Color

#154751

#154751
hex#154751
rgbrgb(21, 71, 81)
hslhsl(190, 59%, 20%)
oklchoklch(0.37 0.055 213.5)
Closest name: Cold and Dark (#154250)Relative luminance 0.0526

Tints & shades

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

Harmonies

Complementary

Open in tool →

#511f15

#15513d · #152951

#511547 · #475115

Split-complementary

Open in tool →

#511529 · #513d15

#3d1551 · #511f15 · #295115

Contrast

#154751 as textRatioAAAA largeAAAFix
Aaon white
10.23:1passpasspassPasses AAA — no fix needed.
Aaon black
2.05:1failfailfail
  • AA: use #268092 as the text (4.59:1)
  • AAA: use #30a3bb as the text (7.08:1)
  • AA: or shift the background to #adadad (4.56:1)
  • AAA: or shift the background to #d6d6d6 (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #154751 as the background.

Brands using this color

Fonts for this mood

#154751 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #154751
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 #154751 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/154751-a2b6be-df4e7c-1f252d-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