Color

#0ea2b9

#0ea2b9
hex#0ea2b9
rgbrgb(14, 162, 185)
hslhsl(188, 86%, 39%)
oklchoklch(0.655 0.112 212.6)
Closest name: Blue Ocean (#009dc4)Relative luminance 0.2944

Colors that go with #0ea2b9

Charcoal, Orange Red and Amber 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 #0ea2b9

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b9250e

#0eb97a · #0e4db9

#b90ea2 · #a2b90e

Split-complementary

Open in tool →

#b90e4d · #b97a0e

#7a0eb9 · #b9250e · #4db90e

Contrast

#0ea2b9 as textRatioAAAA largeAAAFix
Aaon white
3.05:1failpassfail
  • AA: use #0b8193 as the text (4.59:1)
  • AAA: use #08606d as the text (7.23:1)
  • AA: or shift the background to #2b2b2b (4.64:1)
Aaon black
6.89:1passpassfail
  • AAA: use #0ea6be as the text (7.22:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0ea2b9 as the background.

Brands using this color

Fonts for this mood

#0ea2b9 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0ea2b9
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 #0ea2b9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0ea2b9-a2b7be-df4e81-1f252d-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