Trailhead
Open in tool →Rust, pine and sun — high-visibility earth tones that read at a distance and on a trail sign.
Color
#28531d
#28531d
hex
#28531drgb
rgb(40, 83, 29)hsl
hsl(108, 48%, 22%)oklch
oklch(0.398 0.096 139.7)Closest name: Mysterious Mixture (#0f521a)Relative luminance 0.0673
Colors that go with #28531d
Charcoal, Saddle Brown and Sage Green 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 body-text near-black for #28531d: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy.
Saddle Brown #8b4513
shippedDesigners have shipped Saddle Brown with #28531d: 4 real palettes, including Bookshop and Darkroom, as the lead colour.
Sage Green #9caf88
shippedDesigners have shipped Sage Green with #28531d: 4 real palettes, including Pine & Birch and Darkroom, as the supporting colour.
Dark Orchid #9932cc
complementaryDark Orchid sits directly opposite #28531d on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Blue #0000ff
shipped3 real palettes, including Warp's brand system and Instacart's brand system put Blue beside #28531d, as the supporting colour.
Copper #b87333
shippedDesigners have shipped Copper with #28531d: 3 real palettes, including Desert Road and Notion's brand system, as the lead colour.
Crimson #dc143c
shippedCrimson is paired with #28531d in 3 real palettes, including MAC Cosmetics's brand system and Codecademy's brand system, as the supporting colour.
Emerald Green #50c878
shippedEmerald Green is paired with #28531d in 3 real palettes, including CircleCI's brand system and Neon's brand system, as the supporting colour.
Real palettes that use #28531d
Tints & shades
Harmonies
Contrast
| #28531d as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 8.95:1 | pass | pass | pass | Passes AAA — no fix needed. |
Aaon black | 2.35:1 | 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 #28531d 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
#28531d reads as dark, luxury, bold. The font library is tagged with the same vocabulary:
mcpConnect your agent — build around #28531d
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 #28531d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/28531d-a4bea2-7c4edf-1f2d23-eff1e9?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