Color

#15cb8e

#15cb8e
hex#15cb8e
rgbrgb(21, 203, 142)
hslhsl(160, 81%, 44%)
oklchoklch(0.746 0.159 162.4)
Closest name: Emerald Green (#50c878)Relative luminance 0.4482

Colors that go with #15cb8e

Charcoal, Hot Pink and 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 →

#cb1552

#15cb34 · #15adcb

#8e15cb · #cb8e15

Split-complementary

Open in tool →

#cb15ad · #cb3415

#3415cb · #cb1552 · #adcb15

Contrast

#15cb8e as textRatioAAAA largeAAAFix
Aaon white
2.11:1failfailfail
  • AA: use #0e865e as the text (4.57:1)
  • AAA: use #0a6144 as the text (7.48:1)
  • AA: or shift the background to #454545 (4.55:1)
  • AAA: or shift the background to #262626 (7.18:1)
Aaon black
9.96:1passpasspassPasses 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 #15cb8e as the background.

Brands using this color

mcpConnect your agent — build around #15cb8e
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 #15cb8e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/15cb8e-a2beb8-d459be-1f2c2d-e9f1eb?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