Color

#139ba0

#139ba0
hex#139ba0
rgbrgb(19, 155, 160)
hslhsl(182, 79%, 35%)
oklchoklch(0.628 0.104 199)
Closest name: Baltic (#279d9f)Relative luminance 0.2612

Colors that go with #139ba0

Charcoal, Red and Copper 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 #139ba0

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a01713

#13a05e · #1355a0

#a0139b · #9ba013

Split-complementary

Open in tool →

#a01355 · #a05e13

#5e13a0 · #a01713 · #55a013

Contrast

#139ba0 as textRatioAAAA largeAAAFix
Aaon white
3.37:1failpassfail
  • AA: use #108084 as the text (4.73:1)
  • AAA: use #0c6164 as the text (7.22:1)
  • AA: or shift the background to #242424 (4.6:1)
Aaon black
6.22:1passpassfail
  • AAA: use #14a8ad as the text (7.23:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #139ba0 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#139ba0 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #139ba0
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 #139ba0 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/139ba0-a2babe-d45990-1f272d-e9f1ee?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