What color is #224DA2?

#224DA2 is a dark blue. In RGB it is rgb(34, 77, 162), and in HSL hsl(220, 65%, 38%).

Is #224DA2 accessible as text?

On white, #224DA2 has a contrast ratio of 7.92:1 (passes WCAG AA for body text); on black it is 2.65:1 (fails). For text placed on #224DA2, use white for the best readability.

What is the closest Tailwind color to #224DA2?

The nearest Tailwind CSS token is blue-800 (#193CB8).

What colors go well with #224DA2?

#224DA2 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #A07622. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #224DA2 below.

Is #224DA2 good for buttons?

#224DA2 works well for buttons and highlights, but use white text on #224DA2 — black text only reaches 2.65:1, below the 4.5:1 needed for normal-size labels.

Is #224DA2 the same as CSS darkslateblue?

No — #224DA2 is not the CSS named color darkslateblue, but darkslateblue (#483D8B) is the closest CSS named color.

#224DA2 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #224DA2

Not just a swatch — here's how #224DA2 works with other colors. Named schemes with #224DA2 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #224DA2 Accent #A5C4C1 Surface #DDDBBF Secondary #9AA0A1 Anchor #21344A

Cobalt 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 #224DA2 Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #4972C1

Cobalt 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 Cobalt Blue.

Vintage Leather Lead · 5 colors

Lead #224DA2 Secondary #7F4536 Surface #E1DDC1 Accent #375246 Anchor #57223A

Cobalt 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 #224DA2 Surface #F6E5D8 Anchor #5A2144 Accent #E4C2CA Secondary #322B2F

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

Minimal Editorial Surface · 5 colors

Surface #F8F4EF Accent #224DA2 Secondary #6A7B9A Support #9D8F88 Ink #18140F

Cobalt 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 Cobalt Blue carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #224DA2 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 13/100

Cool

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

Softness 34/100

Low

Middle-weight — neither delicate nor heavy.

Depth 58/100

Moderate

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

Naturalness 0/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 36/100

Low

A faint retro warmth without tipping into sepia.

Luxury 60/100

High

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

Brand distinctiveness 39/100

Low

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 12/100

Very low

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

Print safety 72/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #224DA2

For UI

For branding

For interior

For fashion

People also use #224DA2 with

Verdigris Egyptian Blue Ginger 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 7.9:1. Use

Subtle surface Use #D1DAEE for cards and hover fills. Tint 80

Avoid beside #2222A0 — 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 #224DA2 at work across the surfaces designers actually ship.

Website / UI

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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

Every model

Export

:root {
  --color-base: #224DA2;
  --color-base-rgb: 34 77 162;
  --color-base-oklch: oklch(44.1% 0.146 262.1);
  --color-50: #F2F6FD;
  --color-100: #DDE6F9;
  --color-200: #BCCDF1;
  --color-300: #8EAAE2;
  --color-400: #6387CF;
  --color-500: #4167B4;
  --color-600: #385389;
  --color-700: #2D3F62;
  --color-800: #212B40;
  --color-900: #161C27;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  cobalt-blue: {
    50: '#F2F6FD',
    100: '#DDE6F9',
    200: '#BCCDF1',
    300: '#8EAAE2',
    400: '#6387CF',
    500: '#4167B4',
    600: '#385389',
    700: '#2D3F62',
    800: '#212B40',
    900: '#161C27',
  },
}

$base: #224DA2;
$base-ink: #FFFFFF;
$base-50: #F2F6FD;
$base-100: #DDE6F9;
$base-200: #BCCDF1;
$base-300: #8EAAE2;
$base-400: #6387CF;
$base-500: #4167B4;
$base-600: #385389;
$base-700: #2D3F62;
$base-800: #212B40;
$base-900: #161C27;
$base-hover: #1B3D80;
$base-subtle: #B8C8E7;

{
    "color": {
        "base": {
            "value": "#224DA2",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F2F6FD",
                "type": "color"
            },
            "100": {
                "value": "#DDE6F9",
                "type": "color"
            },
            "200": {
                "value": "#BCCDF1",
                "type": "color"
            },
            "300": {
                "value": "#8EAAE2",
                "type": "color"
            },
            "400": {
                "value": "#6387CF",
                "type": "color"
            },
            "500": {
                "value": "#4167B4",
                "type": "color"
            },
            "600": {
                "value": "#385389",
                "type": "color"
            },
            "700": {
                "value": "#2D3F62",
                "type": "color"
            },
            "800": {
                "value": "#212B40",
                "type": "color"
            },
            "900": {
                "value": "#161C27",
                "type": "color"
            }
        }
    }
}