# #3c4cd7

A color — cool, vivid, technical, modern. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#3c4cd7`
- RGB: rgb(60, 76, 215)
- HSL: hsl(234, 66%, 54%)
- OKLCH: oklch(0.496 0.211 271.1)
- Relative luminance: 0.1104
- Nearest named color: Blurple (#5539cc, Δ 5.038) — https://brandsweets.com/colors/blurple
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/3c4cd7

## Tints & shades

- Tints (toward white): #4d5bdb, #626fdf, #737ee2, #8892e7, #99a1ea, #aab1ee, #c0c5f2, #d0d4f5, #e6e8fa, #f7f7fd
- Shades (toward black): #2a3bcf, #2635ba, #222fa5, #1d2990, #19237b, #151d66, #101750, #0c113b, #080b26, #030511

## Harmonies

- Complementary: #d7c83c
- Analogous: #3c99d7, #7a3cd7
- Triadic: #d73c4c, #4cd73c
- Split-complementary: #d77a3c, #99d73c
- Tetradic: #d73c99, #d7c83c, #3cd77a

## Colors that go with #3c4cd7

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 #3c4cd7: softer than #000 and cool enough to feel like part of the same palette. Seen in: Campus (https://brandsweets.com/palettes/friendly#campus), UEFA (https://brandsweets.com/colors/brands/uefa-com), HP (https://brandsweets.com/colors/brands/hp-com), Hinge (https://brandsweets.com/colors/brands/hinge-co). — https://brandsweets.com/colors/charcoal
- **Sea Green** #2e8b57 [harmony, pool: triadic] — Sea Green completes a triad with #3c4cd7 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Intel (https://brandsweets.com/colors/brands/intel-com), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Netflix (https://brandsweets.com/colors/brands/netflix), Paramount+ (https://brandsweets.com/colors/brands/paramountplus-com). — https://brandsweets.com/colors/seagreen
- **Amber** #ffbf00 [pool] — Amber is paired with #3c4cd7 in 7 real palettes, including Walmart's brand system and Warner Bros.'s brand system, as the accent. Seen in: Walmart (https://brandsweets.com/colors/brands/walmart-com), Warner Bros. (https://brandsweets.com/colors/brands/warnerbros-com), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org), NBA (https://brandsweets.com/colors/brands/nba-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 10 real palettes, including Zillow's brand system and Headspace's brand system put Blue beside #3c4cd7, as the lead colour. Seen in: Zillow (https://brandsweets.com/colors/brands/zillow-com), Headspace (https://brandsweets.com/colors/brands/headspace-com), Dropbox (https://brandsweets.com/colors/brands/dropbox-com), MongoDB (https://brandsweets.com/colors/brands/mongodb-com). — https://brandsweets.com/colors/blue
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #3c4cd7: 10 real palettes, including Gopro's brand system and Coca-Cola's brand system, as the supporting colour. Seen in: Gopro (https://brandsweets.com/colors/brands/gopro-com), Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Roblox (https://brandsweets.com/colors/brands/roblox-com), NBA (https://brandsweets.com/colors/brands/nba-com). — https://brandsweets.com/colors/cornflowerblue
- **Crimson** #dc143c [pool] — Crimson is paired with #3c4cd7 in 18 real palettes, including Chase's brand system and Netflix's brand system, as the accent. Seen in: Chase (https://brandsweets.com/colors/brands/chase-com), Netflix (https://brandsweets.com/colors/brands/netflix), Ulta Beauty (https://brandsweets.com/colors/brands/ulta-com), Behance (https://brandsweets.com/colors/brands/behance-net). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #3c4cd7: 6 real palettes, including Calm's brand system and Kraken's brand system, as the lead colour. Seen in: Calm (https://brandsweets.com/colors/brands/calm-com), Kraken (https://brandsweets.com/colors/brands/kraken-com), Warp (https://brandsweets.com/colors/brands/warp-dev), Elastic (https://brandsweets.com/colors/brands/elastic-co). — https://brandsweets.com/colors/deepskyblue
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #3c4cd7: 11 real palettes, including Coursera's brand system and HashiCorp's brand system, as the supporting colour. Seen in: Coursera (https://brandsweets.com/colors/brands/coursera-org), HashiCorp (https://brandsweets.com/colors/brands/hashicorp-com), OnePlus (https://brandsweets.com/colors/brands/oneplus-com), Apple (https://brandsweets.com/colors/brands/apple-com). — https://brandsweets.com/colors/dodgerblue

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

- On white (#ffffff): 6.55:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #3444d5 (7.16:1)
- On black (#000000): 3.21:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #5e6bde (4.63:1); AA: background → #d6d6d6 (4.51:1); AAA: text → #8892e7 (7.31:1)

## Brands using this color

- **Brave** — secondary #434fcf (Δ 1.688) — https://brandsweets.com/colors/brands/brave-com

## Fonts for this mood

- technical: https://brandsweets.com/fonts/mood/technical
- 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/3c4cd7-9d9cc4-df8a4e-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: "#3c4cd7" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.