Color

#2a5ea2

#2a5ea2
hex#2a5ea2
rgbrgb(42, 94, 162)
hslhsl(214, 59%, 40%)
oklchoklch(0.482 0.123 256.3)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.1111

Colors that go with #2a5ea2

Charcoal, Firebrick and Sea Green lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a26e2a

#2a9aa2 · #322aa2

#a22a5e · #5ea22a

Split-complementary

Open in tool →

#a2322a · #9aa22a

#a22a9a · #a26e2a · #2aa232

Contrast

#2a5ea2 as textRatioAAAA largeAAAFix
Aaon white
6.52:1passpassfail
  • AAA: use #28599a as the text (7.03:1)
Aaon black
3.22:1failpassfail
  • AA: use #3475cb as the text (4.55:1)
  • AAA: use #6999d8 as the text (7.15:1)
  • AA: or shift the background to #d9d9d9 (4.62:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2a5ea2 as the background.

Brands using this color

Fonts for this mood

#2a5ea2 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a5ea2
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #2a5ea2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a5ea2-9ca9c4-df5a4e-1f1f2d-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