Color

#9ecc28

#9ecc28
hex#9ecc28
rgbrgb(158, 204, 40)
hslhsl(77, 67%, 48%)
oklchoklch(0.785 0.185 125)
Closest name: yellowgreen (#9acd32)Relative luminance 0.5061

Colors that go with #9ecc28

Royal Blue, Taupe 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 →

#5728cc

#cca928 · #4ccc28

#289ecc · #cc289e

Split-complementary

Open in tool →

#284ccc · #a928cc

#28cca9 · #5728cc · #cc284c

Contrast

#9ecc28 as textRatioAAAA largeAAAFix
Aaon white
1.89:1failfailfail
  • AA: use #638019 as the text (4.53:1)
  • AAA: use #485e13 as the text (7.28:1)
  • AA: or shift the background to #4a4a4a (4.69:1)
  • AAA: or shift the background to #2e2e2e (7.19:1)
Aaon black
11.12:1passpasspassPasses 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 #9ecc28 as the background.

Brands using this color

mcpConnect your agent — build around #9ecc28
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 #9ecc28 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/9ecc28-b3bea2-4e6bdf-232d1f-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