Color

#0d56e7

#0d56e7
hex#0d56e7
rgbrgb(13, 86, 231)
hslhsl(220, 89%, 48%)
oklchoklch(0.514 0.229 262.3)
Closest name: Blue Ribbon (#0066ff)Relative luminance 0.1251

Colors that go with #0d56e7

Charcoal, Crimson and Amber 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 →

#e79f0d

#0dc3e7 · #320de7

#e70d56 · #56e70d

Split-complementary

Open in tool →

#e7320d · #c3e70d

#e70dc3 · #e79f0d · #0de732

Contrast

#0d56e7 as textRatioAAAA largeAAAFix
Aaon white
6:1passpassfail
  • AAA: use #0c4dcf as the text (7.05:1)
Aaon black
3.5:1failpassfail
  • AA: use #2b6ef3 as the text (4.63:1)
  • AAA: use #6595f6 as the text (7.18:1)
  • AA: or shift the background to #e0e0e0 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0d56e7 as the background.

Brands using this color

Fonts for this mood

#0d56e7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0d56e7
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 #0d56e7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0d56e7-9ca5c4-df694e-211f2d-e9f0f1?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