Color

#1d269f

#1d269f
hex#1d269f
rgbrgb(29, 38, 159)
hslhsl(236, 69%, 37%)
oklchoklch(0.363 0.189 269.4)
Closest name: Deepsea Kraken (#082599)Relative luminance 0.0415

Colors that go with #1d269f

Steel Blue, Blue and Crimson 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 →

#9f971d

#1d679f · #561d9f

#9f1d26 · #269f1d

Split-complementary

Open in tool →

#9f561d · #679f1d

#9f1d67 · #9f971d · #1d9f56

Contrast

#1d269f as textRatioAAAA largeAAAFix
Aaon white
11.47:1passpasspassPasses AAA — no fix needed.
Aaon black
1.83:1failfailfail
  • AA: use #6068e2 as the text (4.58:1)
  • AAA: use #868de9 as the text (7:1)
  • AA: or shift the background to #a3a3a3 (4.55:1)
  • AAA: or shift the background to #cccccc (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1d269f as the background.

Brands using this color

Fonts for this mood

#1d269f reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1d269f
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 #1d269f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1d269f-9e9cc4-df8f4e-241f2d-e9eef1?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