What color is #144789?

#144789 is a dark, vivid blue. In RGB it is rgb(20, 71, 137), and in HSL hsl(214, 75%, 31%).

Is #144789 accessible as text?

On white, #144789 has a contrast ratio of 9.16:1 (passes WCAG AA for body text); on black it is 2.29:1 (fails). For text placed on #144789, use white for the best readability.

What is the closest Tailwind color to #144789?

The nearest Tailwind CSS token is blue-900 (#1C398E).

What colors go well with #144789?

#144789 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #8A5714. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #144789 below.

Is #144789 good for buttons?

#144789 works well for buttons and highlights, but use white text on #144789 — black text only reaches 2.29:1, below the 4.5:1 needed for normal-size labels.

Is #144789 the same as CSS darkslateblue?

No — #144789 is not the CSS named color darkslateblue, but darkslateblue (#483D8B) is the closest CSS named color.

#144789 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #144789

Not just a swatch — here's how #144789 works with other colors. Named schemes with #144789 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #144789 Accent #A5C4C1 Surface #DDDBBF Secondary #9AA0A1 Anchor #20344A

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

Tech Product Signal · 5 colors

Signal #144789 Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #3E6BA9

Classic 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 Classic Blue.

Vintage Leather Lead · 5 colors

Lead #144789 Secondary #7F4537 Surface #E1DDC1 Accent #375246 Anchor #57233B

Classic Blue plays the worn-leather lead, deepened by saddle brown and an oxblood anchor, softened by aged cream and cooled by a muted forest green.

Berry & Cream Lead · 5 colors

Lead #144789 Surface #EDE9D6 Anchor #5A2145 Accent #E4C2CA Secondary #322B2F

Classic Blue sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.

Minimal Editorial Surface · 5 colors

Surface #F6F4EF Accent #144789 Secondary #607189 Support #9D8F89 Ink #16140F

Classic 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 Classic Blue carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #144789 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 18/100

Cool

Reads cool and recessive — calming, technical, good for trust-led UI.

Softness 33/100

Low

Middle-weight — neither delicate nor heavy.

Depth 60/100

High

Mid depth — usable as an accent or a muted ground.

Naturalness 0/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 40/100

Low

A faint retro warmth without tipping into sepia.

Luxury 65/100

High

Restrained and premium — deep, quiet, high-end packaging and fashion.

Brand distinctiveness 33/100

Low

Recognisable but shares space with nearby hues.

UI accent fit 75/100

High

Strong interactive accent — visible and can carry a legible label.

Surface fit 22/100

Low

Too saturated or mid-toned for big areas — keep it to accents.

Print safety 75/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #144789

For UI

For branding

For interior

For fashion

People also use #144789 with

Light Sea Green Phthalo Blue Brown Gainsboro Charcoal

UI roles & guardrails

Primary action Safe as a filled button with white label. AAA

Body text Passes on white at 16px and above. Pass

Large display Fine for headings 24px+ on white. Pass

Background Pair with white text at 9.2:1. Use

Subtle surface Use #C9D9EF for cards and hover fills. Tint 80

Avoid beside #14208A — 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 #144789 at work across the surfaces designers actually ship.

Website / UI

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Build faster.

A working theme, generated in seconds.

Dashboard

Revenue

$48.2k ▲ 12%

Brand

AVELINE

Studio

Poster

Nov 14 · 8PM

NIGHT
MARKET

Packaging

BLOOM

Botanical Wash

250 ml

Interior

Every model

Export

:root {
  --color-base: #144789;
  --color-base-rgb: 20 71 137;
  --color-base-oklch: oklch(40.4% 0.122 256.9);
  --color-50: #F1F7FE;
  --color-100: #DAE8FB;
  --color-200: #B8D2F5;
  --color-300: #87B1E8;
  --color-400: #5B91D7;
  --color-500: #3872BC;
  --color-600: #325B90;
  --color-700: #294366;
  --color-800: #1E2E42;
  --color-900: #141D29;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  classic-blue: {
    50: '#F1F7FE',
    100: '#DAE8FB',
    200: '#B8D2F5',
    300: '#87B1E8',
    400: '#5B91D7',
    500: '#3872BC',
    600: '#325B90',
    700: '#294366',
    800: '#1E2E42',
    900: '#141D29',
  },
}

$base: #144789;
$base-ink: #FFFFFF;
$base-50: #F1F7FE;
$base-100: #DAE8FB;
$base-200: #B8D2F5;
$base-300: #87B1E8;
$base-400: #5B91D7;
$base-500: #3872BC;
$base-600: #325B90;
$base-700: #294366;
$base-800: #1E2E42;
$base-900: #141D29;
$base-hover: #10396F;
$base-subtle: #ACC6E8;

{
    "color": {
        "base": {
            "value": "#144789",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F1F7FE",
                "type": "color"
            },
            "100": {
                "value": "#DAE8FB",
                "type": "color"
            },
            "200": {
                "value": "#B8D2F5",
                "type": "color"
            },
            "300": {
                "value": "#87B1E8",
                "type": "color"
            },
            "400": {
                "value": "#5B91D7",
                "type": "color"
            },
            "500": {
                "value": "#3872BC",
                "type": "color"
            },
            "600": {
                "value": "#325B90",
                "type": "color"
            },
            "700": {
                "value": "#294366",
                "type": "color"
            },
            "800": {
                "value": "#1E2E42",
                "type": "color"
            },
            "900": {
                "value": "#141D29",
                "type": "color"
            }
        }
    }
}

Palettes built on #144789

Color Lab

Pairs with #144789

UI roles & guardrails

In real applications

Scales

Every model

Export