Color

#2b5bca

#2b5bca
hex#2b5bca
rgbrgb(43, 91, 202)
hslhsl(222, 65%, 48%)
oklchoklch(0.505 0.181 263.6)
Closest name: God of Rain (#4466cc)Relative luminance 0.1226

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ca9a2b

#2baaca · #4b2bca

#ca2b5b · #5bca2b

Split-complementary

Open in tool →

#ca4b2b · #aaca2b

#ca2baa · #ca9a2b · #2bca4b

Contrast

#2b5bca as textRatioAAAA largeAAAFix
Aaon white
6.08:1passpassfail
  • AAA: use #2651b5 as the text (7.18:1)
Aaon black
3.45:1failpassfail
  • AA: use #4672d8 as the text (4.66:1)
  • AAA: use #7495e2 as the text (7.14:1)
  • AA: or shift the background to #dedede (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b5bca as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#2b5bca reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b5bca
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 #2b5bca and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b5bca-9ca3c4-df6e4e-211f2d-e9eff1?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