Nearest named color: Dodger Blue
#4288DA
#4288DA
Nearest named
Dodger Blue
Family
Blue
Lightness
62.1%
Chroma
0.143
Hue angle
254.1°
Temperature
Cool
Contrast on white
3.64:1 · AA Large
Contrast on black
5.10:1 · AA
Web-safe
#3399CC
CSS oklch()
62% 0.14 254

#4288DA is a mid-toned, cool indigo. On the Color Lab it reads clean and engineered. It carries a legible label as a UI accent and sits well as a supporting tone.

Palettes built on #4288DA

Not just a swatch — here's how #4288DA works with other colors. Named schemes with #4288DA in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Dodger Blue opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.

Nordic Calm Accent · 5 colors

Dodger Blue keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.

Tech Product Signal · 5 colors

Dodger Blue is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Dodger Blue.

Minimal Editorial Surface · 5 colors

Dodger Blue is the single accent in this high-contrast editorial system — set on near-white paper against near-black ink, with a warm grey and a desaturated tint of Dodger Blue carrying the quiet middle.

Modern Café Dominant · 5 colors

Dodger Blue anchors this café scheme as the warm mid-tone, lifted by latte cream and a muted sage accent and grounded by espresso brown and a warm charcoal.

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Color Lab

How #4288DA actually behaves in design work — read from its OKLCH lightness, chroma and hue, not just its raw numbers. Ten signals to help you decide where this color earns its place.

Warmth 11/100
Cool
Reads cool and recessive — calming, technical, good for trust-led UI.
Softness 46/100
Moderate
Middle-weight — neither delicate nor heavy.
Depth 39/100
Low
Mid depth — usable as an accent or a muted ground.
Naturalness 0/100
Very low
Reads engineered rather than organic — synthetic, digital.
Vintage feel 39/100
Low
A faint retro warmth without tipping into sepia.
Luxury 44/100
Moderate
Understated — leans refined without going austere.
Brand distinctiveness 55/100
Moderate
Recognisable but shares space with nearby hues.
UI accent fit 87/100
Very high
Strong interactive accent — visible and can carry a legible label.
Surface fit 20/100
Low
Too saturated or mid-toned for big areas — keep it to accents.
Print safety 70/100
High
Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #4288DA

For UI
For branding
For interior
For fashion
People also use #4288DA with

UI roles & guardrails

Primary action Safe as a filled button with near-black label. AA
Body text Do not use for body copy on light surfaces. Avoid
Large display Fine for headings 24px+ on white. Pass
Background Pair with #141310 text at 5.1:1. Use
Subtle surface Use #DEE8F3 for cards and hover fills. Tint 80
Avoid beside #4458DA — the hue gap is too small to read as intentional. Clash

In real applications

Not a swatch to memorise — a color to build with. Here is #4288DA at work across the surfaces designers actually ship.

Website / UI
Northwind Sign up
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Dashboard
Revenue
$48.2k ▲ 12%
Brand
AVELINE
Studio
Poster
Nov 14 · 8PM
NIGHT
MARKET
Packaging
BLOOM
Botanical Wash
250 ml
Interior

Scales

ShadesBase darkened in 10% steps
TintsBase lifted toward white
TonesSaturation removed, lightness held
Monochromatic scaleDesign-system ready, 50–900

Every model

Export

:root {
  --color-base: #4288DA;
  --color-base-rgb: 66 136 218;
  --color-base-oklch: oklch(62.1% 0.143 254.1);
  --color-50: #F2F7FD;
  --color-100: #DCEAF9;
  --color-200: #BBD4F1;
  --color-300: #8CB5E3;
  --color-400: #6295D0;
  --color-500: #3F76B5;
  --color-600: #375E8B;
  --color-700: #2C4662;
  --color-800: #202F41;
  --color-900: #161E28;
  --color-on-base: #141310;
}