What color is #3D72CF?

#3D72CF is a medium blue. In RGB it is rgb(61, 114, 207), and in HSL hsl(218, 60%, 53%).

Is #3D72CF accessible as text?

On white, #3D72CF has a contrast ratio of 4.66:1 (passes WCAG AA for body text); on black it is 4.51:1 (passes). For text placed on #3D72CF, use white for the best readability.

What is the closest Tailwind color to #3D72CF?

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

What colors go well with #3D72CF?

#3D72CF pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #CF9A3F. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #3D72CF below.

Is #3D72CF good for buttons?

#3D72CF works for buttons; white text has the higher contrast, so prefer it for labels.

Is #3D72CF the same as CSS royalblue?

No — #3D72CF is not the CSS named color royalblue, but royalblue (#4169E1) is the closest CSS named color.

#3D72CF Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #3D72CF

Not just a swatch — here's how #3D72CF works with other colors. Named schemes with #3D72CF in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #3D72CF Accent #A5C4C1 Surface #DDDBBF Secondary #9AA0A1 Anchor #21344A

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 #3D72CF Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #6698EF

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 #3D72CF Secondary #7F4536 Surface #E1DDC1 Accent #375246 Anchor #57223A

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 #3D72CF Surface #F6E5D8 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 #F8F4EF Accent #3D72CF Secondary #8DA1C2 Support #9D8F88 Ink #18140F

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.

Build a working theme in the generator →

Color Lab

How #3D72CF 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 41/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 45/100

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 40/100

Low

A faint retro warmth without tipping into sepia.

Luxury 49/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 42/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 97/100

Very high

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

Surface fit 14/100

Very low

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

Print safety 70/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #3D72CF

For UI

For branding

For interior

For fashion

People also use #3D72CF with

Medium Turquoise Slate Blue Butterscotch 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 4.7:1. Use

Subtle surface Use #DDE4F1 for cards and hover fills. Tint 80

Avoid beside #3F44CF — 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 #3D72CF 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: #3D72CF;
  --color-base-rgb: 61 114 207;
  --color-base-oklch: oklch(56.4% 0.155 260.7);
  --color-50: #F2F6FC;
  --color-100: #DEE7F8;
  --color-200: #BED0EF;
  --color-300: #91ADDE;
  --color-400: #678CCB;
  --color-500: #466CAF;
  --color-600: #3C5786;
  --color-700: #2F4160;
  --color-800: #222D3F;
  --color-900: #161C27;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  true-blue: {
    50: '#F2F6FC',
    100: '#DEE7F8',
    200: '#BED0EF',
    300: '#91ADDE',
    400: '#678CCB',
    500: '#466CAF',
    600: '#3C5786',
    700: '#2F4160',
    800: '#222D3F',
    900: '#161C27',
  },
}

$base: #3D72CF;
$base-ink: #FFFFFF;
$base-50: #F2F6FC;
$base-100: #DEE7F8;
$base-200: #BED0EF;
$base-300: #91ADDE;
$base-400: #678CCB;
$base-500: #466CAF;
$base-600: #3C5786;
$base-700: #2F4160;
$base-800: #222D3F;
$base-900: #161C27;
$base-hover: #2B5BAD;
$base-subtle: #CBD7EB;

{
    "color": {
        "base": {
            "value": "#3D72CF",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F2F6FC",
                "type": "color"
            },
            "100": {
                "value": "#DEE7F8",
                "type": "color"
            },
            "200": {
                "value": "#BED0EF",
                "type": "color"
            },
            "300": {
                "value": "#91ADDE",
                "type": "color"
            },
            "400": {
                "value": "#678CCB",
                "type": "color"
            },
            "500": {
                "value": "#466CAF",
                "type": "color"
            },
            "600": {
                "value": "#3C5786",
                "type": "color"
            },
            "700": {
                "value": "#2F4160",
                "type": "color"
            },
            "800": {
                "value": "#222D3F",
                "type": "color"
            },
            "900": {
                "value": "#161C27",
                "type": "color"
            }
        }
    }
}

Palettes built on #3D72CF

Color Lab

Pairs with #3D72CF

UI roles & guardrails

In real applications

Scales

Every model

Export