Color

#2dacfb

#2dacfb
hex#2dacfb
rgbrgb(45, 172, 251)
hslhsl(203, 96%, 58%)
oklchoklch(0.714 0.156 242.2)
Closest name: Cerulean (#55aaee)Relative luminance 0.3703

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fb7c2d

#2dfbe3 · #2d45fb

#fb2dac · #acfb2d

Split-complementary

Open in tool →

#fb2d45 · #fbe32d

#e32dfb · #fb7c2d · #45fb2d

Contrast

#2dacfb as textRatioAAAA largeAAAFix
Aaon white
2.5:1failfailfail
  • AA: use #047ac3 as the text (4.59:1)
  • AAA: use #035b91 as the text (7.22:1)
  • AA: or shift the background to #383838 (4.69:1)
  • AAA: or shift the background to #171717 (7.18:1)
Aaon black
8.41:1passpasspassPasses 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 #2dacfb as the background.

Brands using this color

Palettes built around it

Fonts for this mood

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

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

tool url/palettes/new/2dacfb-9cb0c4-df4e5d-1f222d-e9f1f0?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