Color

#586cdf

#586cdf
hex#586cdf
rgbrgb(88, 108, 223)
hslhsl(231, 68%, 61%)
oklchoklch(0.576 0.175 272.3)
Closest name: royalblue (#4169e1)Relative luminance 0.1813

Tints & shades

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

Harmonies

Complementary

Open in tool →

#dfcb58

#58b0df · #8758df

#df586c · #6cdf58

Split-complementary

Open in tool →

#df8758 · #b0df58

#df58b0 · #dfcb58 · #58df87

Contrast

#586cdf as textRatioAAAA largeAAAFix
Aaon white
4.54:1passpassfail
  • AAA: use #2d47d7 as the text (7.01:1)
Aaon black
4.63:1passpassfail
  • AAA: use #8392e7 as the text (7.23:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #586cdf 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

#586cdf reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #586cdf
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 #586cdf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/586cdf-9c9ec4-df834e-231f2d-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