Color

#a9ef48

#a9ef48
hex#a9ef48
rgbrgb(169, 239, 72)
hslhsl(85, 84%, 61%)
oklchoklch(0.875 0.205 129.7)
Closest name: Inchworm (#b2ec5d)Relative luminance 0.7064

Colors that go with #a9ef48

Violet, 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 →

#8e48ef

#efe148 · #56ef48

#48a9ef · #ef48a9

Split-complementary

Open in tool →

#4856ef · #e148ef

#48efe1 · #8e48ef · #ef4856

Contrast

#a9ef48 as textRatioAAAA largeAAAFix
Aaon white
1.39:1failfailfail
  • AA: use #51830b as the text (4.56:1)
  • AAA: use #3d6309 as the text (7.03:1)
  • AA: or shift the background to #5e5e5e (4.67:1)
  • AAA: or shift the background to #424242 (7.24:1)
Aaon black
15.13:1passpasspassPasses 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 #a9ef48 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 #a9ef48
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 #a9ef48 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a9ef48-afbea2-4e58df-212d1f-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