Color

#2a9ffe

#2a9ffe
hex#2a9ffe
rgbrgb(42, 159, 254)
hslhsl(207, 99%, 58%)
oklchoklch(0.686 0.171 248.7)
Closest name: Fresh Blue of Bel Air (#069af3)Relative luminance 0.3244

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fe892a

#2afef3 · #2a34fe

#fe2a9f · #9ffe2a

Split-complementary

Open in tool →

#fe2a34 · #fef32a

#f32afe · #fe892a · #34fe2a

Contrast

#2a9ffe as textRatioAAAA largeAAAFix
Aaon white
2.8:1failfailfail
  • AA: use #0176d5 as the text (4.61:1)
  • AAA: use #015aa2 as the text (7.03:1)
  • AA: or shift the background to #333333 (4.51:1)
  • AAA: or shift the background to #0a0a0a (7.06:1)
Aaon black
7.49:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2a9ffe as the background.

Brands using this color

Fonts for this mood

#2a9ffe reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a9ffe
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 #2a9ffe and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a9ffe-9cadc4-df4e53-1f212d-e9f1f1?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