Color

#0641cb

#0641cb
hex#0641cb
rgbrgb(6, 65, 203)
hslhsl(222, 94%, 41%)
oklchoklch(0.448 0.219 263.2)
Closest name: Denim (#2243b6)Relative luminance 0.0813

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cb9006

#06a4cb · #2e06cb

#cb0641 · #41cb06

Split-complementary

Open in tool →

#cb2e06 · #a4cb06

#cb06a4 · #cb9006 · #06cb2e

Contrast

#0641cb as textRatioAAAA largeAAAFix
Aaon white
8:1passpasspassPasses AAA — no fix needed.
Aaon black
2.63:1failfailfail
  • AA: use #2f6cf9 as the text (4.63:1)
  • AAA: use #6692fa as the text (7.06:1)
  • AA: or shift the background to #c4c4c4 (4.58:1)
  • AAA: or shift the background to #f0f0f0 (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0641cb as the background.

Brands using this color

Fonts for this mood

#0641cb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0641cb
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 #0641cb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0641cb-9ca3c4-df6e4e-211f2d-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