Color

#0664ac

#0664ac
hex#0664ac
rgbrgb(6, 100, 172)
hslhsl(206, 93%, 35%)
oklchoklch(0.495 0.138 250)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.1213

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ac4e06

#06aca1 · #0611ac

#ac0664 · #64ac06

Split-complementary

Open in tool →

#ac0611 · #aca106

#a106ac · #ac4e06 · #11ac06

Contrast

#0664ac as textRatioAAAA largeAAAFix
Aaon white
6.13:1passpassfail
  • AAA: use #065999 as the text (7.25:1)
Aaon black
3.43:1failpassfail
  • AA: use #0778cf as the text (4.6:1)
  • AAA: use #229af7 as the text (7.03:1)
  • AA: or shift the background to #dedede (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0664ac as the background.

Brands using this color

Fonts for this mood

#0664ac reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0664ac
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 #0664ac and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0664ac-9caec4-df4e56-1f212d-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