Color

#154cb2

#154cb2
hex#154cb2
rgbrgb(21, 76, 178)
hslhsl(219, 79%, 39%)
oklchoklch(0.448 0.172 261.5)
Closest name: Denim (#2243b6)Relative luminance 0.0854

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b27b15

#159ab2 · #2c15b2

#b2154c · #4cb215

Split-complementary

Open in tool →

#b22c15 · #9ab215

#b2159a · #b27b15 · #15b22c

Contrast

#154cb2 as textRatioAAAA largeAAAFix
Aaon white
7.75:1passpasspassPasses AAA — no fix needed.
Aaon black
2.71:1failfailfail
  • AA: use #3271e7 as the text (4.65:1)
  • AAA: use #6494ed as the text (7:1)
  • AA: or shift the background to #c7c7c7 (4.59:1)
  • AAA: or shift the background to #f5f5f5 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #154cb2 as the background.

Brands using this color

Fonts for this mood

#154cb2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #154cb2
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 #154cb2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/154cb2-9ca5c4-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