Color

#596aee

#596aee
hex#596aee
rgbrgb(89, 106, 238)
hslhsl(233, 81%, 64%)
oklchoklch(0.584 0.198 273.1)
Closest name: Blue Öyster Cult (#5577ee)Relative luminance 0.186

Tints & shades

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

Harmonies

Complementary

Open in tool →

#eedc59

#59b5ee · #9259ee

#ee596a · #6aee59

Split-complementary

Open in tool →

#ee9259 · #b5ee59

#ee59b5 · #eedc59 · #59ee92

Contrast

#596aee as textRatioAAAA largeAAAFix
Aaon white
4.45:1failpassfail
  • AA: use #5466ed as the text (4.67:1)
  • AAA: use #263de8 as the text (7.2:1)
  • AA: or shift the background to #080808 (4.5:1)
Aaon black
4.72:1passpassfail
  • AAA: use #828ff2 as the text (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #596aee as the background.

Brands using this color

Fonts for this mood

#596aee reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #596aee
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 #596aee and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/596aee-9c9cc4-df884e-241f2d-e9eef1?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