Color

#2c409b

#2c409b
hex#2c409b
rgbrgb(44, 64, 155)
hslhsl(229, 56%, 39%)
oklchoklch(0.413 0.15 269.3)
Closest name: Cascade Twilight (#234893)Relative luminance 0.0657

Tints & shades

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

Harmonies

Complementary

Open in tool →

#9b872c

#2c789b · #4f2c9b

#9b2c40 · #409b2c

Split-complementary

Open in tool →

#9b4f2c · #789b2c

#9b2c78 · #9b872c · #2c9b4f

Contrast

#2c409b as textRatioAAAA largeAAAFix
Aaon white
9.08:1passpasspassPasses AAA — no fix needed.
Aaon black
2.31:1failfailfail
  • AA: use #586ed0 as the text (4.56:1)
  • AAA: use #8494dc as the text (7.25:1)
  • AA: or shift the background to #b8b8b8 (4.58:1)
  • AAA: or shift the background to #e3e3e3 (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 #2c409b 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

#2c409b reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2c409b
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 #2c409b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2c409b-9c9fc4-df7e4e-231f2d-e9eef1?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