What color is #415FE5?

#415FE5 is a medium, vivid blue. In RGB it is rgb(65, 95, 229), and in HSL hsl(229, 76%, 58%).

Is #415FE5 accessible as text?

On white, #415FE5 has a contrast ratio of 5.26:1 (passes WCAG AA for body text); on black it is 3.99:1 (fails). For text placed on #415FE5, use white for the best readability.

What is the closest Tailwind color to #415FE5?

The nearest Tailwind CSS token is blue-600 (#155DFC).

What colors go well with #415FE5?

#415FE5 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #E5C743. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #415FE5 below.

Is #415FE5 good for buttons?

#415FE5 works well for buttons and highlights, but use white text on #415FE5 — black text only reaches 3.99:1, below the 4.5:1 needed for normal-size labels.

Is #415FE5 the same as CSS royalblue?

No — #415FE5 is not the CSS named color royalblue, but royalblue (#4169E1) is the closest CSS named color.

#415FE5 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #415FE5

Not just a swatch — here's how #415FE5 works with other colors. Named schemes with #415FE5 in its natural role, and a note on why the supporting colors balance it.

Tech Product Signal · 5 colors

Signal #415FE5 Surface #14161A Highlight #F4F6F8 Secondary #5B6672 Accent #6589FF

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.

Coastal Morning Lead · 5 colors

Lead #415FE5 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.

Berry & Cream Lead · 5 colors

Lead #415FE5 Surface #F6E5D8 Anchor #5B2143 Accent #E5C2CA 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 #415FE5 Secondary #8798C7 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.

Sunset Warmth Glow · 5 colors

Glow #415FE5 Secondary #E86A74 Accent #F69250 Anchor #573B58 Surface #F7E7D7

Royal Blue glows at the center of this sunset palette, joined by coral and gold, deepened by a plum anchor and cooled with cream.

Build a working theme in the generator →

Color Lab

How #415FE5 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 34/100

Low

Middle-weight — neither delicate nor heavy.

Depth 49/100

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 24/100

Low

Clean and current — no dusty, aged cast.

Luxury 47/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 79/100

High

Bold and ownable — memorable as a primary brand color.

UI accent fit 84/100

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 64/100

High

Prints close, with a slight loss of vibrancy.

Pairs with #415FE5

For UI

For branding

For interior

For fashion

People also use #415FE5 with

Lagoon Blue Blue Violet Saffron Gainsboro Gunmetal Gray

UI roles & guardrails

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

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 5.3:1. Use

Subtle surface Use #DEE2F5 for cards and hover fills. Tint 80

Avoid beside #5B43E5 — 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 #415FE5 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: #415FE5;
  --color-base-rgb: 65 95 229;
  --color-base-oklch: oklch(54.4% 0.205 268.8);
  --color-50: #F1F3FE;
  --color-100: #DAE0FB;
  --color-200: #B7C3F5;
  --color-300: #8799E9;
  --color-400: #5A71D8;
  --color-500: #3750BD;
  --color-600: #324390;
  --color-700: #293466;
  --color-800: #1E2543;
  --color-900: #141829;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  royal-blue: {
    50: '#F1F3FE',
    100: '#DAE0FB',
    200: '#B7C3F5',
    300: '#8799E9',
    400: '#5A71D8',
    500: '#3750BD',
    600: '#324390',
    700: '#293466',
    800: '#1E2543',
    900: '#141829',
  },
}

$base: #415FE5;
$base-ink: #FFFFFF;
$base-50: #F1F3FE;
$base-100: #DAE0FB;
$base-200: #B7C3F5;
$base-300: #8799E9;
$base-400: #5A71D8;
$base-500: #3750BD;
$base-600: #324390;
$base-700: #293466;
$base-800: #1E2543;
$base-900: #141829;
$base-hover: #1C3DD0;
$base-subtle: #CCD3F1;

{
    "color": {
        "base": {
            "value": "#415FE5",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F1F3FE",
                "type": "color"
            },
            "100": {
                "value": "#DAE0FB",
                "type": "color"
            },
            "200": {
                "value": "#B7C3F5",
                "type": "color"
            },
            "300": {
                "value": "#8799E9",
                "type": "color"
            },
            "400": {
                "value": "#5A71D8",
                "type": "color"
            },
            "500": {
                "value": "#3750BD",
                "type": "color"
            },
            "600": {
                "value": "#324390",
                "type": "color"
            },
            "700": {
                "value": "#293466",
                "type": "color"
            },
            "800": {
                "value": "#1E2543",
                "type": "color"
            },
            "900": {
                "value": "#141829",
                "type": "color"
            }
        }
    }
}