What color is #367DE0?

#367DE0 is a medium, vivid blue. In RGB it is rgb(54, 125, 224), and in HSL hsl(215, 73%, 55%).

Is #367DE0 accessible as text?

On white, #367DE0 has a contrast ratio of 4.06:1 (fails WCAG AA for body text); on black it is 5.17:1 (passes). For text placed on #367DE0, use black for the best readability.

What is the closest Tailwind color to #367DE0?

The nearest Tailwind CSS token is sky-600 (#0084D1).

What colors go well with #367DE0?

#367DE0 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #E09A38. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #367DE0 below.

Is #367DE0 good for buttons?

#367DE0 works well for buttons and highlights, but use black text on #367DE0 — white text only reaches 4.06:1, below the 4.5:1 needed for normal-size labels.

Is #367DE0 the same as CSS royalblue?

No — #367DE0 is not the CSS named color royalblue, but royalblue (#4169E1) is the closest CSS named color.

#367DE0 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #367DE0

Not just a swatch — here's how #367DE0 works with other colors. Named schemes with #367DE0 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #367DE0 Accent #A5C4C1 Surface #DDDBBF Secondary #9AA0A1 Anchor #20344A

True 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 #367DE0 Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #64A4FF

True 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 True Blue.

Vintage Leather Lead · 5 colors

Lead #367DE0 Secondary #7F4537 Surface #E1DDC1 Accent #375246 Anchor #57223B

True 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 #367DE0 Surface #EDE9D6 Anchor #5A2144 Accent #E4C2CA Secondary #322B2F

True 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 #367DE0 Secondary #93ABCF Support #9D8F89 Ink #16140F

True 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 True Blue carrying the quiet middle.

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Color Lab

How #367DE0 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 6/100

Cool

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

Softness 42/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 42/100

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 34/100

Low

A faint retro warmth without tipping into sepia.

Luxury 45/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 45/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 90/100

Very high

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

Surface fit 17/100

Very low

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

Print safety 67/100

High

Prints close, with a slight loss of vibrancy.

Pairs with #367DE0

For UI

For branding

For interior

For fashion

People also use #367DE0 with

Turquoise Han Purple Butterscotch Gainsboro Charcoal

UI roles & guardrails

Primary action Safe as a filled button with near-black label. AA

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

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

Background Pair with #141310 text at 4.6:1. Use

Subtle surface Use #DCE6F4 for cards and hover fills. Tint 80

Avoid beside #3846E0 — 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 #367DE0 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: #367DE0;
  --color-base-rgb: 54 125 224;
  --color-base-oklch: oklch(59.6% 0.167 257.5);
  --color-50: #F1F6FD;
  --color-100: #DBE8FA;
  --color-200: #B9D1F4;
  --color-300: #88B0E7;
  --color-400: #5D8FD5;
  --color-500: #3A70BB;
  --color-600: #33598E;
  --color-700: #2A4265;
  --color-800: #1F2E42;
  --color-900: #151D28;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  true-blue: {
    50: '#F1F6FD',
    100: '#DBE8FA',
    200: '#B9D1F4',
    300: '#88B0E7',
    400: '#5D8FD5',
    500: '#3A70BB',
    600: '#33598E',
    700: '#2A4265',
    800: '#1F2E42',
    900: '#151D28',
  },
}

$base: #367DE0;
$base-ink: #141310;
$base-50: #F1F6FD;
$base-100: #DBE8FA;
$base-200: #B9D1F4;
$base-300: #88B0E7;
$base-400: #5D8FD5;
$base-500: #3A70BB;
$base-600: #33598E;
$base-700: #2A4265;
$base-800: #1F2E42;
$base-900: #151D28;
$base-hover: #1E63C2;
$base-subtle: #C9D9F0;

{
    "color": {
        "base": {
            "value": "#367DE0",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F1F6FD",
                "type": "color"
            },
            "100": {
                "value": "#DBE8FA",
                "type": "color"
            },
            "200": {
                "value": "#B9D1F4",
                "type": "color"
            },
            "300": {
                "value": "#88B0E7",
                "type": "color"
            },
            "400": {
                "value": "#5D8FD5",
                "type": "color"
            },
            "500": {
                "value": "#3A70BB",
                "type": "color"
            },
            "600": {
                "value": "#33598E",
                "type": "color"
            },
            "700": {
                "value": "#2A4265",
                "type": "color"
            },
            "800": {
                "value": "#1F2E42",
                "type": "color"
            },
            "900": {
                "value": "#151D28",
                "type": "color"
            }
        }
    }
}

Palettes built on #367DE0

Color Lab

Pairs with #367DE0

UI roles & guardrails

In real applications

Scales

Every model

Export