Color

#6589ec

#6589ec
hex#6589ec
rgbrgb(101, 137, 236)
hslhsl(224, 78%, 66%)
oklchoklch(0.65 0.153 267.1)
Closest name: Blue Jay (#5588dd)Relative luminance 0.2671

Colors that go with #6589ec

Charcoal, Orange Red and Amber lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ecc865

#65ccec · #8465ec

#ec6589 · #89ec65

Split-complementary

Open in tool →

#ec8465 · #ccec65

#ec65cc · #ecc865 · #65ec84

Contrast

#6589ec as textRatioAAAA largeAAAFix
Aaon white
3.31:1failpassfail
  • AA: use #406de7 as the text (4.61:1)
  • AAA: use #1a4bd1 as the text (7.07:1)
  • AA: or shift the background to #262626 (4.57:1)
Aaon black
6.34:1passpassfail
  • AAA: use #7293ee as the text (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6589ec 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

#6589ec reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6589ec
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #6589ec and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6589ec-9ca2c4-df724e-221f2d-e9eff1?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