Color

#0da9d9

#0da9d9
hex#0da9d9
rgbrgb(13, 169, 217)
hslhsl(194, 89%, 45%)
oklchoklch(0.686 0.131 227.5)
Closest name: Aquarius (#2db0ce)Relative luminance 0.3347

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d93c0d

#0dd9a2 · #0d43d9

#d90da9 · #a9d90d

Split-complementary

Open in tool →

#d90d43 · #d9a20d

#a20dd9 · #d93c0d · #43d90d

Contrast

#0da9d9 as textRatioAAAA largeAAAFix
Aaon white
2.73:1failfailfail
  • AA: use #0a80a4 as the text (4.53:1)
  • AAA: use #075e78 as the text (7.29:1)
  • AA: or shift the background to #333333 (4.63:1)
  • AAA: or shift the background to #0f0f0f (7.02:1)
Aaon black
7.69:1passpasspassPasses 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 #0da9d9 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

#0da9d9 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0da9d9
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 #0da9d9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0da9d9-9cb6c4-df4e72-1f242d-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