Color

#124354

#124354
hex#124354
rgbrgb(18, 67, 84)
hslhsl(195, 65%, 20%)
oklchoklch(0.359 0.058 225.4)
Closest name: Cold and Dark (#154250)Relative luminance 0.0478

Colors that go with #124354

Crimson, Royal Blue and Teal 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 →

#542212

#125444 · #122254

#541244 · #445412

Split-complementary

Open in tool →

#541222 · #544412

#441254 · #542212 · #225412

Contrast

#124354 as textRatioAAAA largeAAAFix
Aaon white
10.73:1passpasspassPasses AAA — no fix needed.
Aaon black
1.96:1failfailfail
  • AA: use #2280a0 as the text (4.66:1)
  • AAA: use #2ba2ca as the text (7.12:1)
  • AA: or shift the background to #a8a8a8 (4.51:1)
  • AAA: or shift the background to #d1d1d1 (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #124354 as the background.

Brands using this color

Fonts for this mood

#124354 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #124354
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 #124354 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/124354-9cb5c4-df4e70-1f242d-e9f1ef?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