Color

#170042

#170042
hex#170042
rgbrgb(23, 0, 66)
hslhsl(261, 100%, 13%)
oklchoklch(0.194 0.111 288.2)
Closest name: Quiet Abyss (#160435)Relative luminance 0.0058

Colors that go with #170042

Charcoal, Royal Blue 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 →

#2b4200

#000a42 · #380042

#421700 · #004217

Split-complementary

Open in tool →

#423800 · #0a4200

#42000a · #2b4200 · #004238

Contrast

#170042 as textRatioAAAA largeAAAFix
Aaon white
18.83:1passpasspassPasses AAA — no fix needed.
Aaon black
1.12:1failfailfail
  • AA: use #8b4dff as the text (4.6:1)
  • AAA: use #ac80ff as the text (7.29:1)
  • AA: or shift the background to #7d7d7d (4.57:1)
  • AAA: or shift the background to #9e9e9e (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #170042 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

#170042 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #170042
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 #170042 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/170042-af9cc4-dfcb4e-2a1f2d-e9eaf1?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