Color

#59c97b

#59c97b
hex#59c97b
rgbrgb(89, 201, 123)
hslhsl(138, 51%, 57%)
oklchoklch(0.751 0.152 151)
Closest name: Emerald Green (#50c878)Relative luminance 0.4533

Colors that go with #59c97b

Charcoal, Blue and Dark Olive Green 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 →

#c959a8

#70c959 · #59c9b3

#7b59c9 · #c97b59

Split-complementary

Open in tool →

#b359c9 · #c95970

#5970c9 · #c959a8 · #c9b359

Contrast

#59c97b as textRatioAAAA largeAAAFix
Aaon white
2.09:1failfailfail
  • AA: use #2c8747 as the text (4.5:1)
  • AAA: use #206435 as the text (7.15:1)
  • AA: or shift the background to #454545 (4.6:1)
  • AAA: or shift the background to #262626 (7.25:1)
Aaon black
10.07:1passpasspassPasses 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 #59c97b 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 #59c97b
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 #59c97b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/59c97b-a2beae-be59d4-1f2d29-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