Color

#0359c9

#0359c9
hex#0359c9
rgbrgb(3, 89, 201)
hslhsl(214, 97%, 40%)
oklchoklch(0.492 0.189 259)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.1138

Tints & shades

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

Harmonies

Complementary

Open in tool →

#c97303

#03bcc9 · #1003c9

#c90359 · #59c903

Split-complementary

Open in tool →

#c91003 · #bcc903

#c903bc · #c97303 · #03c910

Contrast

#0359c9 as textRatioAAAA largeAAAFix
Aaon white
6.41:1passpassfail
  • AAA: use #0352ba as the text (7.19:1)
Aaon black
3.28:1failpassfail
  • AA: use #046df6 as the text (4.52:1)
  • AAA: use #4a97fc as the text (7.12:1)
  • AA: or shift the background to #d9d9d9 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0359c9 as the background.

Brands using this color

Fonts for this mood

#0359c9 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0359c9
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 #0359c9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0359c9-9ca9c4-df5a4e-1f1f2d-e9f0f1?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