Color

#1667da

#1667da
hex#1667da
rgbrgb(22, 103, 218)
hslhsl(215, 82%, 47%)
oklchoklch(0.537 0.191 258.9)
Closest name: Royal Blue (#4169e1)Relative luminance 0.1493

Colors that go with #1667da

Charcoal, Crimson and Amber 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 →

#da8816

#16cada · #2616da

#da1667 · #67da16

Split-complementary

Open in tool →

#da2616 · #cada16

#da16ca · #da8816 · #16da26

Contrast

#1667da as textRatioAAAA largeAAAFix
Aaon white
5.27:1passpassfail
  • AAA: use #1154b0 as the text (7.19:1)
Aaon black
3.99:1failpassfail
  • AA: use #1c71e9 as the text (4.59:1)
  • AAA: use #5897ee as the text (7.08:1)
  • AA: or shift the background to #f0f0f0 (4.62:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1667da as the background.

Brands using this color

Fonts for this mood

#1667da reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1667da
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 #1667da and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1667da-9ca8c4-df5d4e-201f2d-e9f0f1?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