Color

#28385d

#28385d
hex#28385d
rgbrgb(40, 56, 93)
hslhsl(222, 40%, 26%)
oklchoklch(0.346 0.068 265.3)
Closest name: Capital Blue (#1a4157)Relative luminance 0.0407

Colors that go with #28385d

Dark Olive Green, Sea Green and Steel 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 →

#5d4d28

#28525d · #32285d

#5d2838 · #385d28

Split-complementary

Open in tool →

#5d3228 · #525d28

#5d2852 · #5d4d28 · #285d32

Contrast

#28385d as textRatioAAAA largeAAAFix
Aaon white
11.58:1passpasspassPasses AAA — no fix needed.
Aaon black
1.81:1failfailfail
  • AA: use #5774b7 as the text (4.59:1)
  • AAA: use #7e95c8 as the text (7.02:1)
  • AA: or shift the background to #a3a3a3 (4.59:1)
  • AAA: or shift the background to #cccccc (7.21:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #28385d 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

#28385d reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #28385d
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 #28385d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/28385d-9ca3c4-df6e4e-211f2d-e9eff1?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