Color

#17166a

#17166a
hex#17166a
rgbrgb(23, 22, 106)
hslhsl(241, 66%, 25%)
oklchoklch(0.275 0.139 272.9)
Closest name: midnightblue (#191970)Relative luminance 0.018

Colors that go with #17166a

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 →

#686a16

#163e6a · #41166a

#6a1716 · #166a17

Split-complementary

Open in tool →

#6a4116 · #3e6a16

#6a163e · #686a16 · #166a41

Contrast

#17166a as textRatioAAAA largeAAAFix
Aaon white
15.45:1passpasspassPasses AAA — no fix needed.
Aaon black
1.36:1failfailfail
  • AA: use #6967e0 as the text (4.62:1)
  • AAA: use #8e8de8 as the text (7.13:1)
  • AA: or shift the background to #8c8c8c (4.59:1)
  • AAA: or shift the background to #b0b0b0 (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #17166a as the background.

Brands using this color

Fonts for this mood

#17166a reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #17166a
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 #17166a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/17166a-a19cc4-df9b4e-261f2d-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