Color

#3cd751

#3cd751
hex#3cd751
rgbrgb(60, 215, 81)
hslhsl(128, 66%, 54%)
oklchoklch(0.773 0.217 145)
Closest name: Green Priestess (#11dd55)Relative luminance 0.5016

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#d73cc2

#75d73c · #3cd79e

#513cd7 · #d7513c

Split-complementary

Open in tool →

#9e3cd7 · #d73c75

#3c75d7 · #d73cc2 · #d79e3c

Contrast

#3cd751 as textRatioAAAA largeAAAFix
Aaon white
1.9:1failfailfail
  • AA: use #1c872a as the text (4.62:1)
  • AAA: use #156620 as the text (7.11:1)
  • AA: or shift the background to #4a4a4a (4.66:1)
  • AAA: or shift the background to #2e2e2e (7.13:1)
Aaon black
11.03:1passpasspassPasses 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 #3cd751 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 #3cd751
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #3cd751 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3cd751-a2bea9-ac4edf-1f2d27-ecf1e9?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