Color

#103447

#103447
hex#103447
rgbrgb(16, 52, 71)
hslhsl(201, 63%, 17%)
oklchoklch(0.309 0.053 235.3)
Closest name: Nordic Noir (#003344)Relative luminance 0.0302

Colors that go with #103447

Royal Blue, Rust and Sienna 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.

Real palettes that use #103447

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#472310

#10473e · #101847

#471034 · #344710

Split-complementary

Open in tool →

#471018 · #473e10

#3e1047 · #472310 · #184710

Contrast

#103447 as textRatioAAAA largeAAAFix
Aaon white
13.09:1passpasspassPasses AAA — no fix needed.
Aaon black
1.6:1failfailfail
  • AA: use #277caa as the text (4.55:1)
  • AAA: use #3c9ed3 as the text (7.02:1)
  • AA: or shift the background to #999999 (4.59:1)
  • AAA: or shift the background to #bfbfbf (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 #103447 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#103447 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #103447
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 #103447 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/103447-9cb1c4-df4e62-1f222d-e9f1f0?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