Color

#210b32

#210b32
hex#210b32
rgbrgb(33, 11, 50)
hslhsl(274, 64%, 12%)
oklchoklch(0.208 0.075 306.9)
Closest name: Midnight Monarch (#1c0f33)Relative luminance 0.0079

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#1c320b

#0e0b32 · #320b30

#32210b · #0b3221

Split-complementary

Open in tool →

#30320b · #0b320e

#320e0b · #1c320b · #0b3032

Contrast

#210b32 as textRatioAAAA largeAAAFix
Aaon white
18.13:1passpasspassPasses AAA — no fix needed.
Aaon black
1.16:1failfailfail
  • AA: use #9d4fd8 as the text (4.54:1)
  • AAA: use #b77de3 as the text (7.06:1)
  • AA: or shift the background to #808080 (4.59:1)
  • AAA: or shift the background to #a1a1a1 (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 #210b32 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

#210b32 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #210b32
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #210b32 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/210b32-b79cc4-c2cb62-2d1f2d-eae9f1?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