What color is #285CCC?

#285CCC is a medium blue. In RGB it is rgb(40, 92, 204), and in HSL hsl(221, 67%, 48%).

Is #285CCC accessible as text?

On white, #285CCC has a contrast ratio of 6.01:1 (passes WCAG AA for body text); on black it is 3.49:1 (fails). For text placed on #285CCC, use white for the best readability.

What is the closest Tailwind color to #285CCC?

The nearest Tailwind CSS token is blue-700 (#1447E6).

What colors go well with #285CCC?

#285CCC pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #CC9828. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #285CCC below.

Is #285CCC good for buttons?

#285CCC works well for buttons and highlights, but use white text on #285CCC — black text only reaches 3.49:1, below the 4.5:1 needed for normal-size labels.

Is #285CCC the same as CSS royalblue?

No — #285CCC is not the CSS named color royalblue, but royalblue (#4169E1) is the closest CSS named color.

#285CCC Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #285CCC

Not just a swatch — here's how #285CCC works with other colors. Named schemes with #285CCC in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #285CCC Accent #A5C4C1 Surface #DDDBBF 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 #285CCC Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #5184EB

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 #285CCC Secondary #7F4536 Surface #E1DDC1 Accent #375246 Anchor #57223A

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 #285CCC Surface #F6E5D8 Anchor #5A2144 Accent #E4C2CA 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 #285CCC Secondary #7A8FB6 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.

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Color Lab

How #285CCC 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 8/100

Cool

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

Softness 34/100

Low

Middle-weight — neither delicate nor heavy.

Depth 52/100

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 29/100

Low

A faint retro warmth without tipping into sepia.

Luxury 52/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 49/100

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 8/100

Very low

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

Print safety 66/100

High

Prints close, with a slight loss of vibrancy.

Pairs with #285CCC

For UI

For branding

For interior

For fashion

People also use #285CCC with

Lagoon Blue Han Purple Dijon 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 6.0:1. Use

Subtle surface Use #D8E0F1 for cards and hover fills. Tint 80

Avoid beside #2B28CC — 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 #285CCC at work across the surfaces designers actually ship.

Website / UI

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:root {
  --color-base: #285CCC;
  --color-base-rgb: 40 92 204;
  --color-base-oklch: oklch(50.8% 0.183 262.9);
  --color-50: #F2F5FD;
  --color-100: #DCE5F9;
  --color-200: #BBCCF1;
  --color-300: #8CA8E3;
  --color-400: #6285D0;
  --color-500: #3F65B5;
  --color-600: #37528B;
  --color-700: #2C3D62;
  --color-800: #202B41;
  --color-900: #161B28;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  denim-blue: {
    50: '#F2F5FD',
    100: '#DCE5F9',
    200: '#BBCCF1',
    300: '#8CA8E3',
    400: '#6285D0',
    500: '#3F65B5',
    600: '#37528B',
    700: '#2C3D62',
    800: '#202B41',
    900: '#161B28',
  },
}

$base: #285CCC;
$base-ink: #FFFFFF;
$base-50: #F2F5FD;
$base-100: #DCE5F9;
$base-200: #BBCCF1;
$base-300: #8CA8E3;
$base-400: #6285D0;
$base-500: #3F65B5;
$base-600: #37528B;
$base-700: #2C3D62;
$base-800: #202B41;
$base-900: #161B28;
$base-hover: #204AA4;
$base-subtle: #C3D0EB;

{
    "color": {
        "base": {
            "value": "#285CCC",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F2F5FD",
                "type": "color"
            },
            "100": {
                "value": "#DCE5F9",
                "type": "color"
            },
            "200": {
                "value": "#BBCCF1",
                "type": "color"
            },
            "300": {
                "value": "#8CA8E3",
                "type": "color"
            },
            "400": {
                "value": "#6285D0",
                "type": "color"
            },
            "500": {
                "value": "#3F65B5",
                "type": "color"
            },
            "600": {
                "value": "#37528B",
                "type": "color"
            },
            "700": {
                "value": "#2C3D62",
                "type": "color"
            },
            "800": {
                "value": "#202B41",
                "type": "color"
            },
            "900": {
                "value": "#161B28",
                "type": "color"
            }
        }
    }
}

Palettes built on #285CCC

Color Lab

Pairs with #285CCC

UI roles & guardrails

In real applications

Scales

Every model

Export