Color

#0da2d3

#0da2d3
hex#0da2d3
rgbrgb(13, 162, 211)
hslhsl(195, 88%, 44%)
oklchoklch(0.666 0.129 229)
Closest name: Blue Burst (#309cd0)Relative luminance 0.3063

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d33f0d

#0dd3a2 · #0d3fd3

#d30da2 · #a2d30d

Split-complementary

Open in tool →

#d30d3f · #d3a20d

#a20dd3 · #d33f0d · #3fd30d

Contrast

#0da2d3 as textRatioAAAA largeAAAFix
Aaon white
2.95:1failfailfail
  • AA: use #0a7da3 as the text (4.69:1)
  • AAA: use #085f7d as the text (7.13:1)
  • AA: or shift the background to #2e2e2e (4.61:1)
  • AAA: or shift the background to #000000 (7.13:1)
Aaon black
7.13:1passpasspassPasses 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 #0da2d3 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

#0da2d3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0da2d3
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 #0da2d3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0da2d3-9cb5c4-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