What color is #596FDE?

#596FDE is a medium blue. In RGB it is rgb(89, 111, 222), and in HSL hsl(230, 67%, 61%).

Is #596FDE accessible as text?

On white, #596FDE has a contrast ratio of 4.42:1 (fails WCAG AA for body text); on black it is 4.75:1 (passes). For text placed on #596FDE, use black for the best readability.

What is the closest Tailwind color to #596FDE?

The nearest Tailwind CSS token is indigo-500 (#615FFF).

What colors go well with #596FDE?

#596FDE pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #DEC859. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #596FDE below.

Is #596FDE good for buttons?

#596FDE works well for buttons and highlights, but use black text on #596FDE — white text only reaches 4.42:1, below the 4.5:1 needed for normal-size labels.

Is #596FDE the same as CSS royalblue?

No — #596FDE is not the CSS named color royalblue, but royalblue (#4169E1) is the closest CSS named color.

#596FDE Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #596FDE

Not just a swatch — here's how #596FDE works with other colors. Named schemes with #596FDE in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #596FDE Accent #A5C4C2 Surface #EAD5C0 Secondary #9AA0A1 Anchor #21344A

Royal 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 #596FDE Surface #14161A Highlight #F4F6F8 Secondary #5B6672 Accent #7E97FD

Royal 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 Royal Blue.

Vintage Leather Lead · 5 colors

Lead #596FDE Secondary #7F4535 Surface #EED7C2 Accent #365247 Anchor #582239

Royal 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 #596FDE Surface #F6E5D8 Anchor #5B2143 Accent #E5C2C9 Secondary #322B2F

Royal 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 #596FDE Secondary #98A4CB Support #9D8F88 Ink #18140F

Royal 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 Royal Blue carrying the quiet middle.

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Color Lab

How #596FDE 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 40/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 44/100

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 35/100

Low

A faint retro warmth without tipping into sepia.

Luxury 46/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 46/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 92/100

Very high

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

Surface fit 15/100

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 #596FDE

For UI

For branding

For interior

For fashion

People also use #596FDE with

Sky Blue Medium Slate Blue Saffron Gainsboro Prussian Blue

UI roles & guardrails

Primary action Too mid-tone for a filled button — darken for the fill. AA Large

Body text Do not use for body copy on light surfaces. Avoid

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

Background Pair with white text at 4.4:1. Use

Subtle surface Use #E2E5F5 for cards and hover fills. Tint 80

Avoid beside #6F59DE — 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 #596FDE 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: #596FDE;
  --color-base-rgb: 89 111 222;
  --color-base-oklch: oklch(58.2% 0.170 271.7);
  --color-50: #F2F4FD;
  --color-100: #DCE1F9;
  --color-200: #BBC4F1;
  --color-300: #8C9BE3;
  --color-400: #6274D0;
  --color-500: #3F53B5;
  --color-600: #37458B;
  --color-700: #2C3562;
  --color-800: #202641;
  --color-900: #161928;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  royal-blue: {
    50: '#F2F4FD',
    100: '#DCE1F9',
    200: '#BBC4F1',
    300: '#8C9BE3',
    400: '#6274D0',
    500: '#3F53B5',
    600: '#37458B',
    700: '#2C3562',
    800: '#202641',
    900: '#161928',
  },
}

$base: #596FDE;
$base-ink: #141310;
$base-50: #F2F4FD;
$base-100: #DCE1F9;
$base-200: #BBC4F1;
$base-300: #8C9BE3;
$base-400: #6274D0;
$base-500: #3F53B5;
$base-600: #37458B;
$base-700: #2C3562;
$base-800: #202641;
$base-900: #161928;
$base-hover: #2945D0;
$base-subtle: #D2D7F0;

{
    "color": {
        "base": {
            "value": "#596FDE",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F2F4FD",
                "type": "color"
            },
            "100": {
                "value": "#DCE1F9",
                "type": "color"
            },
            "200": {
                "value": "#BBC4F1",
                "type": "color"
            },
            "300": {
                "value": "#8C9BE3",
                "type": "color"
            },
            "400": {
                "value": "#6274D0",
                "type": "color"
            },
            "500": {
                "value": "#3F53B5",
                "type": "color"
            },
            "600": {
                "value": "#37458B",
                "type": "color"
            },
            "700": {
                "value": "#2C3562",
                "type": "color"
            },
            "800": {
                "value": "#202641",
                "type": "color"
            },
            "900": {
                "value": "#161928",
                "type": "color"
            }
        }
    }
}

Palettes built on #596FDE

Color Lab

Pairs with #596FDE

UI roles & guardrails

In real applications

Scales

Every model

Export