Color

#4eee2b

#4eee2b
hex#4eee2b
rgbrgb(78, 238, 43)
hslhsl(109, 85%, 55%)
oklchoklch(0.833 0.258 140.8)
Closest name: Becquerel (#4bec13)Relative luminance 0.6294

Colors that go with #4eee2b

Deep Sky Blue, Violet and Hot Pink 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 →

#ca2bee

#b0ee2b · #2bee68

#2b4eee · #ee2b4e

Split-complementary

Open in tool →

#682bee · #ee2bb0

#2bb0ee · #ca2bee · #ee682b

Contrast

#4eee2b as textRatioAAAA largeAAAFix
Aaon white
1.55:1failfailfail
  • AA: use #22890b as the text (4.52:1)
  • AAA: use #196308 as the text (7.42:1)
  • AA: or shift the background to #595959 (4.53:1)
  • AAA: or shift the background to #3d3d3d (7.03:1)
Aaon black
13.59:1passpasspassPasses 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 #4eee2b 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 #4eee2b
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 #4eee2b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4eee2b-a4bea2-7e4edf-1f2d23-eef1e9?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