Color

#2b8bf7

#2b8bf7
hex#2b8bf7
rgbrgb(43, 139, 247)
hslhsl(212, 93%, 57%)
oklchoklch(0.638 0.183 254.7)
Closest name: dodgerblue (#1e90ff)Relative luminance 0.2569

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f7982b

#2bf1f7 · #322bf7

#f72b8b · #8bf72b

Split-complementary

Open in tool →

#f7322b · #f1f72b

#f72bf1 · #f7982b · #2bf732

Contrast

#2b8bf7 as textRatioAAAA largeAAAFix
Aaon white
3.42:1failpassfail
  • AA: use #0870e7 as the text (4.69:1)
  • AAA: use #0656b1 as the text (7.06:1)
  • AA: or shift the background to #242424 (4.54:1)
Aaon black
6.14:1passpassfail
  • AAA: use #4498f8 as the text (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b8bf7 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#2b8bf7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b8bf7
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 #2b8bf7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b8bf7-9caac4-df564e-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