Color

#173178

#173178
hex#173178
rgbrgb(23, 49, 120)
hslhsl(224, 68%, 28%)
oklchoklch(0.341 0.126 265)
Closest name: Below the Surface (#0a2f7c)Relative luminance 0.0373

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#785e17

#176178 · #2e1778

#781731 · #317817

Split-complementary

Open in tool →

#782e17 · #617817

#781761 · #785e17 · #17782e

Contrast

#173178 as textRatioAAAA largeAAAFix
Aaon white
12.02:1passpasspassPasses AAA — no fix needed.
Aaon black
1.75:1failfailfail
  • AA: use #476fdc as the text (4.58:1)
  • AAA: use #7694e5 as the text (7.14:1)
  • AA: or shift the background to #a1a1a1 (4.65:1)
  • AAA: or shift the background to #c7c7c7 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #173178 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

#173178 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #173178
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #173178 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/173178-9ca2c4-df724e-221f2d-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