Color

#4df74a

#4df74a
hex#4df74a
rgbrgb(77, 247, 74)
hslhsl(119, 92%, 63%)
oklchoklch(0.858 0.253 142.8)
Closest name: Cathode Green (#00ff55)Relative luminance 0.6859

Colors that go with #4df74a

Violet, Deep Sky Blue 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 →

#f54af7

#a4f74a · #4af79e

#4a4df7 · #f74a4d

Split-complementary

Open in tool →

#9e4af7 · #f74aa4

#4aa4f7 · #f54af7 · #f79e4a

Contrast

#4df74a as textRatioAAAA largeAAAFix
Aaon white
1.43:1failfailfail
  • AA: use #088906 as the text (4.57:1)
  • AAA: use #066704 as the text (7.12:1)
  • AA: or shift the background to #5e5e5e (4.54:1)
  • AAA: or shift the background to #424242 (7.04:1)
Aaon black
14.72:1passpasspassPasses 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 #4df74a 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 #4df74a
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 #4df74a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4df74a-a2bea5-964edf-1f2d25-edf1e9?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