Color
#128779
#128779rgb(18, 135, 121)hsl(173, 76%, 30%)oklch(0.561 0.097 182)Colors that go with #128779
Charcoal, Medium Violet Red and Copper 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 #128779: softer than #000 and cool enough to feel like part of the same palette.
Medium Violet Red #c71585
complementaryshippedMedium Violet Red sits directly opposite #128779 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Copper #b87333
shippedDesigners have shipped Copper with #128779: 6 real palettes, including Wellness and Riverbed, as the supporting colour.
Crimson #dc143c
shippedCrimson is paired with #128779 in 7 real palettes, including Redfin's brand system and Gemstone, as the lead colour.
Denim #1560bd
shippedDesigners have shipped Denim with #128779: 10 real palettes, including Peacock and Intel's brand system, as the supporting colour.
Midnight Blue #191970
shipped6 real palettes, including Paramount+'s brand system and Tide Pool put Midnight Blue beside #128779, as the supporting colour.
Royal Blue #4169e1
shippedRoyal Blue is paired with #128779 in 4 real palettes, including Coinbase's brand system and Slate Workspace, as the lead colour.
Sage Green #9caf88
shippedDesigners have shipped Sage Green with #128779: 4 real palettes, including Riverbed and Forest Floor, as the supporting colour.
Real palettes that use #128779
Tints & shades
Harmonies
Contrast
| #128779 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 4.4:1 | fail | pass | fail | |
Aaon black | 4.77:1 | 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 #128779 as the background.
Brands using this color
Fonts for this mood
#128779 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:
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 #128779 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/128779-a2bebe-d459a3-1f292d-e9f1ec?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