Color

#16187e

#16187e
hex#16187e
rgbrgb(22, 24, 126)
hslhsl(239, 70%, 29%)
oklchoklch(0.301 0.164 270.3)
Closest name: midnightblue (#191970)Relative luminance 0.0233

Colors that go with #16187e

Steel Blue, Charcoal and Cobalt 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 →

#7e7c16

#164c7e · #48167e

#7e1618 · #187e16

Split-complementary

Open in tool →

#7e4816 · #4c7e16

#7e164c · #7e7c16 · #167e48

Contrast

#16187e as textRatioAAAA largeAAAFix
Aaon white
14.32:1passpasspassPasses AAA — no fix needed.
Aaon black
1.47:1failfailfail
  • AA: use #6365e3 as the text (4.5:1)
  • AAA: use #8a8cea as the text (7.02:1)
  • AA: or shift the background to #919191 (4.54:1)
  • AAA: or shift the background to #b8b8b8 (7.22:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #16187e as the background.

Brands using this color

Fonts for this mood

#16187e reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #16187e
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 #16187e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/16187e-a09cc4-df964e-251f2d-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