Color

#108cc1

#108cc1
hex#108cc1
rgbrgb(16, 140, 193)
hslhsl(198, 85%, 41%)
oklchoklch(0.605 0.125 235)
Closest name: steelblue (#4682b4)Relative luminance 0.2272

Colors that go with #108cc1

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 →

#c14510

#10c19e · #1033c1

#c1108c · #8cc110

Split-complementary

Open in tool →

#c11033 · #c19e10

#9e10c1 · #c14510 · #33c110

Contrast

#108cc1 as textRatioAAAA largeAAAFix
Aaon white
3.79:1failpassfail
  • AA: use #0e7eaf as the text (4.54:1)
  • AAA: use #0a5c7f as the text (7.37:1)
  • AA: or shift the background to #1a1a1a (4.59:1)
Aaon black
5.54:1passpassfail
  • AAA: use #12a1de as the text (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #108cc1 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

#108cc1 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #108cc1
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 #108cc1 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/108cc1-9cb3c4-df4e69-1f232d-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