Color

#56d440

#56d440
hex#56d440
rgbrgb(86, 212, 64)
hslhsl(111, 63%, 54%)
oklchoklch(0.77 0.217 140.9)
Closest name: Blinking Terminal (#66cc00)Relative luminance 0.4944

Colors that go with #56d440

Blue, Deep Sky Blue 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 →

#bd40d4

#a0d440 · #40d474

#4056d4 · #d44056

Split-complementary

Open in tool →

#7440d4 · #d440a0

#40a0d4 · #bd40d4 · #d47440

Contrast

#56d440 as textRatioAAAA largeAAAFix
Aaon white
1.93:1failfailfail
  • AA: use #2e851e as the text (4.68:1)
  • AAA: use #226417 as the text (7.23:1)
  • AA: or shift the background to #4a4a4a (4.59:1)
  • AAA: or shift the background to #2e2e2e (7.04:1)
Aaon black
10.89:1passpasspassPasses 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 #56d440 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 #56d440
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 #56d440 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/56d440-a3bea2-834edf-1f2d23-eef1e9?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