Color

#1688da

#1688da
hex#1688da
rgbrgb(22, 136, 218)
hslhsl(205, 82%, 47%)
oklchoklch(0.61 0.155 247.4)
Closest name: Blue Jay (#5588dd)Relative luminance 0.2284

Colors that go with #1688da

Charcoal, Crimson and Copper 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 →

#da6716

#16daca · #1626da

#da1688 · #88da16

Split-complementary

Open in tool →

#da1626 · #daca16

#ca16da · #da6716 · #26da16

Contrast

#1688da as textRatioAAAA largeAAAFix
Aaon white
3.77:1failpassfail
  • AA: use #137ac3 as the text (4.57:1)
  • AAA: use #0e5a90 as the text (7.28:1)
  • AA: or shift the background to #1c1c1c (4.52:1)
Aaon black
5.57:1passpassfail
  • AAA: use #2e9cea as the text (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1688da as the background.

Brands using this color

Fonts for this mood

#1688da reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1688da
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 #1688da and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1688da-9cafc4-df4e58-1f212d-e9f1f0?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