Color

#104289

#104289
hex#104289
rgbrgb(16, 66, 137)
hslhsl(215, 79%, 30%)
oklchoklch(0.391 0.13 258.4)
Closest name: Cascade Twilight (#234893)Relative luminance 0.0581

Tints & shades

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

Harmonies

Complementary

Open in tool →

#895710

#107f89 · #1a1089

#891042 · #428910

Split-complementary

Open in tool →

#891a10 · #7f8910

#89107f · #895710 · #10891a

Contrast

#104289 as textRatioAAAA largeAAAFix
Aaon white
9.71:1passpasspassPasses AAA — no fix needed.
Aaon black
2.16:1failfailfail
  • AA: use #1f72e5 as the text (4.6:1)
  • AAA: use #5b97ec as the text (7.08:1)
  • 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 #104289 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

#104289 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #104289
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 #104289 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/104289-9ca8c4-df5d4e-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