Color

#233b67

#233b67
hex#233b67
rgbrgb(35, 59, 103)
hslhsl(219, 49%, 27%)
oklchoklch(0.357 0.082 261.6)
Closest name: Aegean Blue (#1b416f)Relative luminance 0.0446

Colors that go with #233b67

Blush Pink, Cadet Blue and Medium Sea Green lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#674f23

#235c67 · #2d2367

#67233b · #3b6723

Split-complementary

Open in tool →

#672d23 · #5c6723

#67235c · #674f23 · #23672d

Contrast

#233b67 as textRatioAAAA largeAAAFix
Aaon white
11.09:1passpasspassPasses AAA — no fix needed.
Aaon black
1.89:1failfailfail
  • AA: use #4973c1 as the text (4.51:1)
  • AAA: use #7696d0 as the text (7.04:1)
  • AA: or shift the background to #a6a6a6 (4.56:1)
  • AAA: or shift the background to #cfcfcf (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #233b67 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

#233b67 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #233b67
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #233b67 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/233b67-9ca5c4-df664e-211f2d-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