# #663d00

A color — warm, vivid, dark, playful, bold, luxury. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#663d00`
- RGB: rgb(102, 61, 0)
- HSL: hsl(36, 100%, 20%)
- OKLCH: oklch(0.4 0.088 68.1)
- Relative luminance: 0.0616
- Nearest named color: Brown (#653700, Δ 1.666) — https://brandsweets.com/colors/brown-2
- Moods: warm, vivid, dark, playful, bold, luxury
- Page: https://brandsweets.com/colors/663d00

## Tints & shades

- Tints (toward white): #8f5600, #b86e00, #db8400, #ff9b05, #ffab2e, #ffbc57, #ffcc80, #ffdaa3, #ffebcc, #fffbf5
- Shades (toward black): #5c3700, #573400, #4d2e00, #472b00, #3d2500, #331f00, #2e1c00, #241500, #1f1200, #140c00

## Harmonies

- Complementary: #002966
- Analogous: #660a00, #5c6600
- Triadic: #00663d, #3d0066
- Split-complementary: #005c66, #0a0066
- Tetradic: #00660a, #002966, #66005c

## Colors that go with #663d00

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Hunter Green** #355e3b [pool] — Hunter Green is paired with #663d00 in 4 real palettes, including Bookshop and Darkroom, as the accent. Seen in: Bookshop (https://brandsweets.com/palettes/editorial#bookshop), Darkroom (https://brandsweets.com/palettes/muted#darkroom), Pine & Birch (https://brandsweets.com/palettes/clean#pine-and-birch), Canopy (https://brandsweets.com/palettes/cool#canopy). — https://brandsweets.com/colors/hunter-green
- **Sage Green** #9caf88 [pool] — Designers have shipped Sage Green with #663d00: 8 real palettes, including Darkroom and Stone, as the supporting colour. Seen in: Darkroom (https://brandsweets.com/palettes/muted#darkroom), Stone (https://brandsweets.com/palettes/neutral#stone), Garden Wedding (https://brandsweets.com/palettes/light#garden-wedding), Homestead (https://brandsweets.com/palettes/warm#homestead). — https://brandsweets.com/colors/sage-green
- **Wheat** #f5deb3 [pool] — Designers have shipped Wheat with #663d00: 4 real palettes, including Candlelight and Oatmeal, as the accent. Seen in: Candlelight (https://brandsweets.com/palettes/warm#candlelight), Oatmeal (https://brandsweets.com/palettes/neutral#oatmeal), Resort (https://brandsweets.com/palettes/light#resort), Pine & Birch (https://brandsweets.com/palettes/clean#pine-and-birch). — https://brandsweets.com/colors/wheat
- **Steel Blue** #4682b4 [harmony: complementary] — Steel Blue sits directly opposite #663d00 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. — https://brandsweets.com/colors/steelblue
- **Teal** #008080 [harmony, pool: split] — Teal is a split-complement of #663d00: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Saffron (https://brandsweets.com/palettes/warm#saffron), Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre). — https://brandsweets.com/colors/teal
- **Royal Blue** #4169e1 [harmony, pool: split] — Royal Blue is a split-complement of #663d00: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Console Light (https://brandsweets.com/palettes/technical#console-light). — https://brandsweets.com/colors/royalblue
- **Blush Pink** #e8b4b8 [pool] — 3 real palettes, including Nursery and Blush put Blush Pink beside #663d00, as the lead colour. Seen in: Nursery (https://brandsweets.com/palettes/light#nursery), Blush (https://brandsweets.com/palettes/light#blush), Garden Wedding (https://brandsweets.com/palettes/light#garden-wedding). — https://brandsweets.com/colors/blush-pink
- **Cream** #fffdd0 [role] — Cream is the surface #663d00 wants: a warm off-white that shares its undertone, so #663d00 reads softer on it than on pure white. — https://brandsweets.com/colors/cream

## Contrast (WCAG 2.x, as text)

- On white (#ffffff): 9.41:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.23:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #a86500 (4.53:1); AA: background → #b5b5b5 (4.59:1); AAA: text → #db8400 (7.31:1); AAA: background → #e0e0e0 (7.13:1)

## Fonts for this mood

- warm: https://brandsweets.com/fonts/mood/warm
- playful: https://brandsweets.com/fonts/mood/playful
- bold: https://brandsweets.com/fonts/mood/bold
- luxury: https://brandsweets.com/fonts/mood/luxury

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/663d00-c4b99c-62bfcb-2d2d1f-f1eae9?lock=0&style=vibrant
(Humans lock/regenerate in the tool; the URL is the state — read `lock=` back to see what they kept.)

## Connect an agent

Point any MCP client at the BrandSweets colors endpoint for the same engine:

- Endpoint: https://mcp.brandsweets.com/colors/mcp
- Tools: `analyze_color` (e.g. `analyze_color({ color: "#663d00" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.