Color

#56c511

#56c511
hex#56c511
rgbrgb(86, 197, 17)
hslhsl(97, 84%, 42%)
oklchoklch(0.729 0.22 137.8)
Closest name: Frog (#58bc08)Relative luminance 0.4195

Colors that go with #56c511

Blue, Charcoal and Taupe 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 →

#8011c5

#b0c511 · #11c526

#1156c5 · #c51156

Split-complementary

Open in tool →

#2611c5 · #c511b0

#11b0c5 · #8011c5 · #c52611

Contrast

#56c511 as textRatioAAAA largeAAAFix
Aaon white
2.24:1failfailfail
  • AA: use #39830b as the text (4.75:1)
  • AAA: use #2b6309 as the text (7.26:1)
  • AA: or shift the background to #404040 (4.64:1)
  • AAA: or shift the background to #212121 (7.2:1)
Aaon black
9.39:1passpasspassPasses 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 #56c511 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 #56c511
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 #56c511 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/56c511-a9bea2-624edf-1f2d20-f0f1e9?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