Color

#0d426d

#0d426d
hex#0d426d
rgbrgb(13, 66, 109)
hslhsl(207, 79%, 24%)
oklchoklch(0.37 0.091 248.4)
Closest name: Aegean Blue (#1b416f)Relative luminance 0.0509

Colors that go with #0d426d

Crimson, Royal Blue and Teal 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 →

#6e380d

#0d6e69 · #0d126e

#6e0d42 · #426e0d

Split-complementary

Open in tool →

#6e0d12 · #6e690d

#690d6e · #6e380d · #126e0d

Contrast

#0d426d as textRatioAAAA largeAAAFix
Aaon white
10.41:1passpasspassPasses AAA — no fix needed.
Aaon black
2.02:1failfailfail
  • AA: use #1879c9 as the text (4.62:1)
  • AAA: use #3f9ce9 as the text (7.14:1)
  • AA: or shift the background to #ababab (4.53:1)
  • AAA: or shift the background to #d4d4d4 (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0d426d as the background.

Brands using this color

Fonts for this mood

#0d426d reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0d426d
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 #0d426d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0d426d-9cadc4-df4e53-1f212d-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