Color

#59bf40

#59bf40
hex#59bf40
rgbrgb(89, 191, 64)
hslhsl(108, 50%, 50%)
oklchoklch(0.718 0.19 140)
Closest name: Exit Light (#55bb33)Relative luminance 0.3976

Colors that go with #59bf40

Charcoal, Royal 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 →

#a640bf

#99bf40 · #40bf66

#4059bf · #bf4059

Split-complementary

Open in tool →

#6640bf · #bf4099

#4099bf · #a640bf · #bf6640

Contrast

#59bf40 as textRatioAAAA largeAAAFix
Aaon white
2.35:1failfailfail
  • AA: use #3e862d as the text (4.51:1)
  • AAA: use #2e6321 as the text (7.18:1)
  • AA: or shift the background to #3d3d3d (4.63:1)
  • AAA: or shift the background to #1f1f1f (7.03:1)
Aaon black
8.95:1passpasspassPasses 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 #59bf40 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 #59bf40
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 #59bf40 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/59bf40-a4bea2-7c4edf-1f2d23-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