Color

#154d84

#154d84
hex#154d84
rgbrgb(21, 77, 132)
hslhsl(210, 73%, 30%)
oklchoklch(0.415 0.108 251.9)
Closest name: Assassin (#2d4f83)Relative luminance 0.0713

Tints & shades

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

Harmonies

Complementary

Open in tool →

#844d15

#158484 · #151584

#84154d · #4d8415

Split-complementary

Open in tool →

#841515 · #848415

#841584 · #844d15 · #158415

Contrast

#154d84 as textRatioAAAA largeAAAFix
Aaon white
8.65:1passpasspassPasses AAA — no fix needed.
Aaon black
2.43:1failfailfail
  • AA: use #2078cf as the text (4.65:1)
  • AAA: use #539ce4 as the text (7.24:1)
  • AA: or shift the background to #bdbdbd (4.61:1)
  • AAA: or shift the background to #e8e8e8 (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #154d84 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

#154d84 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #154d84
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 #154d84 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/154d84-9cabc4-df514e-1f202d-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