Color

#0a9dff

#0a9dff
hex#0a9dff
rgbrgb(10, 157, 255)
hslhsl(204, 100%, 52%)
oklchoklch(0.679 0.179 247.7)
Closest name: Fresh Blue of Bel Air (#069af3)Relative luminance 0.314

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ff6c0a

#0affe7 · #0a23ff

#ff0a9d · #9dff0a

Split-complementary

Open in tool →

#ff0a23 · #ffe70a

#e70aff · #ff6c0a · #23ff0a

Contrast

#0a9dff as textRatioAAAA largeAAAFix
Aaon white
2.88:1failfailfail
  • AA: use #007acc as the text (4.51:1)
  • AAA: use #005c99 as the text (7.02:1)
  • AA: or shift the background to #303030 (4.58:1)
  • AAA: or shift the background to #050505 (7.07:1)
Aaon black
7.28:1passpasspassPasses 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 #0a9dff as the background.

Brands using this color

Fonts for this mood

#0a9dff reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0a9dff
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 #0a9dff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0a9dff-9cafc4-df4e5a-1f222d-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