Color

#0ab3eb

#0ab3eb
hex#0ab3eb
rgbrgb(10, 179, 235)
hslhsl(195, 92%, 48%)
oklchoklch(0.718 0.142 230)
Closest name: Blue Bikini (#00bbee)Relative luminance 0.383

Colors that go with #0ab3eb

Charcoal, Amber and Dark Orange 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 →

#eb420a

#0aebb3 · #0a42eb

#eb0ab3 · #b3eb0a

Split-complementary

Open in tool →

#eb0a42 · #ebb30a

#b30aeb · #eb420a · #42eb0a

Contrast

#0ab3eb as textRatioAAAA largeAAAFix
Aaon white
2.42:1failfailfail
  • AA: use #077fa6 as the text (4.57:1)
  • AAA: use #055d7a as the text (7.36:1)
  • AA: or shift the background to #3b3b3b (4.62:1)
  • AAA: or shift the background to #1c1c1c (7.03:1)
Aaon black
8.66:1passpasspassPasses 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 #0ab3eb as the background.

Brands using this color

Fonts for this mood

#0ab3eb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0ab3eb
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 #0ab3eb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0ab3eb-9cb5c4-df4e70-1f242d-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