Color

#06217a

#06217a
hex#06217a
rgbrgb(6, 33, 122)
hslhsl(226, 91%, 25%)
oklchoklch(0.305 0.153 264.5)
Closest name: midnightblue (#191970)Relative luminance 0.0253

Colors that go with #06217a

Steel Blue, Charcoal and Cobalt Blue 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 →

#7a5f06

#065b7a · #25067a

#7a0621 · #217a06

Split-complementary

Open in tool →

#7a2506 · #5b7a06

#7a065b · #7a5f06 · #067a25

Contrast

#06217a as textRatioAAAA largeAAAFix
Aaon white
13.94:1passpasspassPasses AAA — no fix needed.
Aaon black
1.51:1failfailfail
  • AA: use #416bf6 as the text (4.66:1)
  • AAA: use #7291f8 as the text (7.12:1)
  • AA: or shift the background to #949494 (4.6:1)
  • AAA: or shift the background to #b8b8b8 (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #06217a as the background.

Brands using this color

Fonts for this mood

#06217a reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #06217a
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 #06217a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/06217a-9ca1c4-df774e-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