Color

#1c495e

#1c495e
hex#1c495e
rgbrgb(28, 73, 94)
hslhsl(199, 54%, 24%)
oklchoklch(0.384 0.06 231.6)
Closest name: Raging Thunderstorm (#004f63)Relative luminance 0.0582

Colors that go with #1c495e

Royal Blue, Teal and Blue 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 →

#5e311c

#1c5e52 · #1c285e

#5e1c49 · #495e1c

Split-complementary

Open in tool →

#5e1c28 · #5e521c

#521c5e · #5e311c · #285e1c

Contrast

#1c495e as textRatioAAAA largeAAAFix
Aaon white
9.7:1passpasspassPasses AAA — no fix needed.
Aaon black
2.16:1failfailfail
  • AA: use #307da1 as the text (4.57:1)
  • AAA: use #469fc8 as the text (7.05:1)
  • AA: or shift the background to #b3b3b3 (4.63:1)
  • AAA: or shift the background to #dbdbdb (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1c495e as the background.

Brands using this color

Fonts for this mood

#1c495e reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1c495e
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 #1c495e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1c495e-9cb3c4-df4e66-1f232d-e9f1f0?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