Color

#0ba0e5

#0ba0e5
hex#0ba0e5
rgbrgb(11, 160, 229)
hslhsl(199, 91%, 47%)
oklchoklch(0.671 0.148 238.4)
Closest name: Fresh Blue of Bel Air (#069af3)Relative luminance 0.3087

Colors that go with #0ba0e5

Charcoal, Tomato and Bronze 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 →

#e5500b

#0be5bd · #0b33e5

#e50ba0 · #a0e50b

Split-complementary

Open in tool →

#e50b33 · #e5bd0b

#bd0be5 · #e5500b · #33e50b

Contrast

#0ba0e5 as textRatioAAAA largeAAAFix
Aaon white
2.93:1failfailfail
  • AA: use #087eb4 as the text (4.51:1)
  • AAA: use #065c84 as the text (7.31:1)
  • AA: or shift the background to #303030 (4.51:1)
  • AAA: or shift the background to #030303 (7.05:1)
Aaon black
7.17:1passpasspassPasses 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 #0ba0e5 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#0ba0e5 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0ba0e5
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 #0ba0e5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0ba0e5-9cb3c4-df4e66-1f232d-e9f1f0?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