Color

#90aa41

#90aa41
hex#90aa41
rgbrgb(144, 170, 65)
hslhsl(75, 45%, 46%)
oklchoklch(0.697 0.135 121.7)
Closest name: Augustus Asparagus (#90aa0b)Relative luminance 0.3506

Colors that go with #90aa41

Charcoal, Medium Purple and Blue 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 →

#5b41aa

#aa9041 · #5baa41

#4190aa · #aa4190

Split-complementary

Open in tool →

#415baa · #9041aa

#41aa90 · #5b41aa · #aa415b

Contrast

#90aa41 as textRatioAAAA largeAAAFix
Aaon white
2.62:1failfailfail
  • AA: use #6a7e30 as the text (4.53:1)
  • AAA: use #4e5c23 as the text (7.29:1)
  • AA: or shift the background to #363636 (4.61:1)
  • AAA: or shift the background to #141414 (7.03:1)
Aaon black
8.01:1passpasspassPasses 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 #90aa41 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 #90aa41
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 #90aa41 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/90aa41-b4bea2-4e70df-242d1f-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