Color

#59b161

#59b161
hex#59b161
rgbrgb(89, 177, 97)
hslhsl(125, 36%, 52%)
oklchoklch(0.686 0.143 145.7)
Closest name: mediumseagreen (#3cb371)Relative luminance 0.3443

Colors that go with #59b161

Charcoal, Mustard Yellow 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 →

#b159a9

#7db159 · #59b18c

#6059b1 · #b16059

Split-complementary

Open in tool →

#8c59b1 · #b1597d

#597db1 · #b159a9 · #b18c59

Contrast

#59b161 as textRatioAAAA largeAAAFix
Aaon white
2.66:1failfailfail
  • AA: use #3e8444 as the text (4.58:1)
  • AAA: use #2e6132 as the text (7.31:1)
  • AA: or shift the background to #363636 (4.54:1)
  • AAA: or shift the background to #121212 (7.04:1)
Aaon black
7.89:1passpasspassPasses 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 #59b161 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 #59b161
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 #59b161 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/59b161-a2bea7-a54edf-1f2d26-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