Color

#aecb3a

#aecb3a
hex#aecb3a
rgbrgb(174, 203, 58)
hslhsl(72, 58%, 51%)
oklchoklch(0.794 0.168 120.3)
Closest name: yellowgreen (#9acd32)Relative luminance 0.5202

Colors that go with #aecb3a

Cornflower Blue, Deep Sky Blue and Crimson 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 →

#573acb

#cb9f3a · #65cb3a

#3aaecb · #cb3aae

Split-complementary

Open in tool →

#3a65cb · #9f3acb

#3acb9f · #573acb · #cb3a65

Contrast

#aecb3a as textRatioAAAA largeAAAFix
Aaon white
1.84:1failfailfail
  • AA: use #6b7d21 as the text (4.58:1)
  • AAA: use #4f5d19 as the text (7.21:1)
  • AA: or shift the background to #4d4d4d (4.59:1)
  • AAA: or shift the background to #303030 (7.17:1)
Aaon black
11.4:1passpasspassPasses 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 #aecb3a as the background.

Brands using this color

mcpConnect your agent — build around #aecb3a
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 #aecb3a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/aecb3a-b5bea2-4e77df-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