Color

#2a47ef

#2a47ef
hex#2a47ef
rgbrgb(42, 71, 239)
hslhsl(231, 86%, 55%)
oklchoklch(0.503 0.25 267.4)
Closest name: C64 Blue (#003aff)Relative luminance 0.1123

Tints & shades

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

Harmonies

Complementary

Open in tool →

#efd12a

#2aaaef · #6f2aef

#ef2a47 · #47ef2a

Split-complementary

Open in tool →

#ef6f2a · #aaef2a

#ef2aaa · #efd12a · #2aef6f

Contrast

#2a47ef as textRatioAAAA largeAAAFix
Aaon white
6.47:1passpassfail
  • AAA: use #1b3bee as the text (7.22:1)
Aaon black
3.25:1failpassfail
  • AA: use #5068f2 as the text (4.6:1)
  • AAA: use #7f91f5 as the text (7.27:1)
  • AA: or shift the background to #d9d9d9 (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2a47ef 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

#2a47ef reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a47ef
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 #2a47ef and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a47ef-9c9ec4-df834e-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