Color

#233f67

#233f67
hex#233f67
rgbrgb(35, 63, 103)
hslhsl(215, 49%, 27%)
oklchoklch(0.367 0.077 257.4)
Closest name: Aegean Blue (#1b416f)Relative luminance 0.0489

Tints & shades

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

Harmonies

Complementary

Open in tool →

#674a23

#236167 · #292367

#67233f · #3f6723

Split-complementary

Open in tool →

#672923 · #616723

#672361 · #674a23 · #236729

Contrast

#233f67 as textRatioAAAA largeAAAFix
Aaon white
10.62:1passpasspassPasses AAA — no fix needed.
Aaon black
1.98:1failfailfail
  • AA: use #4175be as the text (4.51:1)
  • AAA: use #7299cf as the text (7.17:1)
  • AA: or shift the background to #ababab (4.62:1)
  • AAA: or shift the background to #d4d4d4 (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #233f67 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

#233f67 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #233f67
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 #233f67 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/233f67-9ca8c4-df5d4e-201f2d-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