Color

#3080ab

#3080ab
hex#3080ab
rgbrgb(48, 128, 171)
hslhsl(201, 56%, 43%)
oklchoklch(0.57 0.101 236.1)
Closest name: steelblue (#4682b4)Relative luminance 0.1901

Colors that go with #3080ab

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.

Real palettes that use #3080ab

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#ab5b30

#30ab99 · #3043ab

#ab3080 · #80ab30

Split-complementary

Open in tool →

#ab3043 · #ab9930

#9930ab · #ab5b30 · #43ab30

Contrast

#3080ab as textRatioAAAA largeAAAFix
Aaon white
4.37:1failpassfail
  • AA: use #2f7da7 as the text (4.55:1)
  • AAA: use #235c7b as the text (7.27:1)
  • AA: or shift the background to #0a0a0a (4.53:1)
Aaon black
4.8:1passpassfail
  • AAA: use #4ca0cd as the text (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 #3080ab as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#3080ab reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3080ab
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 #3080ab and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3080ab-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