Color

#356afd

#356afd
hex#356afd
rgbrgb(53, 106, 253)
hslhsl(224, 98%, 60%)
oklchoklch(0.579 0.226 264.9)
Closest name: Bluerocratic (#1f66ff)Relative luminance 0.1816

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fdc835

#35cefd · #6435fd

#fd356a · #6afd35

Split-complementary

Open in tool →

#fd6435 · #cefd35

#fd35ce · #fdc835 · #35fd64

Contrast

#356afd as textRatioAAAA largeAAAFix
Aaon white
4.53:1passpassfail
  • AAA: use #0241ed as the text (7.04:1)
Aaon black
4.63:1passpassfail
  • AAA: use #6d93fe as the text (7.25:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #356afd as the background.

Brands using this color

Fonts for this mood

#356afd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #356afd
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 #356afd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/356afd-9ca2c4-df724e-221f2d-e9eff1?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