Color

#508eaf

#508eaf
hex#508eaf
rgbrgb(80, 142, 175)
hslhsl(201, 37%, 50%)
oklchoklch(0.618 0.081 233.4)
Closest name: Blue Moon (#3992a8)Relative luminance 0.2415

Tints & shades

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

Harmonies

Complementary

Open in tool →

#af7150

#50afa1 · #505eaf

#af508e · #8eaf50

Split-complementary

Open in tool →

#af505e · #afa150

#a150af · #af7150 · #5eaf50

Contrast

#508eaf as textRatioAAAA largeAAAFix
Aaon white
3.6:1failpassfail
  • AA: use #457a96 as the text (4.69:1)
  • AAA: use #355d73 as the text (7.08:1)
  • AA: or shift the background to #1f1f1f (4.58:1)
Aaon black
5.83:1passpassfail
  • AAA: use #699eba as the text (7.2:1)

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

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

mcpConnect your agent — build around #508eaf
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #508eaf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/508eaf-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