Color

#232bb3

#232bb3
hex#232bb3
rgbrgb(35, 43, 179)
hslhsl(237, 67%, 42%)
oklchoklch(0.396 0.207 269.8)
Closest name: Blue Hour (#0034ab)Relative luminance 0.0534

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b3ac23

#2372b3 · #6423b3

#b3232b · #2bb323

Split-complementary

Open in tool →

#b36423 · #72b323

#b32372 · #b3ac23 · #23b364

Contrast

#232bb3 as textRatioAAAA largeAAAFix
Aaon white
10.15:1passpasspassPasses AAA — no fix needed.
Aaon black
2.07:1failfailfail
  • AA: use #6168e0 as the text (4.56:1)
  • AAA: use #888de7 as the text (7.01:1)
  • AA: or shift the background to #adadad (4.53:1)
  • AAA: or shift the background to #d9d9d9 (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #232bb3 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

#232bb3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #232bb3
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 #232bb3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/232bb3-9f9cc4-df924e-251f2d-e9edf1?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