Color

#c5fc4f

#c5fc4f
hex#c5fc4f
rgbrgb(197, 252, 79)
hslhsl(79, 97%, 65%)
oklchoklch(0.922 0.203 125.6)
Closest name: Chartreuse (#c1f80a)Relative luminance 0.8206

Colors that go with #c5fc4f

Blue, Crimson and Red 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 →

#864ffc

#fcdd4f · #6ffc4f

#4fc5fc · #fc4fc5

Split-complementary

Open in tool →

#4f6ffc · #dd4ffc

#4ffcdd · #864ffc · #fc4f6f

Contrast

#c5fc4f as textRatioAAAA largeAAAFix
Aaon white
1.21:1failfailfail
  • AA: use #567e02 as the text (4.79:1)
  • AAA: use #425f01 as the text (7.32:1)
  • AA: or shift the background to #696969 (4.55:1)
  • AAA: or shift the background to #4d4d4d (7.01:1)
Aaon black
17.41:1passpasspassPasses 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 #c5fc4f 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 #c5fc4f
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 #c5fc4f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c5fc4f-b2bea2-4e66df-232d1f-f1f0e9?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