Color

#586fee

#586fee
hex#586fee
rgbrgb(88, 111, 238)
hslhsl(231, 82%, 64%)
oklchoklch(0.593 0.192 271.6)
Closest name: Blue Öyster Cult (#5577ee)Relative luminance 0.1962

Tints & shades

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

Harmonies

Complementary

Open in tool →

#eed858

#58baee · #8d58ee

#ee586f · #6fee58

Split-complementary

Open in tool →

#ee8d58 · #baee58

#ee58ba · #eed858 · #58ee8d

Contrast

#586fee as textRatioAAAA largeAAAFix
Aaon white
4.27:1failpassfail
  • AA: use #536aee as the text (4.5:1)
  • AAA: use #203ee9 as the text (7.17:1)
  • AA: or shift the background to #0d0d0d (4.56:1)
Aaon black
4.92:1passpassfail
  • AAA: use #7d8ff2 as the text (7.08:1)

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

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

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

tool url/palettes/new/586fee-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