Color

#0851bf

#0851bf
hex#0851bf
rgbrgb(8, 81, 191)
hslhsl(216, 92%, 39%)
oklchoklch(0.468 0.185 260.1)
Closest name: Denim (#2243b6)Relative luminance 0.097

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bf7608

#08adbf · #1a08bf

#bf0851 · #51bf08

Split-complementary

Open in tool →

#bf1a08 · #adbf08

#bf08ad · #bf7608 · #08bf1a

Contrast

#0851bf as textRatioAAAA largeAAAFix
Aaon white
7.14:1passpasspassPasses AAA — no fix needed.
Aaon black
2.94:1failfailfail
  • AA: use #146ef5 as the text (4.58:1)
  • AAA: use #5495f8 as the text (7.03:1)
  • AA: or shift the background to #cfcfcf (4.59:1)
  • AAA: or shift the background to #ffffff (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0851bf 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

#0851bf reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0851bf
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 #0851bf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0851bf-9ca7c4-df5f4e-201f2d-e9f0f1?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