Color

#0bb0d5

#0bb0d5
hex#0bb0d5
rgbrgb(11, 176, 213)
hslhsl(191, 90%, 44%)
oklchoklch(0.701 0.126 220.3)
Closest name: Aquarius (#2db0ce)Relative luminance 0.3593

Colors that go with #0bb0d5

Charcoal, Tomato 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d5300b

#0bd595 · #0b4bd5

#d50bb0 · #b0d50b

Split-complementary

Open in tool →

#d50b4b · #d5950b

#950bd5 · #d5300b · #4bd50b

Contrast

#0bb0d5 as textRatioAAAA largeAAAFix
Aaon white
2.57:1failfailfail
  • AA: use #08809b as the text (4.59:1)
  • AAA: use #066074 as the text (7.16:1)
  • AA: or shift the background to #383838 (4.57:1)
  • AAA: or shift the background to #141414 (7.18:1)
Aaon black
8.19:1passpasspassPasses 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 #0bb0d5 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#0bb0d5 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0bb0d5
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 #0bb0d5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0bb0d5-a2b6be-df4e7a-1f252d-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