Color

#2c3daa

#2c3daa
hex#2c3daa
rgbrgb(44, 61, 170)
hslhsl(232, 59%, 42%)
oklchoklch(0.42 0.174 270.1)
Closest name: Denim (#2243b6)Relative luminance 0.0678

Tints & shades

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

Harmonies

Complementary

Open in tool →

#aa992c

#2c7caa · #5a2caa

#aa2c3d · #3daa2c

Split-complementary

Open in tool →

#aa5a2c · #7caa2c

#aa2c7c · #aa992c · #2caa5a

Contrast

#2c3daa as textRatioAAAA largeAAAFix
Aaon white
8.92:1passpasspassPasses AAA — no fix needed.
Aaon black
2.36:1failfailfail
  • AA: use #5d6dd5 as the text (4.61:1)
  • AAA: use #8591e0 as the text (7.12:1)
  • AA: or shift the background to #bababa (4.59:1)
  • AAA: or shift the background to #e6e6e6 (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2c3daa as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#2c3daa reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2c3daa
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 #2c3daa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2c3daa-9c9dc4-df864e-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