Color

#91b441

#91b441
hex#91b441
rgbrgb(145, 180, 65)
hslhsl(78, 47%, 48%)
oklchoklch(0.721 0.147 124.4)
Closest name: Citrus (#9fb70a)Relative luminance 0.3904

Colors that go with #91b441

Blue, Champagne 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.

Real palettes that use #91b441

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#6341b4

#b49d41 · #58b441

#4191b4 · #b44191

Split-complementary

Open in tool →

#4158b4 · #9d41b4

#41b49d · #6341b4 · #b44158

Contrast

#91b441 as textRatioAAAA largeAAAFix
Aaon white
2.38:1failfailfail
  • AA: use #677f2e as the text (4.51:1)
  • AAA: use #4c5e22 as the text (7.16:1)
  • AA: or shift the background to #3d3d3d (4.56:1)
  • AAA: or shift the background to #1c1c1c (7.15:1)
Aaon black
8.81:1passpasspassPasses 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 #91b441 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 #91b441
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 #91b441 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/91b441-b2bea2-4e69df-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