Still Water
Open in tool →Dusty teal and mist with a sand accent — low chroma, low contrast between colours, high contrast for text: the recipe for calm.
Color
#658f9a
#658f9a
hex
#658f9argb
rgb(101, 143, 154)hsl
hsl(192, 21%, 50%)oklch
oklch(0.623 0.049 215.8)Closest name: Cavolo Nero (#72939e)Relative luminance 0.2474
Colors that go with #658f9a
Charcoal, Copper and Cobalt 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.
Charcoal #36454f
neutralshippedCharcoal is the text near-black for #658f9a: softer than #000 and cool enough to feel like part of the same palette.
Copper #b87333
split-complementshippedCopper is a split-complement of #658f9a: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Cobalt Blue #0047ab
shippedDesigners have shipped Cobalt Blue with #658f9a: 5 real palettes, including Ink & Paper and Intel's brand system, as the accent.
Crimson #dc143c
shippedCrimson is paired with #658f9a in 6 real palettes, including Diner and Retro Pop, as the lead colour.
Deep Sky Blue #00bfff
shippedDesigners have shipped Deep Sky Blue with #658f9a: 4 real palettes, including Telegram's brand system and Snowflake AI Data Cloud's brand system, as the lead colour.
Denim #1560bd
shippedDesigners have shipped Denim with #658f9a: 13 real palettes, including Dusk and Peacock, as the lead colour.
Goldenrod #daa520
shippedGoldenrod shows up next to #658f9a in 4 real palettes, including Ledger Dark and Noir Beauty, as the lead colour.
Midnight Blue #191970
shipped10 real palettes, including Plaid's brand system and Tide Pool put Midnight Blue beside #658f9a, as the supporting colour.
Real palettes that use #658f9a
Tints & shades
Harmonies
Contrast
| #658f9a as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 3.53:1 | fail | pass | fail | |
Aaon black | 5.95:1 | pass | pass | fail |
|
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #658f9a 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
mcpConnect your agent — build around #658f9a
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 #658f9a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/658f9a-a2b5be-df4e77-1f242d-e9f1ef?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