Color

#13a491

#13a491
hex#13a491
rgbrgb(19, 164, 145)
hslhsl(172, 79%, 36%)
oklchoklch(0.646 0.114 180.4)
Closest name: Hobgoblin (#01ad8f)Relative luminance 0.2873

Colors that go with #13a491

Charcoal, Blue and Cornflower 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.

Real palettes that use #13a491

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#a41327

#13a448 · #136fa4

#9113a4 · #a49113

Split-complementary

Open in tool →

#a4136f · #a44813

#4813a4 · #a41327 · #6fa413

Contrast

#13a491 as textRatioAAAA largeAAAFix
Aaon white
3.11:1failpassfail
  • AA: use #108475 as the text (4.59:1)
  • AAA: use #0c6459 as the text (7.04:1)
  • AA: or shift the background to #2b2b2b (4.55:1)
Aaon black
6.75:1passpassfail
  • AAA: use #14a995 as the text (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #13a491 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 #13a491
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 #13a491 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/13a491-a2bebe-d459a5-1f292d-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