Color

#859db2

#859db2
hex#859db2
rgbrgb(133, 157, 178)
hslhsl(208, 23%, 61%)
oklchoklch(0.685 0.041 244.9)
Closest name: Blank Stare (#8b9cac)Relative luminance 0.3231

Colors that go with #859db2

Charcoal, Peru and Burlywood 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.

Real palettes that use #859db2

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b29a85

#85b2b1 · #8586b2

#b2859d · #9db285

Split-complementary

Open in tool →

#b28586 · #b2b185

#b185b2 · #b29a85 · #86b285

Contrast

#859db2 as textRatioAAAA largeAAAFix
Aaon white
2.81:1failfailfail
  • AA: use #5c7a93 as the text (4.51:1)
  • AAA: use #455b6e as the text (7.06:1)
  • AA: or shift the background to #303030 (4.69:1)
  • AAA: or shift the background to #0a0a0a (7.04:1)
Aaon black
7.46:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #859db2 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

mcpConnect your agent — build around #859db2
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 #859db2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/859db2-9cadc4-df4e51-1f212d-e9f1f1?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