Color

#aecf2a

#aecf2a
hex#aecf2a
rgbrgb(174, 207, 42)
hslhsl(72, 66%, 49%)
oklchoklch(0.803 0.181 121)
Closest name: yellowgreen (#9acd32)Relative luminance 0.5379

Tints & shades

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

Harmonies

Complementary

Open in tool →

#4b2acf

#cf9e2a · #5ccf2a

#2aaecf · #cf2aae

Split-complementary

Open in tool →

#2a5ccf · #9e2acf

#2acf9e · #4b2acf · #cf2a5c

Contrast

#aecf2a as textRatioAAAA largeAAAFix
Aaon white
1.79:1failfailfail
  • AA: use #677b19 as the text (4.75:1)
  • AAA: use #4e5d13 as the text (7.24:1)
  • AA: or shift the background to #4f4f4f (4.59:1)
  • AAA: or shift the background to #333333 (7.07:1)
Aaon black
11.76:1passpasspassPasses 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 #aecf2a 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 #aecf2a
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #aecf2a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/aecf2a-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