Color

#359dde

#359dde
hex#359dde
rgbrgb(53, 157, 222)
hslhsl(203, 72%, 54%)
oklchoklch(0.666 0.134 241)
Closest name: Blue Burst (#309cd0)Relative luminance 0.3014

Tints & shades

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

Harmonies

Complementary

Open in tool →

#de7635

#35deca · #3549de

#de359d · #9dde35

Split-complementary

Open in tool →

#de3549 · #deca35

#ca35de · #de7635 · #49de35

Contrast

#359dde as textRatioAAAA largeAAAFix
Aaon white
2.99:1failfailfail
  • AA: use #1d7ab4 as the text (4.67:1)
  • AAA: use #165c88 as the text (7.19:1)
  • AA: or shift the background to #2e2e2e (4.55:1)
  • AAA: or shift the background to #000000 (7.03:1)
Aaon black
7.03:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #359dde 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

#359dde reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #359dde
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 #359dde and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/359dde-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