Color

#223b4e

#223b4e
hex#223b4e
rgbrgb(34, 59, 78)
hslhsl(206, 39%, 22%)
oklchoklch(0.341 0.046 242.5)
Closest name: Astral Nomad (#203943)Relative luminance 0.0402

Tints & shades

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

Harmonies

Complementary

Open in tool →

#4e3522

#224e4b · #22254e

#4e223b · #3b4e22

Split-complementary

Open in tool →

#4e2225 · #4e4b22

#4b224e · #4e3522 · #254e22

Contrast

#223b4e as textRatioAAAA largeAAAFix
Aaon white
11.64:1passpasspassPasses AAA — no fix needed.
Aaon black
1.8:1failfailfail
  • AA: use #4679a0 as the text (4.5:1)
  • AAA: use #6e9cbf as the text (7.17:1)
  • AA: or shift the background to #a1a1a1 (4.51:1)
  • AAA: or shift the background to #c9c9c9 (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 #223b4e 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

#223b4e reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #223b4e
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 #223b4e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/223b4e-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