Color

#1c495a

#1c495a
hex#1c495a
rgbrgb(28, 73, 90)
hslhsl(196, 53%, 23%)
oklchoklch(0.382 0.057 226.1)
Closest name: Raging Thunderstorm (#004f63)Relative luminance 0.0575

Colors that go with #1c495a

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 →

#5a2c1c

#1c5a4b · #1c2a5a

#5a1c49 · #495a1c

Split-complementary

Open in tool →

#5a1c2a · #5a4b1c

#4b1c5a · #5a2c1c · #2a5a1c

Contrast

#1c495a as textRatioAAAA largeAAAFix
Aaon white
9.77:1passpasspassPasses AAA — no fix needed.
Aaon black
2.15:1failfailfail
  • AA: use #307f9c as the text (4.64:1)
  • AAA: use #40a1c4 as the text (7.11:1)
  • AA: or shift the background to #b0b0b0 (4.5:1)
  • AAA: or shift the background to #dbdbdb (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1c495a as the background.

Brands using this color

Fonts for this mood

#1c495a reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1c495a
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 #1c495a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1c495a-9cb5c4-df4e6e-1f232d-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