Color

#170c41

#170c41
hex#170c41
rgbrgb(23, 12, 65)
hslhsl(252, 69%, 15%)
oklchoklch(0.212 0.094 284.6)
Closest name: Deadly Depths (#111144)Relative luminance 0.0083

Colors that go with #170c41

Charcoal, Sea Green and Sienna 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 →

#36410c

#0c1c41 · #310c41

#41160c · #0c4116

Split-complementary

Open in tool →

#41310c · #1c410c

#410c1c · #36410c · #0c4131

Contrast

#170c41 as textRatioAAAA largeAAAFix
Aaon white
18.02:1passpasspassPasses AAA — no fix needed.
Aaon black
1.17:1failfailfail
  • AA: use #7a60e2 as the text (4.6:1)
  • AAA: use #9e8bea as the text (7.33:1)
  • AA: or shift the background to #808080 (4.56:1)
  • AAA: or shift the background to #a3a3a3 (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #170c41 as the background.

Brands using this color

Fonts for this mood

#170c41 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #170c41
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 #170c41 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/170c41-a99cc4-dfb64e-281f2d-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