Color

#1318aa

#1318aa
hex#1318aa
rgbrgb(19, 24, 170)
hslhsl(238, 80%, 37%)
oklchoklch(0.355 0.216 267.2)
Closest name: Dark Galaxy (#0018a8)Relative luminance 0.0369

Colors that go with #1318aa

Charcoal, Crimson and Steel 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 →

#aaa513

#1363aa · #5913aa

#aa1318 · #18aa13

Split-complementary

Open in tool →

#aa5913 · #63aa13

#aa1363 · #aaa513 · #13aa59

Contrast

#1318aa as textRatioAAAA largeAAAFix
Aaon white
12.08:1passpasspassPasses AAA — no fix needed.
Aaon black
1.74:1failfailfail
  • AA: use #6368ee as the text (4.75:1)
  • AAA: use #888bf2 as the text (7.02:1)
  • AA: or shift the background to #9e9e9e (4.51:1)
  • AAA: or shift the background to #c7c7c7 (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1318aa 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

#1318aa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1318aa
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 #1318aa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1318aa-9f9cc4-df944e-251f2d-e9edf1?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