Color

#03114e

#03114e
hex#03114e
rgbrgb(3, 17, 78)
hslhsl(229, 93%, 16%)
oklchoklch(0.222 0.112 265.1)
Closest name: Interstellar Blue (#001155)Relative luminance 0.0097

Colors that go with #03114e

Charcoal, Sea Green and Slate 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 →

#4f4103

#03374f · #1b034f

#4f0311 · #114f03

Split-complementary

Open in tool →

#4f1b03 · #374f03

#4f0337 · #4f4103 · #034f1b

Contrast

#03114e as textRatioAAAA largeAAAFix
Aaon white
17.59:1passpasspassPasses AAA — no fix needed.
Aaon black
1.19:1failfailfail
  • AA: use #4969f8 as the text (4.66:1)
  • AAA: use #758efa as the text (7.01:1)
  • AA: or shift the background to #828282 (4.58:1)
  • AAA: or shift the background to #a6a6a6 (7.22:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #03114e as the background.

Brands using this color

Fonts for this mood

#03114e reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #03114e
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 #03114e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/03114e-9c9fc4-df7e4e-231f2d-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