# #63406d

A color — cool, muted. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#63406d`
- RGB: rgb(99, 64, 109)
- HSL: hsl(287, 26%, 34%)
- OKLCH: oklch(0.43 0.083 318.5)
- Relative luminance: 0.0742
- Nearest named color: Majesty (#673e6e, Δ 0.907) — https://brandsweets.com/colors/majesty
- Moods: cool, muted
- Page: https://brandsweets.com/colors/63406d

## Tints & shades

- Tints (toward white): #754b81, #8a5997, #9968a6, #a87eb4, #b592bf, #c2a5ca, #d1bcd7, #decfe3, #eee5f0, #fbf9fb
- Shades (toward black): #5b3a64, #52355a, #492f50, #402a47, #38243d, #2f1e33, #26192a, #1d1320, #140d16, #0c080d

## Harmonies

- Complementary: #4a6d40
- Analogous: #4d406d, #6d4060
- Triadic: #6d6340, #406d63
- Split-complementary: #606d40, #406d4d
- Tetradic: #6d4d40, #4a6d40, #40606d

## Colors that go with #63406d

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

- **Sea Green** #2e8b57 [harmony, pool: complementary] — Sea Green sits directly opposite #63406d on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Subaru (https://brandsweets.com/colors/brands/subaru-com). — https://brandsweets.com/colors/seagreen
- **Crimson** #dc143c [pool] — Crimson is paired with #63406d in 4 real palettes, including Wells Fargo's brand system and Lenovo's brand system, as the lead colour. Seen in: Wells Fargo (https://brandsweets.com/colors/brands/wellsfargo-com), Lenovo (https://brandsweets.com/colors/brands/lenovo-com), Codecademy (https://brandsweets.com/colors/brands/codecademy-com), Walgreens (https://brandsweets.com/colors/brands/walgreens-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #63406d: 5 real palettes, including Hinge's brand system and HP's brand system, as the accent. Seen in: Hinge (https://brandsweets.com/colors/brands/hinge-co), HP (https://brandsweets.com/colors/brands/hp-com), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Starlink (https://brandsweets.com/colors/brands/starlink-com). — https://brandsweets.com/colors/denim
- **Midnight Blue** #191970 [pool] — 4 real palettes, including First Snow and Microsoft's brand system put Midnight Blue beside #63406d, as that palette's text colour. Seen in: First Snow (https://brandsweets.com/palettes/cool#first-snow), Microsoft (https://brandsweets.com/colors/brands/microsoft-com), Lufthansa (https://brandsweets.com/colors/brands/lufthansa-com), FIFA (https://brandsweets.com/colors/brands/fifa-com). — https://brandsweets.com/colors/midnightblue
- **Powder Blue** #b0e0e6 [pool] — Designers have shipped Powder Blue with #63406d: 4 real palettes, including First Snow and Nursery, as the accent. Seen in: First Snow (https://brandsweets.com/palettes/cool#first-snow), Nursery (https://brandsweets.com/palettes/light#nursery), Stone (https://brandsweets.com/palettes/neutral#stone), Macaron (https://brandsweets.com/palettes/light#macaron). — https://brandsweets.com/colors/powderblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #63406d in 5 real palettes, including Console Light and Stripe's brand system, as the lead colour. Seen in: Console Light (https://brandsweets.com/palettes/technical#console-light), Stripe (https://brandsweets.com/colors/brands/stripe), GitHub (https://brandsweets.com/colors/brands/github), Zoom (https://brandsweets.com/colors/brands/zoom-us). — https://brandsweets.com/colors/royalblue
- **Teal** #008080 [harmony, pool: split] — Teal is a split-complement of #63406d: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Stanley (https://brandsweets.com/colors/brands/stanley1913-com), Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre). — https://brandsweets.com/colors/teal
- **White Smoke** #f5f5f5 [role] — White Smoke is the surface for #63406d: a clean near-white with no warm cast, so the cool hue stays clear instead of drifting muddy. — https://brandsweets.com/colors/whitesmoke

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

- On white (#ffffff): 8.45:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.48:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #9462a3 (4.54:1); AA: background → #bfbfbf (4.6:1); AAA: text → #af88b9 (7.05:1); AAA: background → #ebebeb (7.09:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/63406d-bd9fc1-abcb62-2d1f2a-ece9f1?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: "#63406d" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.