Color

#1a668e

#1a668e
hex#1a668e
rgbrgb(26, 102, 142)
hslhsl(201, 69%, 33%)
oklchoklch(0.485 0.095 237.3)
Closest name: Blue Velvet (#0d6183)Relative luminance 0.1168

Colors that go with #1a668e

Charcoal, Crimson and Royal 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 →

#8e431a

#1a8e7d · #1a2c8e

#8e1a66 · #668e1a

Split-complementary

Open in tool →

#8e1a2c · #8e7d1a

#7d1a8e · #8e431a · #2c8e1a

Contrast

#1a668e as textRatioAAAA largeAAAFix
Aaon white
6.3:1passpassfail
  • AAA: use #185c81 as the text (7.27:1)
Aaon black
3.34:1failpassfail
  • AA: use #207eb1 as the text (4.68:1)
  • AAA: use #309ed9 as the text (7.02:1)
  • AA: or shift the background to #dbdbdb (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1a668e as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#1a668e reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1a668e
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 #1a668e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1a668e-9cb1c4-df4e62-1f222d-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