Color

#0da2e7

#0da2e7
hex#0da2e7
rgbrgb(13, 162, 231)
hslhsl(199, 89%, 48%)
oklchoklch(0.677 0.148 238.1)
Closest name: Fresh Blue of Bel Air (#069af3)Relative luminance 0.317

Colors that go with #0da2e7

Charcoal, Tomato and Bronze lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#e7520d

#0de7bf · #0d35e7

#e70da2 · #a2e70d

Split-complementary

Open in tool →

#e70d35 · #e7bf0d

#bf0de7 · #e7520d · #35e70d

Contrast

#0da2e7 as textRatioAAAA largeAAAFix
Aaon white
2.86:1failfailfail
  • AA: use #0a7db2 as the text (4.58:1)
  • AAA: use #085f87 as the text (7.01:1)
  • AA: or shift the background to #303030 (4.61:1)
  • AAA: or shift the background to #050505 (7.12:1)
Aaon black
7.34:1passpasspassPasses 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 #0da2e7 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#0da2e7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0da2e7
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #0da2e7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0da2e7-9cb3c4-df4e66-1f232d-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