03 Brand direction

Interest Singapore · Identity showcase

The Open
Ledger.

A transparent, evidence-led identity that opens every calculation—so assumptions, trade-offs and sources are always visible.

OpenCredibleEditorialBuilt for Singapore
Primary identity03 / D3

Singapore’s Financial Optimisation Platform

ClarityComparisonEvidence
01 · Identity

A mark that keeps the evidence open.

The open frame reveals a measured financial path instead of enclosing it. The wordmark balances editorial authority with digital precision, while .sg remains unmistakably part of the name.

Primary horizontalEveryday use

Singapore’s Financial Optimisation Platform

Standalone symbolOpen mark
MasterApp / PWA16 px
CompactCentred format
WordmarkNarrow headers
Light
Dark
Black
White
02 · Visual system

Editorial warmth. Digital precision.

Ink and paper establish trust; Ledger Blue structures comparisons; Orchid Slate adds context; and Warm Copper highlights the one detail that deserves attention.

01

Editorial Ink

#20242C

Authority & primary type

02

Ledger Blue

#2F5D8C

Evidence & comparison

03

Orchid Slate

#725F7F

Context & secondary data

04

Warm Copper

#C8754A

Action & emphasis

05

Paper

#F6F1E8

Editorial canvas

06

Reference Fog

#DCE3E7

Sources & quiet structure

Typography

Financial clarity,
beautifully stated.

Source Serif 4 brings publication-level credibility. Source Sans 3 keeps data, labels and guidance effortless to read.

Aa
Source Serif 4Editorial display & report titles

Clarity starts with the full picture.

Ag
Source Sans 3Body, labels & digital product

Compare every option on equal terms.

新
Source Han SCSerif + Sans · Simplified Chinese

新加坡家庭财务优化平台

Tabular financial dataS$128,450
3.85%24M+S$4,218
03 · Website direction

A clear view before every decision.

The product experience feels like an open financial publication: spacious, evidence-led and quietly decisive. This is a branding application—not a final interface specification.

● interest.sg
•••
Source-backed financial clarity

Make your next move with the full picture.

Compare cash, CPF, mortgage and safer-yield options—with every assumption, condition and trade-off in plain view.

Informational · independent · transparent
01Rates shown02Risks stated03Sources linked
Your opportunity ledgerIllustrative
Potential annual improvement+S$4,218Based on the assumptions below
01
Protect accessible cashKeep S$24,000 liquid
Priority
02
Optimise idle balanceEligible rate used: 3.85% p.a.
+S$1,740
03
Compare mortgage pathsModel repayment and refinance
Review
Source 01 Published product rateUpdated 02 Aug 2026 ↗
Responsive applicationMobile
Next best action · 01

Keep your
options open.

Accessible cash targetS$24,0006 months · editable assumption
01Why this comes first↗

Information and calculations only

Full context, even on a small screen.

The action, number, reason and source stay together—so clarity never depends on desktop space.

Product languageEvidence components
S$68,000SGD
OpportunityInformationTrade-off
Source & assumption 01

Rate used: 3.85% p.a. · updated 02 Aug 2026

Open reference ↗
!
Liquidity condition

This option may lock funds for 12 months.

Dark applicationDecision summary
Open ledger · 03 Aug 2026
Estimated improvement+S$4,218/ year

Three actions.
Every reason visible.

03Actions07Sources04Trade-offs
04 · Email system

Useful communication, clearly authored.

Transactional emails borrow the restraint of a trusted publication: one purpose, one action, visible context and a quiet informational disclaimer.

05 · PDF & reports

Designed to be read, checked and kept.

The report system combines premium editorial pacing with rigorous source treatment—making the reasoning as credible as the result.

PRIVATE & CONFIDENTIAL
03OPEN LEDGER
HOUSEHOLD FINANCIAL OPTIMISATION

Your money,
in full view.

Prepared for Jamie Tan
03 August 2026

interest.sg/report01
YOUR PRIORITY LEDGER · 02

Ranked next-best actions

Three opportunities.
Every reason visible.

Estimated annual improvement+S$4,218Illustrative estimate · assumptions on page 08
01Protect liquidityKeep six months accessibleFIRST
02Optimise idle cashCompare eligible effective rates+S$1,740
03Review mortgageModel repayment trade-offsCOMPARE
Illustrative report designinterest.sg
SOURCES & ASSUMPTIONS · 08

Transparent by design

See what every
number rests on.

ASSUMPTION 01Eligible cash rate3.85% p.a.

Applied only to funds above the recommended accessible-cash buffer.

01Published product rate02 Aug 2026
02CPF interest references01 Jul 2026
03User-provided mortgage rate3.10% p.a.
Important

This report provides information and calculations, not personalised financial advice.

Source references remain linkedinterest.sg
06 · Social system

Financial education with editorial authority.

Every format earns attention through a clear idea, strong typography and visible proof—not hype, stock imagery or trading clichés.

07 · Brand toolkit

A credible system at every scale.

From a 16-pixel favicon to a research report, every asset repeats the same principles of openness, measured structure and visible evidence.

Icon family
↗［］≋◫✓?

Fine keylines · open frames · compact reference markers

Reference pattern
01SOURCE

Use lines to connect an outcome with its evidence—not as decoration.

App / PWA icon

High-contrast dark tile retains the full-colour ledger mark.

Voice principles

Show it.
State it.
Source it.

Show the number. State the condition. Explain the trade-off. Link the source.