  • AAA: use #096709 as the text (7.11:1)
  • AA: or shift the background to #3d3d3d (4.66:1)
  • AAA: or shift the background to #1f1f1f (7.08:1)
Aaon black
9.02:1passpasspassPasses 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 #11c511 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 #11c511
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 #11c511 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/11c511-a2bea5-994edf-1f2d25-edf1e9?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