Color

#190aa4

#190aa4
hex#190aa4
rgbrgb(25, 10, 164)
hslhsl(246, 89%, 34%)
oklchoklch(0.339 0.216 269.3)
Closest name: Dark Galaxy (#0018a8)Relative luminance 0.031

Colors that go with #190aa4

Crimson, Steel Blue and Cobalt 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 →

#94a40a

#0a47a4 · #660aa4

#a4190a · #0aa419

Split-complementary

Open in tool →

#a4660a · #47a40a

#a40a47 · #94a40a · #0aa466

Contrast

#190aa4 as textRatioAAAA largeAAAFix
Aaon white
12.96:1passpasspassPasses AAA — no fix needed.
Aaon black
1.62:1failfailfail
  • AA: use #6f60f6 as the text (4.68:1)
  • AAA: use #9287f8 as the text (7.04:1)
  • AA: or shift the background to #999999 (4.55:1)
  • AAA: or shift the background to #bfbfbf (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #190aa4 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

#190aa4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #190aa4
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 #190aa4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/190aa4-a59cc4-dfa74e-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