Color

#2b82da

#2b82da
hex#2b82da
rgbrgb(43, 130, 218)
hslhsl(210, 70%, 51%)
oklchoklch(0.6 0.157 252.4)
Closest name: Blue Jay (#5588dd)Relative luminance 0.2154

Tints & shades

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

Harmonies

Complementary

Open in tool →

#da822b

#2bdada · #2b2bda

#da2b82 · #82da2b

Split-complementary

Open in tool →

#da2b2b · #dada2b

#da2bda · #da822b · #2bda2b

Contrast

#2b82da as textRatioAAAA largeAAAFix
Aaon white
3.96:1failpassfail
  • AA: use #2478cc as the text (4.53:1)
  • AAA: use #1b5998 as the text (7.17:1)
  • AA: or shift the background to #171717 (4.53:1)
Aaon black
5.31:1passpassfail
  • AAA: use #569ce1 as the text (7.24:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b82da as the background.

Brands using this color

Fonts for this mood

#2b82da reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b82da
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 #2b82da and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b82da-9cabc4-df514e-1f202d-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