Color

#204e5b

#204e5b
hex#204e5b
rgbrgb(32, 78, 91)
hslhsl(193, 48%, 24%)
oklchoklch(0.398 0.054 219.2)
Closest name: Raging Thunderstorm (#004f63)Relative luminance 0.0651

Colors that go with #204e5b

Crimson, Steel Blue and Teal 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 →

#5b2d20

#205b4a · #20305b

#5b204e · #4e5b20

Split-complementary

Open in tool →

#5b2030 · #5b4a20

#4a205b · #5b2d20 · #305b20

Contrast

#204e5b as textRatioAAAA largeAAAFix
Aaon white
9.12:1passpasspassPasses AAA — no fix needed.
Aaon black
2.3:1failfailfail
  • AA: use #347f93 as the text (4.6:1)
  • AAA: use #42a2bd as the text (7.13:1)
  • AA: or shift the background to #b8b8b8 (4.6:1)
  • AAA: or shift the background to #e3e3e3 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #204e5b as the background.

Brands using this color

Fonts for this mood

#204e5b reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #204e5b
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 #204e5b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/204e5b-a2b5be-df4e75-1f242d-e9f1ef?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