Color

#5ef63c

#5ef63c
hex#5ef63c
rgbrgb(94, 246, 60)
hslhsl(109, 91%, 60%)
oklchoklch(0.858 0.253 140.5)
Closest name: Cathode Green (#00ff55)Relative luminance 0.6862

Colors that go with #5ef63c

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 →

#d43cf6

#bbf63c · #3cf677

#3c5ef6 · #f63c5e

Split-complementary

Open in tool →

#773cf6 · #f63cbb

#3cbbf6 · #d43cf6 · #f6773c

Contrast

#5ef63c as textRatioAAAA largeAAAFix
Aaon white
1.43:1failfailfail
  • AA: use #1e8806 as the text (4.59:1)
  • AAA: use #176605 as the text (7.14:1)
  • AA: or shift the background to #5e5e5e (4.55:1)
  • AAA: or shift the background to #424242 (7.05:1)
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 #5ef63c 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 #5ef63c
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 #5ef63c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5ef63c-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