Color

#0cb5df

#0cb5df
hex#0cb5df
rgbrgb(12, 181, 223)
hslhsl(192, 90%, 46%)
oklchoklch(0.718 0.132 222.6)
Closest name: Blue Bikini (#00bbee)Relative luminance 0.3845

Tints & shades

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

Harmonies

Complementary

Open in tool →

#df360c

#0cdfa0 · #0c4bdf

#df0cb5 · #b5df0c

Split-complementary

Open in tool →

#df0c4b · #dfa00c

#a00cdf · #df360c · #4bdf0c

Contrast

#0cb5df as textRatioAAAA largeAAAFix
Aaon white
2.42:1failfailfail
  • AA: use #087e9b as the text (4.7:1)
  • AAA: use #065e74 as the text (7.34:1)
  • AA: or shift the background to #3b3b3b (4.64:1)
  • AAA: or shift the background to #1c1c1c (7.05:1)
Aaon black
8.69:1passpasspassPasses 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 #0cb5df as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#0cb5df reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0cb5df
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 #0cb5df and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0cb5df-a2b5be-df4e77-1f242d-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