What color is #415DB0?

#415DB0 is a medium blue. In RGB it is rgb(65, 93, 176), and in HSL hsl(225, 46%, 47%).

Is #415DB0 accessible as text?

On white, #415DB0 has a contrast ratio of 6.14:1 (passes WCAG AA for body text); on black it is 3.42:1 (fails). For text placed on #415DB0, use white for the best readability.

What is the closest Tailwind color to #415DB0?

The nearest Tailwind CSS token is sky-700 (#0069A8).

What colors go well with #415DB0?

#415DB0 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #AF9341. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #415DB0 below.

Is #415DB0 good for buttons?

#415DB0 works well for buttons and highlights, but use white text on #415DB0 — black text only reaches 3.42:1, below the 4.5:1 needed for normal-size labels.

Is #415DB0 the same as CSS slateblue?

No — #415DB0 is not the CSS named color slateblue, but slateblue (#6A5ACD) is the closest CSS named color.

#415DB0 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #415DB0

Not just a swatch — here's how #415DB0 works with other colors. Named schemes with #415DB0 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #415DB0 Accent #A5C4C2 Surface #EAD5C0 Secondary #9AA0A1 Anchor #21344A

Denim 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 #415DB0 Surface #14161A Highlight #F4F6F8 Secondary #5B6672 Accent #6682D0

Denim 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 Denim Blue.

Vintage Leather Lead · 5 colors

Lead #415DB0 Secondary #7F4535 Surface #EED7C2 Accent #365246 Anchor #58223A

Denim 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 #415DB0 Surface #F6E5D8 Anchor #5B2143 Accent #E5C2CA Secondary #322B2F

Denim 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 #415DB0 Secondary #7F8CAA Support #9D8F88 Ink #18140F

Denim 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 Denim Blue carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #415DB0 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 39/100

Low

Middle-weight — neither delicate nor heavy.

Depth 51/100

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 44/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 56/100

Moderate

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

Brand distinctiveness 37/100

Low

Recognisable but shares space with nearby hues.

UI accent fit 98/100

Very high

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

Surface fit 11/100

Very low

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

Print safety 76/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #415DB0

For UI

For branding

For interior

For fashion

People also use #415DB0 with

Verdigris Grape Dark Goldenrod Gainsboro Charcoal

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 6.1:1. Use

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

Avoid beside #4A41AF — 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 #415DB0 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: #415DB0;
  --color-base-rgb: 65 93 176;
  --color-base-oklch: oklch(50.0% 0.136 267.4);
  --color-50: #F3F5FB;
  --color-100: #E1E6F5;
  --color-200: #C4CDE9;
  --color-300: #9AA9D5;
  --color-400: #7386BF;
  --color-500: #5266A3;
  --color-600: #44537E;
  --color-700: #353E5A;
  --color-800: #252B3C;
  --color-900: #181B25;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  denim-blue: {
    50: '#F3F5FB',
    100: '#E1E6F5',
    200: '#C4CDE9',
    300: '#9AA9D5',
    400: '#7386BF',
    500: '#5266A3',
    600: '#44537E',
    700: '#353E5A',
    800: '#252B3C',
    900: '#181B25',
  },
}

$base: #415DB0;
$base-ink: #FFFFFF;
$base-50: #F3F5FB;
$base-100: #E1E6F5;
$base-200: #C4CDE9;
$base-300: #9AA9D5;
$base-400: #7386BF;
$base-500: #5266A3;
$base-600: #44537E;
$base-700: #353E5A;
$base-800: #252B3C;
$base-900: #181B25;
$base-hover: #344A8C;
$base-subtle: #C8CFE5;

{
    "color": {
        "base": {
            "value": "#415DB0",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F3F5FB",
                "type": "color"
            },
            "100": {
                "value": "#E1E6F5",
                "type": "color"
            },
            "200": {
                "value": "#C4CDE9",
                "type": "color"
            },
            "300": {
                "value": "#9AA9D5",
                "type": "color"
            },
            "400": {
                "value": "#7386BF",
                "type": "color"
            },
            "500": {
                "value": "#5266A3",
                "type": "color"
            },
            "600": {
                "value": "#44537E",
                "type": "color"
            },
            "700": {
                "value": "#353E5A",
                "type": "color"
            },
            "800": {
                "value": "#252B3C",
                "type": "color"
            },
            "900": {
                "value": "#181B25",
                "type": "color"
            }
        }
    }
}

Palettes built on #415DB0

Color Lab

Pairs with #415DB0

UI roles & guardrails

In real applications

Scales

Every model

Export