Color

#23154c

#23154c
hex#23154c
rgbrgb(35, 21, 76)
hslhsl(255, 57%, 19%)
oklchoklch(0.252 0.096 289.3)
Closest name: Azulado (#211d49)Relative luminance 0.0142

Colors that go with #23154c

Charcoal, Royal Blue and 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 →

#3e4c15

#15234c · #3e154c

#4c2315 · #154c23

Split-complementary

Open in tool →

#4c3e15 · #234c15

#4c1523 · #3e4c15 · #154c3e

Contrast

#23154c as textRatioAAAA largeAAAFix
Aaon white
16.37:1passpasspassPasses AAA — no fix needed.
Aaon black
1.28:1failfailfail
  • AA: use #7f63d4 as the text (4.64:1)
  • AAA: use #a08bdf as the text (7.25:1)
  • AA: or shift the background to #878787 (4.56:1)
  • AAA: or shift the background to #ababab (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 #23154c as the background.

Brands using this color

Fonts for this mood

#23154c reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #23154c
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 #23154c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/23154c-ab9cc4-dfbd4e-291f2d-e9ebf1?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