Color

#0bb2ef

#0bb2ef
hex#0bb2ef
rgbrgb(11, 178, 239)
hslhsl(196, 91%, 49%)
oklchoklch(0.718 0.146 232.4)
Closest name: Blue Bikini (#00bbee)Relative luminance 0.3814

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ef480b

#0befba · #0b40ef

#ef0bb2 · #b2ef0b

Split-complementary

Open in tool →

#ef0b40 · #efba0b

#ba0bef · #ef480b · #40ef0b

Contrast

#0bb2ef as textRatioAAAA largeAAAFix
Aaon white
2.43:1failfailfail
  • AA: use #087faa as the text (4.54:1)
  • AAA: use #065e7f as the text (7.2:1)
  • AA: or shift the background to #3b3b3b (4.6:1)
  • AAA: or shift the background to #1c1c1c (7:1)
Aaon black
8.63:1passpasspassPasses 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 #0bb2ef as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#0bb2ef reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0bb2ef
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #0bb2ef and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0bb2ef-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