Color

#c3fc78

#c3fc78
hex#c3fc78
rgbrgb(195, 252, 120)
hslhsl(86, 96%, 73%)
oklchoklch(0.925 0.172 128.7)
Closest name: Celery Mousse (#c1fd95)Relative luminance 0.8258

Colors that go with #c3fc78

Plum, Blue and Crimson 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 →

#b178fc

#fcf378 · #81fc78

#78c3fc · #fc78c3

Split-complementary

Open in tool →

#7881fc · #f378fc

#78fcf3 · #b178fc · #fc7881

Contrast

#c3fc78 as textRatioAAAA largeAAAFix
Aaon white
1.2:1failfailfail
  • AA: use #4b8203 as the text (4.67:1)
  • AAA: use #375f02 as the text (7.5:1)
  • AA: or shift the background to #696969 (4.58:1)
  • AAA: or shift the background to #4d4d4d (7.05:1)
Aaon black
17.52:1passpasspassPasses 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 #c3fc78 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#c3fc78 reads as vivid, light, clean. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #c3fc78
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 #c3fc78 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c3fc78-afbea2-4e56df-212d1f-f1f1e9?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