Color

#104d89

#104d89
hex#104d89
rgbrgb(16, 77, 137)
hslhsl(210, 79%, 30%)
oklchoklch(0.417 0.116 252.7)
Closest name: Assassin (#2d4f83)Relative luminance 0.0722

Tints & shades

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

Harmonies

Complementary

Open in tool →

#894d10

#108989 · #101089

#89104d · #4d8910

Split-complementary

Open in tool →

#891010 · #898910

#891089 · #894d10 · #108910

Contrast

#104d89 as textRatioAAAA largeAAAFix
Aaon white
8.59:1passpasspassPasses AAA — no fix needed.
Aaon black
2.44:1failfailfail
  • AA: use #1975d2 as the text (4.52:1)
  • AAA: use #4899ea as the text (7.02:1)
  • AA: or shift the background to #bdbdbd (4.57:1)
  • AAA: or shift the background to #e8e8e8 (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 #104d89 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

#104d89 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #104d89
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 #104d89 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/104d89-9cabc4-df514e-1f202d-e9f1f1?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