Color

#154661

#154661
hex#154661
rgbrgb(21, 70, 97)
hslhsl(201, 64%, 23%)
oklchoklch(0.375 0.069 237.1)
Closest name: Capital Blue (#1a4157)Relative luminance 0.054

Colors that go with #154661

Crimson, Royal Blue and Teal lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#602f15

#156055 · #152060

#601546 · #466015

Split-complementary

Open in tool →

#601520 · #605515

#551560 · #602f15 · #206015

Contrast

#154661 as textRatioAAAA largeAAAFix
Aaon white
10.09:1passpasspassPasses AAA — no fix needed.
Aaon black
2.08:1failfailfail
  • AA: use #267dab as the text (4.6:1)
  • AAA: use #3a9ed4 as the text (7.02:1)
  • AA: or shift the background to #b0b0b0 (4.65:1)
  • AAA: or shift the background to #d9d9d9 (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #154661 as the background.

Brands using this color

Fonts for this mood

#154661 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #154661
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #154661 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/154661-9cb1c4-df4e62-1f222d-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