Color

#1d4e72

#1d4e72
hex#1d4e72
rgbrgb(29, 78, 114)
hslhsl(205, 59%, 28%)
oklchoklch(0.409 0.08 244)
Closest name: Bluedgeons (#324c64)Relative luminance 0.0692

Tints & shades

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

Harmonies

Complementary

Open in tool →

#72401d

#1d726b · #1d2472

#721d4e · #4e721d

Split-complementary

Open in tool →

#721d24 · #726b1d

#6b1d72 · #72401d · #24721d

Contrast

#1d4e72 as textRatioAAAA largeAAAFix
Aaon white
8.81:1passpasspassPasses AAA — no fix needed.
Aaon black
2.38:1failfailfail
  • AA: use #2e7bb2 as the text (4.59:1)
  • AAA: use #519cd2 as the text (7.04:1)
  • AA: or shift the background to #bababa (4.54:1)
  • AAA: or shift the background to #e6e6e6 (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1d4e72 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

#1d4e72 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1d4e72
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 #1d4e72 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1d4e72-9cafc4-df4e58-1f212d-e9f1f0?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