Color

#433b4e

#433b4e
hex#433b4e
rgbrgb(67, 59, 78)
hslhsl(265, 14%, 27%)
oklchoklch(0.368 0.034 304)
Closest name: Call It a Night (#42364c)Relative luminance 0.0487

Colors that go with #433b4e

Dark Olive Green, Sea Green 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 →

#464e3b

#3b3d4e · #4d3b4e

#4e433b · #3b4e43

Split-complementary

Open in tool →

#4e4d3b · #3d4e3b

#4e3b3d · #464e3b · #3b4e4d

Contrast

#433b4e as textRatioAAAA largeAAAFix
Aaon white
10.64:1passpasspassPasses AAA — no fix needed.
Aaon black
1.97:1failfailfail
  • AA: use #7d6e91 as the text (4.51:1)
  • AAA: use #9c91ac as the text (7.06:1)
  • AA: or shift the background to #ababab (4.63:1)
  • AAA: or shift the background to #d4d4d4 (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #433b4e 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

#433b4e reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #433b4e
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 #433b4e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/433b4e-b19cc4-dfd54e-2b1f2d-e9eaf1?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