Color

#2d548b

#2d548b
hex#2d548b
rgbrgb(45, 84, 139)
hslhsl(215, 51%, 36%)
oklchoklch(0.445 0.101 257.3)
Closest name: Assassin (#2d4f83)Relative luminance 0.0876

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8b642d

#2d838b · #352d8b

#8b2d54 · #548b2d

Split-complementary

Open in tool →

#8b352d · #838b2d

#8b2d83 · #8b642d · #2d8b35

Contrast

#2d548b as textRatioAAAA largeAAAFix
Aaon white
7.63:1passpasspassPasses AAA — no fix needed.
Aaon black
2.75:1failfailfail
  • AA: use #3e75c1 as the text (4.52:1)
  • AAA: use #7199d1 as the text (7.18:1)
  • AA: or shift the background to #c7c7c7 (4.51:1)
  • AAA: or shift the background to #f7f7f7 (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2d548b 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

#2d548b reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d548b
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 #2d548b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d548b-9ca8c4-df5d4e-201f2d-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