Color

#aef551

#aef551
hex#aef551
rgbrgb(174, 245, 81)
hslhsl(86, 89%, 64%)
oklchoklch(0.892 0.204 129.9)
Closest name: Inchworm (#b2ec5d)Relative luminance 0.749

Colors that go with #aef551

Gold, Red and Plum 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 →

#9851f5

#f5ea51 · #5cf551

#51aef5 · #f551ae

Split-complementary

Open in tool →

#515cf5 · #ea51f5

#51f5ea · #9851f5 · #f5515c

Contrast

#aef551 as textRatioAAAA largeAAAFix
Aaon white
1.31:1failfailfail
  • AA: use #4d8208 as the text (4.65:1)
  • AAA: use #396006 as the text (7.37:1)
  • AA: or shift the background to #636363 (4.57:1)
  • AAA: or shift the background to #474747 (7.07:1)
Aaon black
15.98:1passpasspassPasses 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 #aef551 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 #aef551
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 #aef551 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/aef551-afbea2-4e56df-212d1f-f1f1e9?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