Color

#17233f

#17233f
hex#17233f
rgbrgb(23, 35, 63)
hslhsl(222, 47%, 17%)
oklchoklch(0.261 0.055 265.3)
Closest name: Dark Eclipse (#112244)Relative luminance 0.0174

Colors that go with #17233f

Charcoal, Dark Olive Green and Sea Green 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 →

#403317

#173840 · #1f1740

#401723 · #234017

Split-complementary

Open in tool →

#401f17 · #384017

#401738 · #403317 · #17401f

Contrast

#17233f as textRatioAAAA largeAAAFix
Aaon white
15.57:1passpasspassPasses AAA — no fix needed.
Aaon black
1.35:1failfailfail
  • AA: use #5374c1 as the text (4.64:1)
  • AAA: use #7c95d0 as the text (7.07:1)
  • AA: or shift the background to #8a8a8a (4.51:1)
  • AAA: or shift the background to #b0b0b0 (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #17233f as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#17233f reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #17233f
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 #17233f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/17233f-9ca3c4-df6e4e-211f2d-e9eff1?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