Color
#05a8a3
#05a8a3rgb(5, 168, 163)hsl(178, 94%, 34%)oklch(0.661 0.113 191)Colors that go with #05a8a3
Charcoal, Crimson and Denim 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 #05a8a3: softer than #000 and cool enough to feel like part of the same palette.
Crimson #dc143c
shippedCrimson is paired with #05a8a3 in 4 real palettes, including Diner and DuckDuckGo's brand system, as the lead colour.
Denim #1560bd
shippedDesigners have shipped Denim with #05a8a3: 5 real palettes, including Peacock and Gopro's brand system, as the supporting colour.
Midnight Blue #191970
shipped8 real palettes, including Ford's brand system and Tide Pool put Midnight Blue beside #05a8a3, as the lead colour.
Royal Blue #4169e1
shippedRoyal Blue is paired with #05a8a3 in 6 real palettes, including Confluent's brand system and Khan Academy's brand system, as the supporting colour.
Steel Blue #4682b4
shippedDesigners have shipped Steel Blue with #05a8a3: 4 real palettes, including Fintech Trust and Deep Water, as the supporting colour.
Taupe #483c32
shippedTaupe is paired with #05a8a3 in 11 real palettes, including Rain Garden and Resort, as that palette's text colour.
Tomato #ff6347
split-complementshippedTomato is a split-complement of #05a8a3: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Real palettes that use #05a8a3
Tints & shades
Harmonies
Contrast
| #05a8a3 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 2.94:1 | fail | fail | fail | |
Aaon black | 7.14:1 | pass | pass | pass | Passes AAA — no fix needed. |
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #05a8a3 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 #05a8a3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/05a8a3-a2bcbe-d45999-1f282d-e9f1ed?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