Color

#223b68

#223b68
hex#223b68
rgbrgb(34, 59, 104)
hslhsl(219, 51%, 27%)
oklchoklch(0.357 0.084 261.2)
Closest name: Aegean Blue (#1b416f)Relative luminance 0.0447

Tints & shades

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

Harmonies

Complementary

Open in tool →

#684f22

#225d68 · #2c2268

#68223a · #3a6822

Split-complementary

Open in tool →

#682c22 · #5d6822

#68225d · #684f22 · #22682c

Contrast

#223b68 as textRatioAAAA largeAAAFix
Aaon white
11.09:1passpasspassPasses AAA — no fix needed.
Aaon black
1.89:1failfailfail
  • AA: use #4a75c4 as the text (4.63:1)
  • AAA: use #7898d3 as the text (7.23:1)
  • AA: or shift the background to #a6a6a6 (4.56:1)
  • AAA: or shift the background to #cfcfcf (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #223b68 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

#223b68 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #223b68
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 #223b68 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/223b68-9ca5c4-df664e-211f2d-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