Color

#56b375

#56b375
hex#56b375
rgbrgb(86, 179, 117)
hslhsl(140, 38%, 52%)
oklchoklch(0.694 0.128 152.6)
Closest name: mediumseagreen (#3cb371)Relative luminance 0.355

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b35694

#66b356 · #56b3a4

#7556b3 · #b37556

Split-complementary

Open in tool →

#a456b3 · #b35666

#5666b3 · #b35694 · #b3a456

Contrast

#56b375 as textRatioAAAA largeAAAFix
Aaon white
2.59:1failfailfail
  • AA: use #3a8252 as the text (4.67:1)
  • AAA: use #2c633e as the text (7.09:1)
  • AA: or shift the background to #383838 (4.52:1)
  • AAA: or shift the background to #141414 (7.11:1)
Aaon black
8.1:1passpasspassPasses 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 #56b375 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 #56b375
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 #56b375 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/56b375-a2beaf-c259d4-1f2d2a-ebf1e9?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