Color

#21265f

#21265f
hex#21265f
rgbrgb(33, 38, 95)
hslhsl(235, 48%, 25%)
oklchoklch(0.301 0.1 274.9)
Closest name: Deep Sea Base (#2c2c57)Relative luminance 0.0254

Colors that go with #21265f

Charcoal, Dark Olive Green and Sea Green 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 →

#5e5921

#21455e · #3b215e

#5e2126 · #265e21

Split-complementary

Open in tool →

#5e3b21 · #455e21

#5e2145 · #5e5921 · #215e3b

Contrast

#21265f as textRatioAAAA largeAAAFix
Aaon white
13.93:1passpasspassPasses AAA — no fix needed.
Aaon black
1.51:1failfailfail
  • AA: use #646dc9 as the text (4.57:1)
  • AAA: use #8a90d6 as the text (7.04:1)
  • AA: or shift the background to #949494 (4.59:1)
  • AAA: or shift the background to #b8b8b8 (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #21265f 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

#21265f reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #21265f
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 #21265f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/21265f-9e9cc4-df8d4e-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