Color

#3dc417

#3dc417
hex#3dc417
rgbrgb(61, 196, 23)
hslhsl(107, 79%, 43%)
oklchoklch(0.719 0.227 140.5)
Closest name: Crude Banana (#21c40e)Relative luminance 0.4053

Colors that go with #3dc417

Blue, Charcoal and Royal Blue 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 →

#9f17c4

#93c417 · #17c448

#173dc4 · #c4173d

Split-complementary

Open in tool →

#4817c4 · #c41793

#1793c4 · #9f17c4 · #c44817

Contrast

#3dc417 as textRatioAAAA largeAAAFix
Aaon white
2.31:1failfailfail
  • AA: use #298410 as the text (4.77:1)
  • AAA: use #1f640c as the text (7.28:1)
  • AA: or shift the background to #3d3d3d (4.71:1)
  • AAA: or shift the background to #1f1f1f (7.15:1)
Aaon black
9.11:1passpasspassPasses 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 #3dc417 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 #3dc417
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 #3dc417 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3dc417-a5bea2-7a4edf-1f2d22-eff1e9?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