Color

#13b995

#13b995
hex#13b995
rgbrgb(19, 185, 149)
hslhsl(167, 81%, 40%)
oklchoklch(0.701 0.133 171.9)
Closest name: Electra (#55b492)Relative luminance 0.3701

Colors that go with #13b995

Charcoal, Hot Pink and Midnight 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 →

#b91337

#13b942 · #138ab9

#9513b9 · #b99513

Split-complementary

Open in tool →

#b9138a · #b94213

#4213b9 · #b91337 · #8ab913

Contrast

#13b995 as textRatioAAAA largeAAAFix
Aaon white
2.5:1failfailfail
  • AA: use #0e866c as the text (4.52:1)
  • AAA: use #0a614e as the text (7.41:1)
  • AA: or shift the background to #383838 (4.69:1)
  • AAA: or shift the background to #171717 (7.17:1)
Aaon black
8.4:1passpasspassPasses 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 #13b995 as the background.

Brands using this color

mcpConnect your agent — build around #13b995
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 #13b995 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/13b995-a2bebb-d459af-1f2a2d-e9f1ec?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