Color
#538b23
#538b23rgb(83, 139, 35)hsl(92, 60%, 34%)oklch(0.577 0.146 133.9)Colors that go with #538b23
Charcoal, Crimson and Royal 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 body-text near-black for #538b23: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy.
Crimson #dc143c
triadicshippedCrimson completes a triad with #538b23 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Royal Blue #4169e1
triadicshippedRoyal Blue completes a triad with #538b23 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Dark Orchid #9932cc
complementaryshippedDark Orchid sits directly opposite #538b23 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Blue #0000ff
shipped4 real palettes, including Instacart's brand system and Kia's brand system put Blue beside #538b23, as the accent.
Copper #b87333
shippedDesigners have shipped Copper with #538b23: 4 real palettes, including Wellness and Clean Beauty, as the supporting colour.
Denim #1560bd
shippedDesigners have shipped Denim with #538b23: 6 real palettes, including Intel's brand system and Jack Daniel's's brand system, as the supporting colour.
Midnight Blue #191970
shipped4 real palettes, including Paramount+'s brand system and Telehealth put Midnight Blue beside #538b23, as the supporting colour.
Real palettes that use #538b23
Tints & shades
Harmonies
Contrast
| #538b23 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 4.13:1 | fail | pass | fail | |
Aaon black | 5.09:1 | 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 #538b23 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 #538b23 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/538b23-acbea2-564edf-202d1f-f1f1e9?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