Color

#2a53ea

#2a53ea
hex#2a53ea
rgbrgb(42, 83, 234)
hslhsl(227, 82%, 54%)
oklchoklch(0.517 0.231 266.1)
Closest name: Blue Ribbon (#0066ff)Relative luminance 0.1262

Tints & shades

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

Harmonies

Complementary

Open in tool →

#eac02a

#2ab3ea · #602aea

#ea2a53 · #53ea2a

Split-complementary

Open in tool →

#ea602a · #b3ea2a

#ea2ab3 · #eac02a · #2aea60

Contrast

#2a53ea as textRatioAAAA largeAAAFix
Aaon white
5.96:1passpassfail
  • AAA: use #1643e3 as the text (7.13:1)
Aaon black
3.52:1failpassfail
  • AA: use #456aed as the text (4.54:1)
  • AAA: use #7893f2 as the text (7.25:1)
  • AA: or shift the background to #e0e0e0 (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2a53ea as the background.

Brands using this color

Fonts for this mood

#2a53ea reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a53ea
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 #2a53ea and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a53ea-9ca0c4-df7a4e-221f2d-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