Color

#282e5d

#282e5d
hex#282e5d
rgbrgb(40, 46, 93)
hslhsl(233, 40%, 26%)
oklchoklch(0.322 0.083 275.3)
Closest name: Deep Sea Base (#2c2c57)Relative luminance 0.032

Colors that go with #282e5d

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 →

#5d5728

#28485d · #3c285d

#5d282e · #2e5d28

Split-complementary

Open in tool →

#5d3c28 · #485d28

#5d2848 · #5d5728 · #285d3c

Contrast

#282e5d as textRatioAAAA largeAAAFix
Aaon white
12.81:1passpasspassPasses AAA — no fix needed.
Aaon black
1.64:1failfailfail
  • AA: use #6570bd as the text (4.61:1)
  • AAA: use #8d94ce as the text (7.26:1)
  • AA: or shift the background to #9c9c9c (4.67:1)
  • AAA: or shift the background to #c2c2c2 (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #282e5d as the background.

Brands using this color

Fonts for this mood

#282e5d reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #282e5d
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 #282e5d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/282e5d-9c9cc4-df884e-241f2d-e9eef1?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