Color

#233f86

#233f86
hex#233f86
rgbrgb(35, 63, 134)
hslhsl(223, 59%, 33%)
oklchoklch(0.389 0.124 264.9)
Closest name: Evening Magic (#363e7d)Relative luminance 0.0563

Tints & shades

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

Harmonies

Complementary

Open in tool →

#866a23

#237086 · #382386

#86233f · #3f8623

Split-complementary

Open in tool →

#863823 · #708623

#862370 · #866a23 · #238638

Contrast

#233f86 as textRatioAAAA largeAAAFix
Aaon white
9.87:1passpasspassPasses AAA — no fix needed.
Aaon black
2.13:1failfailfail
  • AA: use #4d72d1 as the text (4.64:1)
  • AAA: use #7995dc as the text (7.15:1)
  • AA: or shift the background to #b0b0b0 (4.55:1)
  • AAA: or shift the background to #dbdbdb (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #233f86 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

#233f86 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #233f86
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 #233f86 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/233f86-9ca3c4-df704e-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