Color

#2b89fd

#2b89fd
hex#2b89fd
rgbrgb(43, 137, 253)
hslhsl(213, 98%, 58%)
oklchoklch(0.638 0.193 256.3)
Closest name: dodgerblue (#1e90ff)Relative luminance 0.255

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fd9e2b

#2bf2fd · #352bfd

#fd2b89 · #89fd2b

Split-complementary

Open in tool →

#fd352b · #f2fd2b

#fd2bf2 · #fd9e2b · #2bfd35

Contrast

#2b89fd as textRatioAAAA largeAAAFix
Aaon white
3.44:1failpassfail
  • AA: use #026ef2 as the text (4.65:1)
  • AAA: use #0253b6 as the text (7.2:1)
  • AA: or shift the background to #242424 (4.51:1)
Aaon black
6.1:1passpassfail
  • AAA: use #4497fd 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 #2b89fd as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#2b89fd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b89fd
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 #2b89fd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b89fd-9ca9c4-df584e-1f202d-e9f0f1?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