Color

#6558df

#6558df
hex#6558df
rgbrgb(101, 88, 223)
hslhsl(246, 68%, 61%)
oklchoklch(0.549 0.198 282)
Closest name: Arcane Brew (#5260e1)Relative luminance 0.1507

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d2df58

#588edf · #a958df

#df6558 · #58df65

Split-complementary

Open in tool →

#dfa958 · #8edf58

#df588e · #d2df58 · #58dfa9

Contrast

#6558df as textRatioAAAA largeAAAFix
Aaon white
5.23:1passpassfail
  • AAA: use #4a3ad9 as the text (7.25:1)
Aaon black
4.01:1failpassfail
  • AA: use #7165e2 as the text (4.66:1)
  • AAA: use #958be9 as the text (7.15:1)
  • AA: or shift the background to #f0f0f0 (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6558df 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

#6558df reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6558df
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 #6558df and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6558df-a59cc4-dfa74e-271f2d-e9ecf1?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