Color

#2a55b2

#2a55b2
hex#2a55b2
rgbrgb(42, 85, 178)
hslhsl(221, 62%, 43%)
oklchoklch(0.474 0.156 263.1)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.102

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b2872a

#2a99b2 · #432ab2

#b22a55 · #55b22a

Split-complementary

Open in tool →

#b2432a · #99b22a

#b22a99 · #b2872a · #2ab243

Contrast

#2a55b2 as textRatioAAAA largeAAAFix
Aaon white
6.91:1passpassfail
  • AAA: use #2953ae as the text (7.14:1)
Aaon black
3.04:1failpassfail
  • AA: use #4572d3 as the text (4.6:1)
  • AAA: use #7395de as the text (7.08:1)
  • AA: or shift the background to #d1d1d1 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2a55b2 as the background.

Brands using this color

Fonts for this mood

#2a55b2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a55b2
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 #2a55b2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a55b2-9ca4c4-df6b4e-211f2d-e9eff1?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