# #999fdb

A color — cool, light, clean, modern. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#999fdb`
- RGB: rgb(153, 159, 219)
- HSL: hsl(235, 48%, 73%)
- OKLCH: oklch(0.72 0.087 279.5)
- Relative luminance: 0.3668
- Nearest named color: Azureno (#8fa0d5, Δ 1.699) — https://brandsweets.com/colors/azureno
- Moods: cool, light, clean, modern
- Page: https://brandsweets.com/colors/999fdb

## Tints & shades

- Tints (toward white): #a4a9df, #acb0e2, #b7bbe6, #bfc2e8, #cacdec, #d2d4ef, #dddff3, #e5e6f6, #f0f1fa, #f7f8fc
- Shades (toward black): #7f86d2, #646dc9, #4a54bf, #3c45aa, #343c93, #2a3179, #21265e, #181c44, #0f112a, #05060f

## Harmonies

- Complementary: #dbd699
- Analogous: #99c0db, #b599db
- Triadic: #db999f, #9fdb99
- Split-complementary: #dbb599, #c0db99
- Tetradic: #db99c0, #dbd699, #99dbb5

## Colors that go with #999fdb

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

- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #999fdb: softer than #000 and cool enough to feel like part of the same palette. Seen in: Mercury (https://brandsweets.com/colors/brands/mercury-com), Harbour (https://brandsweets.com/palettes/cool#harbour), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue), Lamborghini (https://brandsweets.com/colors/brands/lamborghini-com). — https://brandsweets.com/colors/charcoal
- **Dark Khaki** #bdb76b [harmony, pool: complementary] — Dark Khaki sits directly opposite #999fdb on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Midnight Luxe (https://brandsweets.com/palettes/luxury#midnight-luxe). — https://brandsweets.com/colors/darkkhaki
- **Amber** #ffbf00 [pool] — Amber is paired with #999fdb in 5 real palettes, including Ahrefs's brand system and NBA's brand system, as the supporting colour. Seen in: Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), NBA (https://brandsweets.com/colors/brands/nba-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social). — https://brandsweets.com/colors/amber
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #999fdb: 4 real palettes, including Calm's brand system and Blueprint, as the lead colour. Seen in: Calm (https://brandsweets.com/colors/brands/calm-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Remix (https://brandsweets.com/colors/brands/remix-run), Snowflake AI Data Cloud (https://brandsweets.com/colors/brands/snowflake-com). — https://brandsweets.com/colors/deepskyblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #999fdb: 4 real palettes, including Coca-Cola's brand system and Open House, as the accent. Seen in: Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Open House (https://brandsweets.com/palettes/clean#open-house), Dusk (https://brandsweets.com/palettes/cool#dusk), Venmo (https://brandsweets.com/colors/brands/venmo-com). — https://brandsweets.com/colors/denim
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #999fdb: 5 real palettes, including Venmo's brand system and Opensea's brand system, as the lead colour. Seen in: Venmo (https://brandsweets.com/colors/brands/venmo-com), Opensea (https://brandsweets.com/colors/brands/opensea-io), Patreon (https://brandsweets.com/colors/brands/patreon-com), Figma (https://brandsweets.com/colors/brands/figma). — https://brandsweets.com/colors/dodgerblue
- **Midnight Blue** #191970 [pool] — 9 real palettes, including First Snow and Open House put Midnight Blue beside #999fdb, as the text colour against it. Seen in: First Snow (https://brandsweets.com/palettes/cool#first-snow), Open House (https://brandsweets.com/palettes/clean#open-house), Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), Lavender Milk (https://brandsweets.com/palettes/light#lavender-milk). — https://brandsweets.com/colors/midnightblue
- **Periwinkle** #ccccff [pool] — Periwinkle shows up next to #999fdb in 4 real palettes, including Calendly's brand system and Blue Mono, as the supporting colour. Seen in: Calendly (https://brandsweets.com/colors/brands/calendly-com), Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), Lavender Milk (https://brandsweets.com/palettes/light#lavender-milk), Mistral AI (https://brandsweets.com/colors/brands/mistral-ai). — https://brandsweets.com/colors/periwinkle

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

- On white (#ffffff): 2.52:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #646dc9 (4.59:1); AA: background → #383838 (4.65:1); AAA: text → #414bb9 (7.16:1); AAA: background → #171717 (7.12:1)
- On black (#000000): 8.34:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Sephora** — accent #a39fda (Δ 1.386) — https://brandsweets.com/colors/brands/sephora-com

## Fonts for this mood

- clean: https://brandsweets.com/fonts/mood/clean
- modern: https://brandsweets.com/fonts/mood/modern

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/999fdb-9e9cc4-df8d4e-241f2d-e9eef1?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: "#999fdb" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.