Color

#c3e580

#c3e580
hex#c3e580
rgbrgb(195, 229, 128)
hslhsl(80, 66%, 70%)
oklchoklch(0.875 0.133 124.3)
Closest name: Cucumber Milk (#c2f177)Relative luminance 0.692

Colors that go with #c3e580

Charcoal, Sky Blue and Lilac 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 →

#a280e5

#e5d480 · #91e580

#80c3e5 · #e580c3

Split-complementary

Open in tool →

#8091e5 · #d480e5

#80e5d4 · #a280e5 · #e58091

Contrast

#c3e580 as textRatioAAAA largeAAAFix
Aaon white
1.42:1failfailfail
  • AA: use #5d7f1a as the text (4.65:1)
  • AAA: use #486114 as the text (7.01:1)
  • AA: or shift the background to #5e5e5e (4.58:1)
  • AAA: or shift the background to #424242 (7.1:1)
Aaon black
14.84:1passpasspassPasses 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 #c3e580 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

#c3e580 reads as vivid, light, clean. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #c3e580
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 #c3e580 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c3e580-b1bea2-4e64df-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