Color

#65fc54

#65fc54
hex#65fc54
rgbrgb(101, 252, 84)
hslhsl(114, 97%, 66%)
oklchoklch(0.877 0.244 141.7)
Closest name: Cathode Green (#00ff55)Relative luminance 0.7303

Colors that go with #65fc54

Violet, Charcoal and Deep Sky Blue 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 →

#ec54fc

#b9fc54 · #54fc97

#5465fc · #fc5465

Split-complementary

Open in tool →

#9754fc · #fc54b9

#54b9fc · #ec54fc · #fc9754

Contrast

#65fc54 as textRatioAAAA largeAAAFix
Aaon white
1.35:1failfailfail
  • AA: use #0f8802 as the text (4.62:1)
  • AAA: use #0b6402 as the text (7.4:1)
  • AA: or shift the background to #616161 (4.6:1)
  • AAA: or shift the background to #454545 (7.13:1)
Aaon black
15.61:1passpasspassPasses 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 #65fc54 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 #65fc54
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 #65fc54 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/65fc54-a2bea2-8a4edf-1f2d24-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