Color

#5a9bc4

#5a9bc4
hex#5a9bc4
rgbrgb(90, 155, 196)
hslhsl(203, 47%, 56%)
oklchoklch(0.662 0.091 237.9)
Closest name: Canadian Tuxedo (#579aca)Relative luminance 0.296

Colors that go with #5a9bc4

Charcoal, Peru 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.

Real palettes that use #5a9bc4

Tints & shades

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

Harmonies

Complementary

Open in tool →

#c4825a

#5ac4b7 · #5a66c4

#c45a9b · #9bc45a

Split-complementary

Open in tool →

#c45a66 · #c4b75a

#b75ac4 · #c4825a · #66c45a

Contrast

#5a9bc4 as textRatioAAAA largeAAAFix
Aaon white
3.03:1failpassfail
  • AA: use #3b7da5 as the text (4.5:1)
  • AAA: use #2d5d7c as the text (7.07:1)
  • AA: or shift the background to #2b2b2b (4.67:1)
Aaon black
6.92:1passpassfail
  • AAA: use #5e9dc5 as the text (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5a9bc4 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

#5a9bc4 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5a9bc4
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 #5a9bc4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5a9bc4-9cb0c4-df4e5d-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