Color

#0d7dd3

#0d7dd3
hex#0d7dd3
rgbrgb(13, 125, 211)
hslhsl(206, 88%, 44%)
oklchoklch(0.579 0.159 249.7)
Closest name: Haddock’s Sweater (#277aba)Relative luminance 0.1946

Colors that go with #0d7dd3

Charcoal, Crimson and Copper 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 →

#d3630d

#0dd3c6 · #0d1bd3

#d30d7d · #7dd30d

Split-complementary

Open in tool →

#d30d1b · #d3c60d

#c60dd3 · #d3630d · #1bd30d

Contrast

#0d7dd3 as textRatioAAAA largeAAAFix
Aaon white
4.29:1failpassfail
  • AA: use #0d78c9 as the text (4.62:1)
  • AAA: use #0a5b99 as the text (7.07:1)
  • AA: or shift the background to #0d0d0d (4.53:1)
Aaon black
4.89:1passpassfail
  • AAA: use #2c9cf2 as the text (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0d7dd3 as the background.

Brands using this color

Fonts for this mood

#0d7dd3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0d7dd3
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 #0d7dd3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0d7dd3-9caec4-df4e56-1f212d-e9f1f1?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