Color
#428185
#428185rgb(66, 129, 133)hsl(184, 34%, 39%)oklch(0.563 0.065 200.9)Colors that go with #428185
Charcoal, Champagne 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 #428185: softer than #000 and cool enough to feel like part of the same palette.
Champagne #f7e7ce
shippedChampagne is paired with #428185 in 5 real palettes, including Forest Floor and Midnight Luxe, as the text colour against it — a combination designers have actually shipped, not a computed rotation.
Cobalt Blue #0047ab
shippedCobalt Blue is paired with #428185 in 6 real palettes, including Ink & Paper and Intel's brand system, as the accent — a combination designers have actually shipped, not a computed rotation.
Copper #b87333
shippedCopper is paired with #428185 in 7 real palettes, including Riverbed and Wellness, as the accent — a combination designers have actually shipped, not a computed rotation.
Crimson #dc143c
shippedCrimson is paired with #428185 in 9 real palettes, including Redfin's brand system and Retro Pop, as the lead colour — a combination designers have actually shipped, not a computed rotation.
Denim #1560bd
shippedDenim is paired with #428185 in 10 real palettes, including Campus and Peacock, as the lead colour — a combination designers have actually shipped, not a computed rotation.
Goldenrod #daa520
shippedGoldenrod is paired with #428185 in 5 real palettes, including Sapphire & Gold and Mid-Century, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Indian Red #cd5c5c
complementaryIndian Red sits directly opposite #428185 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Real palettes that use #428185
Tints & shades
Harmonies
Contrast
| #428185 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 4.46:1 | fail | pass | fail | |
Aaon black | 4.71:1 | 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 #428185 as the background.
Brands using this color
No public brand in the corpus uses this exact color yet. Extract a brand to add one.
Point 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.
https://mcp.brandsweets.com/colors/mcpclaude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
›analyze #428185 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/428185-a2b9be-df4e8a-1f262d-e9f1ee?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