Color

#5b9bc2

#5b9bc2
hex#5b9bc2
rgbrgb(91, 155, 194)
hslhsl(203, 46%, 56%)
oklchoklch(0.662 0.088 236.9)
Closest name: Canadian Tuxedo (#579aca)Relative luminance 0.2956

Colors that go with #5b9bc2

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 #5b9bc2

Tints & shades

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

Harmonies

Complementary

Open in tool →

#c2835b

#5bc2b6 · #5b67c2

#c25b9b · #9bc25b

Split-complementary

Open in tool →

#c25b67 · #c2b65b

#b65bc2 · #c2835b · #67c25b

Contrast

#5b9bc2 as textRatioAAAA largeAAAFix
Aaon white
3.04:1failpassfail
  • AA: use #3d7ca4 as the text (4.55:1)
  • AAA: use #2d5d7b as the text (7.09:1)
  • AA: or shift the background to #2b2b2b (4.66:1)
Aaon black
6.91:1passpassfail
  • AAA: use #5f9dc4 as the text (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5b9bc2 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

#5b9bc2 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5b9bc2
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 #5b9bc2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5b9bc2-9cb0c4-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