Color

#508baf

#508baf
hex#508baf
rgbrgb(80, 139, 175)
hslhsl(203, 37%, 50%)
oklchoklch(0.611 0.083 237)
Closest name: Blue Moon (#3992a8)Relative luminance 0.2327

Colors that go with #508baf

Charcoal, Copper and Cobalt 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 #508baf

Tints & shades

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

Harmonies

Complementary

Open in tool →

#af7450

#50afa4 · #505baf

#af508b · #8baf50

Split-complementary

Open in tool →

#af505b · #afa450

#a450af · #af7450 · #5baf50

Contrast

#508baf as textRatioAAAA largeAAAFix
Aaon white
3.71:1failpassfail
  • AA: use #477a9a as the text (4.65:1)
  • AAA: use #355b73 as the text (7.25:1)
  • AA: or shift the background to #1c1c1c (4.59:1)
Aaon black
5.65:1passpassfail
  • AAA: use #6c9dbc as the text (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #508baf 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

#508baf reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #508baf
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 #508baf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/508baf-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