# #610000

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

## Values

- Hex: `#610000`
- RGB: rgb(97, 0, 0)
- HSL: hsl(0, 100%, 19%)
- OKLCH: oklch(0.309 0.127 29.2)
- Relative luminance: 0.0254
- Nearest named color: Rosewood (#65000b, Δ 1.426) — https://brandsweets.com/colors/rosewood
- Moods: warm, vivid, dark, playful, bold, luxury
- Page: https://brandsweets.com/colors/610000

## Tints & shades

- Tints (toward white): #8a0000, #b30000, #db0000, #ff0505, #ff2e2e, #ff5252, #ff7a7a, #ffa3a3, #ffcccc, #fff5f5
- Shades (toward black): #5c0000, #520000, #4d0000, #420000, #3d0000, #330000, #2e0000, #240000, #1f0000, #140000

## Harmonies

- Complementary: #006161
- Analogous: #610030, #613000
- Triadic: #006100, #000061
- Split-complementary: #006130, #003061
- Tetradic: #306100, #006161, #300061

## Colors that go with #610000

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

- **Teal** #008080 [harmony, pool: complementary] — Teal sits directly opposite #610000 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Saffron (https://brandsweets.com/palettes/warm#saffron). — https://brandsweets.com/colors/teal
- **Crimson** #dc143c [pool] — Crimson is paired with #610000 in 4 real palettes, including M&M's's brand system and Burger King's brand system, as the supporting colour. Seen in: M&M's (https://brandsweets.com/colors/brands/mms-com), Burger King (https://brandsweets.com/colors/brands/bk-com), Tim Hortons (https://brandsweets.com/colors/brands/timhortons-com), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com). — https://brandsweets.com/colors/crimson
- **Saddle Brown** #8b4513 [pool] — Designers have shipped Saddle Brown with #610000: 4 real palettes, including Bakery and Domino's's brand system, as the lead colour. Seen in: Bakery (https://brandsweets.com/palettes/warm#bakery), Domino's (https://brandsweets.com/colors/brands/dominos-com), Cider (https://brandsweets.com/palettes/warm#cider), Homestead (https://brandsweets.com/palettes/warm#homestead). — https://brandsweets.com/colors/saddlebrown
- **Steel Blue** #4682b4 [harmony, pool: split] — Steel Blue is a split-complement of #610000: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Hershey's (https://brandsweets.com/colors/brands/hersheys-com). — https://brandsweets.com/colors/steelblue
- **Blue** #0000ff [pool] — 3 real palettes, including Tim Hortons's brand system and Dunkin''s brand system put Blue beside #610000, as the accent. Seen in: Tim Hortons (https://brandsweets.com/colors/brands/timhortons-com), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), Headspace (https://brandsweets.com/colors/brands/headspace-com). — https://brandsweets.com/colors/blue
- **Sea Green** #2e8b57 [harmony, pool: triadic] — Sea Green completes a triad with #610000 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Mushroom (https://brandsweets.com/palettes/neutral#mushroom). — https://brandsweets.com/colors/seagreen
- **Royal Blue** #4169e1 [harmony, pool: triadic] — Royal Blue completes a triad with #610000 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Headspace (https://brandsweets.com/colors/brands/headspace-com). — https://brandsweets.com/colors/royalblue
- **Cream** #fffdd0 [role] — Cream is the surface #610000 wants: a warm off-white that shares its undertone, so #610000 reads softer on it than on pure white. — https://brandsweets.com/colors/cream

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

- On white (#ffffff): 13.92:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.51:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #eb0000 (4.53:1); AA: background → #949494 (4.59:1); AAA: text → #ff6161 (7.13:1); AAA: background → #b8b8b8 (7.02:1)

## 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/610000-c4a19c-62cb98-2d251f-f1e9ed?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: "#610000" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.