Color

#4fe52a

#4fe52a
hex#4fe52a
rgbrgb(79, 229, 42)
hslhsl(108, 78%, 53%)
oklchoklch(0.81 0.249 140.5)
Closest name: Alarming Slime (#2ce335)Relative luminance 0.5787

Colors that go with #4fe52a

Deep Sky Blue, Taupe and Violet 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 →

#bf2ae5

#ade52a · #2ae562

#2a4fe5 · #e52a4f

Split-complementary

Open in tool →

#622ae5 · #e52aad

#2aade5 · #bf2ae5 · #e5622a

Contrast

#4fe52a as textRatioAAAA largeAAAFix
Aaon white
1.67:1failfailfail
  • AA: use #298811 as the text (4.54:1)
  • AAA: use #1e640c as the text (7.28:1)
  • AA: or shift the background to #545454 (4.53:1)
  • AAA: or shift the background to #383838 (7.02:1)
Aaon black
12.57:1passpasspassPasses 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 #4fe52a 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 #4fe52a
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 #4fe52a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4fe52a-a4bea2-7c4edf-1f2d23-eff1e9?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