Color

#0e30aa

#0e30aa
hex#0e30aa
rgbrgb(14, 48, 170)
hslhsl(227, 85%, 36%)
oklchoklch(0.386 0.196 264.9)
Closest name: Blue Hour (#0034ab)Relative luminance 0.0511

Colors that go with #0e30aa

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 →

#aa880e

#0e7eaa · #3a0eaa

#aa0e30 · #30aa0e

Split-complementary

Open in tool →

#aa3a0e · #7eaa0e

#aa0e7e · #aa880e · #0eaa3a

Contrast

#0e30aa as textRatioAAAA largeAAAFix
Aaon white
10.39:1passpasspassPasses AAA — no fix needed.
Aaon black
2.02:1failfailfail
  • AA: use #476cf0 as the text (4.67:1)
  • AAA: use #7691f4 as the text (7.13:1)
  • AA: or shift the background to #ababab (4.52:1)
  • AAA: or shift the background to #d4d4d4 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0e30aa as the background.

Brands using this color

Fonts for this mood

#0e30aa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0e30aa
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 #0e30aa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0e30aa-9ca0c4-df7a4e-221f2d-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