Color

#5397b2

#5397b2
hex#5397b2
rgbrgb(83, 151, 178)
hslhsl(197, 38%, 51%)
oklchoklch(0.642 0.08 226)
Closest name: Blue Moon (#3992a8)Relative luminance 0.2719

Colors that go with #5397b2

Charcoal, Copper 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b26d53

#53b29d · #5367b2

#b25397 · #97b253

Split-complementary

Open in tool →

#b25367 · #b29d53

#9d53b2 · #b26d53 · #67b253

Contrast

#5397b2 as textRatioAAAA largeAAAFix
Aaon white
3.26:1failpassfail
  • AA: use #427d94 as the text (4.57:1)
  • AAA: use #315c6d as the text (7.29:1)
  • AA: or shift the background to #262626 (4.64:1)
Aaon black
6.44:1passpassfail
  • AAA: use #619fb8 as the text (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5397b2 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

#5397b2 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5397b2
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 #5397b2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5397b2-9cb4c4-df4e6b-1f232d-e9f1ef?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