Color

#0a7ea9

#0a7ea9
hex#0a7ea9
rgbrgb(10, 126, 169)
hslhsl(196, 89%, 35%)
oklchoklch(0.557 0.111 231.7)
Closest name: Bleu Ciel (#007ba1)Relative luminance 0.1785

Colors that go with #0a7ea9

Charcoal, Crimson and Royal 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 →

#a9340a

#0aa984 · #0a2fa9

#a90a7e · #7ea90a

Split-complementary

Open in tool →

#a90a2f · #a9840a

#840aa9 · #a9340a · #2fa90a

Contrast

#0a7ea9 as textRatioAAAA largeAAAFix
Aaon white
4.6:1passpassfail
  • AAA: use #075e7d as the text (7.23:1)
Aaon black
4.57:1passpassfail
  • AAA: use #0da2d9 as the text (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0a7ea9 as the background.

Brands using this color

Fonts for this mood

#0a7ea9 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0a7ea9
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 #0a7ea9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0a7ea9-9cb5c4-df4e6e-1f232d-e9f1ef?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