Color

Retool Primary

#242424
hex#242424
rgbrgb(36, 36, 36)
hslhsl(0, 0%, 14%)
oklchoklch(0.26 0 0)
From Retool brand colorsRelative luminance 0.0176

Tints & shades

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

Harmonies

Complementary

Open in tool →

#242424

#242424 · #242424

#242424 · #242424

Split-complementary

Open in tool →

#242424 · #242424

#242424 · #242424 · #242424

Contrast

Retool Primary as textRatioAAAA largeAAAFix
Aaon white
15.52:1passpasspassPasses AAA — no fix needed.
Aaon black
1.35:1failfailfail
  • AA: use #757575 as the text (4.56:1)
  • AAA: use #969696 as the text (7.1:1)
  • AA: or shift the background to #8c8c8c (4.62:1)
  • AAA: or shift the background to #b0b0b0 (7.16:1)

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

Brands using this color

Palettes built around it

Fonts for this mood

Retool Primary reads as neutral, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around Retool Primary
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 #242424 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/242424-a2beb0-c859d4-1f2d2b-eaf1e9?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