Stone
Open in tool →Stone greys with a faint warmth — Tailwind's stone scale used as a whole palette: interfaces that want to disappear.
Color
#424148
#424148
hex
#424148rgb
rgb(66, 65, 72)hsl
hsl(249, 5%, 27%)oklch
oklch(0.379 0.012 292.4)Closest name: Black Panther (#424242)Relative luminance 0.0541
Colors that go with #424148
Blush Pink, Burlywood and Cadet Blue 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.
Blush Pink #e8b4b8
shippedBlush Pink is paired with #424148 in 4 real palettes, including Nursery and Garden Wedding, as the lead colour — a combination designers have actually shipped, not a computed rotation.
Burlywood #deb887
shippedBurlywood is paired with #424148 in 4 real palettes, including Polaroid and Velvet, as the accent — a combination designers have actually shipped, not a computed rotation.
Cadet Blue #5f9ea0
shippedCadet Blue is paired with #424148 in 5 real palettes, including Paper & Pine and Clean Beauty, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Copper #b87333
shippedCopper is paired with #424148 in 9 real palettes, including Notion's brand system and Clean Beauty — a combination designers have actually shipped, not a computed rotation.
Dark Olive Green #556b2f
shippedDark Olive Green is paired with #424148 in 4 real palettes, including Olive Grove and Oatmeal, as the lead colour — a combination designers have actually shipped, not a computed rotation.
Orange Red #ff4500
shippedOrange Red is paired with #424148 in 4 real palettes, including HubSpot's brand system and Neon's brand system, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Powder Blue #b0e0e6
shippedPowder Blue is paired with #424148 in 6 real palettes, including Stone and Nursery, as the accent — a combination designers have actually shipped, not a computed rotation.
White Smoke #f5f5f5
neutralWhite Smoke is the near-white surface #424148 was made for — maximum legibility with no colour cast to argue with.
Real palettes that use #424148
Tints & shades
Harmonies
Contrast
| #424148 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 10.09:1 | pass | pass | pass | Passes AAA — no fix needed. |
Aaon black | 2.08:1 | fail | fail | fail |
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #424148 as the background.
Brands using this color
No public brand in the corpus uses this exact color yet. Extract a brand to add one.
Palettes built around it
Fonts for this mood
#424148 reads as neutral, dark, luxury. The font library is tagged with the same vocabulary:
mcpConnect your agent — build around #424148
live endpointPoint 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.
endpoint
https://mcp.brandsweets.com/colors/mcpclaude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt
›analyze #424148 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/424148-a2beb0-c859d4-1f2d2b-eaf1e9?lock=0&style=vibrantWant the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.
Machine-readable: color.md