Color

#358dde

#358dde
hex#358dde
rgbrgb(53, 141, 222)
hslhsl(209, 72%, 54%)
oklchoklch(0.63 0.148 249.9)
Closest name: Blue Jay (#5588dd)Relative luminance 0.2508

Tints & shades

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

Harmonies

Complementary

Open in tool →

#de8735

#35dedb · #3538de

#de358d · #8dde35

Split-complementary

Open in tool →

#de3538 · #dedb35

#db35de · #de8735 · #38de35

Contrast

#358dde as textRatioAAAA largeAAAFix
Aaon white
3.49:1failpassfail
  • AA: use #2178ca as the text (4.56:1)
  • AAA: use #185995 as the text (7.24:1)
  • AA: or shift the background to #212121 (4.61:1)
Aaon black
6.02:1passpassfail
  • AAA: use #509be2 as the text (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #358dde 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

#358dde reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #358dde
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 #358dde and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/358dde-9cacc4-df4e4e-1f212d-e9f1f1?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