Color

#233190

#233190
hex#233190
rgbrgb(35, 49, 144)
hslhsl(232, 61%, 35%)
oklchoklch(0.369 0.156 270.1)
Closest name: Depths of Night (#2c319b)Relative luminance 0.0457

Colors that go with #233190

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 →

#908123

#236890 · #4b2390

#902331 · #319023

Split-complementary

Open in tool →

#904b23 · #689023

#902368 · #908123 · #23904b

Contrast

#233190 as textRatioAAAA largeAAAFix
Aaon white
10.97:1passpasspassPasses AAA — no fix needed.
Aaon black
1.91:1failfailfail
  • AA: use #5b6bd7 as the text (4.53:1)
  • AAA: use #8490e1 as the text (7.06:1)
  • AA: or shift the background to #a6a6a6 (4.51:1)
  • AAA: or shift the background to #cfcfcf (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #233190 as the background.

Brands using this color

Fonts for this mood

#233190 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #233190
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 #233190 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/233190-9c9dc4-df864e-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