Color

#c3f353

#c3f353
hex#c3f353
rgbrgb(195, 243, 83)
hslhsl(78, 87%, 64%)
oklchoklch(0.901 0.19 124.5)
Closest name: Inchworm (#b2ec5d)Relative luminance 0.7633

Colors that go with #c3f353

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 →

#8353f3

#f3d353 · #73f353

#53c3f3 · #f353c3

Split-complementary

Open in tool →

#5373f3 · #d353f3

#53f3d3 · #8353f3 · #f35373

Contrast

#c3f353 as textRatioAAAA largeAAAFix
Aaon white
1.29:1failfailfail
  • AA: use #5d8109 as the text (4.56:1)
  • AAA: use #455f07 as the text (7.26:1)
  • AA: or shift the background to #636363 (4.65:1)
  • AAA: or shift the background to #474747 (7.2:1)
Aaon black
16.27:1passpasspassPasses 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 #c3f353 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 #c3f353
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 #c3f353 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c3f353-b2bea2-4e69df-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