Color

#585bf3

#585bf3
hex#585bf3
rgbrgb(88, 91, 243)
hslhsl(239, 87%, 65%)
oklchoklch(0.561 0.222 275.7)
Closest name: Arcane Brew (#5260e1)Relative luminance 0.1603

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f3f158

#58a8f3 · #a358f3

#f3585b · #5bf358

Split-complementary

Open in tool →

#f3a358 · #a8f358

#f358a8 · #f3f158 · #58f3a3

Contrast

#585bf3 as textRatioAAAA largeAAAFix
Aaon white
4.99:1passpassfail
  • AAA: use #3235f1 as the text (7.2:1)
Aaon black
4.21:1failpassfail
  • AA: use #6264f4 as the text (4.65:1)
  • AAA: use #888af7 as the text (7.03:1)
  • AA: or shift the background to #f5f5f5 (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #585bf3 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

#585bf3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #585bf3
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 #585bf3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/585bf3-a09cc4-df964e-251f2d-e9edf1?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