Color

#0099cc

#0099cc
hex#0099cc
rgbrgb(0, 153, 204)
hslhsl(195, 100%, 40%)
oklchoklch(0.641 0.129 231.1)
Closest name: Blue Burst (#309cd0)Relative luminance 0.2714

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cc3300

#00cc99 · #0033cc

#cc0099 · #99cc00

Split-complementary

Open in tool →

#cc0033 · #cc9900

#9900cc · #cc3300 · #33cc00

Contrast

#0099cc as textRatioAAAA largeAAAFix
Aaon white
3.27:1failpassfail
  • AA: use #007ea8 as the text (4.62:1)
  • AAA: use #006080 as the text (7.04:1)
  • AA: or shift the background to #262626 (4.63:1)
Aaon black
6.43:1passpassfail
  • AAA: use #00a1d6 as the text (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0099cc as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#0099cc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0099cc
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 #0099cc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0099cc-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