Color

#0d5fc5

#0d5fc5
hex#0d5fc5
rgbrgb(13, 95, 197)
hslhsl(213, 88%, 41%)
oklchoklch(0.503 0.175 257.7)
Closest name: Denim (#1560bd)Relative luminance 0.123

Colors that go with #0d5fc5

Charcoal, Crimson and Sienna 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 →

#c5720d

#0dbbc5 · #160dc5

#c50d5f · #5fc50d

Split-complementary

Open in tool →

#c5160d · #bbc50d

#c50dbb · #c5720d · #0dc516

Contrast

#0d5fc5 as textRatioAAAA largeAAAFix
Aaon white
6.07:1passpassfail
  • AAA: use #0b56b1 as the text (7.05:1)
Aaon black
3.46:1failpassfail
  • AA: use #0f72eb as the text (4.63:1)
  • AAA: use #4e98f4 as the text (7.12:1)
  • AA: or shift the background to #dedede (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0d5fc5 as the background.

Brands using this color

Fonts for this mood

#0d5fc5 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0d5fc5
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 #0d5fc5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0d5fc5-9ca9c4-df584e-1f202d-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