Color

#154a56

#154a56
hex#154a56
rgbrgb(21, 74, 86)
hslhsl(191, 61%, 21%)
oklchoklch(0.38 0.058 216)
Closest name: Raging Thunderstorm (#004f63)Relative luminance 0.0573

Tints & shades

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

Harmonies

Complementary

Open in tool →

#562115

#155642 · #152a56

#56154a · #4a5615

Split-complementary

Open in tool →

#56152a · #564215

#421556 · #562115 · #2a5615

Contrast

#154a56 as textRatioAAAA largeAAAFix
Aaon white
9.79:1passpasspassPasses AAA — no fix needed.
Aaon black
2.15:1failfailfail
  • AA: use #247f94 as the text (4.54:1)
  • AAA: use #2ea3bd as the text (7.09:1)
  • AA: or shift the background to #b0b0b0 (4.51:1)
  • AAA: or shift the background to #dbdbdb (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #154a56 as the background.

Brands using this color

Fonts for this mood

#154a56 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #154a56
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 #154a56 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/154a56-a2b6be-df4e7a-1f252d-e9f1ef?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