Color

#1c3154

#1c3154
hex#1c3154
rgbrgb(28, 49, 84)
hslhsl(218, 50%, 22%)
oklchoklch(0.315 0.069 260.1)
Closest name: Beyond the Stars (#0a3251)Relative luminance 0.0308

Tints & shades

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

Harmonies

Complementary

Open in tool →

#54401c

#1c4d54 · #241c54

#541c31 · #31541c

Split-complementary

Open in tool →

#54241c · #4d541c

#541c4d · #54401c · #1c5424

Contrast

#1c3154 as textRatioAAAA largeAAAFix
Aaon white
12.99:1passpasspassPasses AAA — no fix needed.
Aaon black
1.62:1failfailfail
  • AA: use #4774c2 as the text (4.55:1)
  • AAA: use #7597d1 as the text (7.1:1)
  • AA: or shift the background to #999999 (4.56:1)
  • AAA: or shift the background to #bfbfbf (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1c3154 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

#1c3154 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1c3154
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 #1c3154 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1c3154-9ca6c4-df644e-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