Color

#0e2271

#0e2271
hex#0e2271
rgbrgb(14, 34, 113)
hslhsl(228, 78%, 25%)
oklchoklch(0.299 0.138 266.3)
Closest name: midnightblue (#191970)Relative luminance 0.0243

Colors that go with #0e2271

Charcoal, Steel Blue and Blue 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 →

#715e0e

#0e5471 · #2c0e71

#710e22 · #22710e

Split-complementary

Open in tool →

#712c0e · #54710e

#710e54 · #715e0e · #0e712c

Contrast

#0e2271 as textRatioAAAA largeAAAFix
Aaon white
14.13:1passpasspassPasses AAA — no fix needed.
Aaon black
1.49:1failfailfail
  • AA: use #4e6de9 as the text (4.69:1)
  • AAA: use #7b92ef as the text (7.2:1)
  • AA: or shift the background to #949494 (4.66:1)
  • AAA: or shift the background to #b8b8b8 (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0e2271 as the background.

Brands using this color

Fonts for this mood

#0e2271 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0e2271
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 #0e2271 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0e2271-9c9fc4-df7c4e-231f2d-e9eff1?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