Color

#c3fd5e

#c3fd5e
hex#c3fd5e
rgbrgb(195, 253, 94)
hslhsl(82, 98%, 68%)
oklchoklch(0.924 0.195 127)
Closest name: Chartreuse (#c1f80a)Relative luminance 0.8266

Colors that go with #c3fd5e

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 →

#985dfd

#fde85d · #73fd5d

#5dc3fd · #fd5dc3

Split-complementary

Open in tool →

#5d73fd · #e85dfd

#5dfde8 · #985dfd · #fd5d73

Contrast

#c3fd5e as textRatioAAAA largeAAAFix
Aaon white
1.2:1failfailfail
  • AA: use #548301 as the text (4.54:1)
  • AAA: use #3d6001 as the text (7.31:1)
  • AA: or shift the background to #696969 (4.58:1)
  • AAA: or shift the background to #4d4d4d (7.06:1)
Aaon black
17.53:1passpasspassPasses 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 #c3fd5e 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 #c3fd5e
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 #c3fd5e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c3fd5e-b0bea2-4e5fdf-222d1f-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