Color

#190f66

#190f66
hex#190f66
rgbrgb(25, 15, 102)
hslhsl(247, 74%, 23%)
oklchoklch(0.262 0.14 275.8)
Closest name: Dying Storm Blue (#111166)Relative luminance 0.0151

Colors that go with #190f66

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 →

#5c660f

#0f3166 · #450f66

#66190f · #0f6619

Split-complementary

Open in tool →

#66450f · #31660f

#660f31 · #5c660f · #0f6645

Contrast

#190f66 as textRatioAAAA largeAAAFix
Aaon white
16.13:1passpasspassPasses AAA — no fix needed.
Aaon black
1.3:1failfailfail
  • AA: use #7364e8 as the text (4.72:1)
  • AAA: use #978cee as the text (7.3:1)
  • AA: or shift the background to #8a8a8a (4.67:1)
  • AAA: or shift the background to #ababab (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #190f66 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

#190f66 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #190f66
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 #190f66 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/190f66-a59cc4-dfaa4e-271f2d-e9ecf1?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