What color is #285FF9?

#285FF9 is a medium, vivid blue. In RGB it is rgb(40, 95, 249), and in HSL hsl(224, 95%, 57%).

Is #285FF9 accessible as text?

On white, #285FF9 has a contrast ratio of 5.13:1 (passes WCAG AA for body text); on black it is 4.10:1 (fails). For text placed on #285FF9, use white for the best readability.

What is the closest Tailwind color to #285FF9?

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

What colors go well with #285FF9?

#285FF9 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #FAC229. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #285FF9 below.

Is #285FF9 good for buttons?

#285FF9 works well for buttons and highlights, but use white text on #285FF9 — black text only reaches 4.10:1, below the 4.5:1 needed for normal-size labels.

Is #285FF9 the same as CSS royalblue?

No — #285FF9 is not the CSS named color royalblue, but royalblue (#4169E1) is the closest CSS named color.

#285FF9 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #285FF9

Not just a swatch — here's how #285FF9 works with other colors. Named schemes with #285FF9 in its natural role, and a note on why the supporting colors balance it.

Tech Product Signal · 5 colors

Signal #285FF9 Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #528BFF

Neon 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 Neon Blue.

Coastal Morning Lead · 5 colors

Lead #285FF9 Accent #A5C4C2 Surface #DDDBBF Secondary #9AA0A1 Anchor #21344A

Neon 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 #285FF9 Surface #F6E5D8 Anchor #5B2144 Accent #E5C2CA Secondary #322B2F

Neon 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 #285FF9 Secondary #829BD0 Support #9D8F88 Ink #18140F

Neon 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 Neon Blue carrying the quiet middle.

Sunset Warmth Glow · 5 colors

Glow #285FF9 Secondary #E76A75 Accent #F79251 Anchor #573B58 Surface #F7E7D7

Neon 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 #285FF9 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 9/100

Cool

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

Softness 30/100

Low

Firm and assertive — carries weight and contrast.

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 13/100

Very low

Clean and current — no dusty, aged cast.

Luxury 44/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 91/100

Very high

Bold and ownable — memorable as a primary brand color.

UI accent fit 68/100

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 57/100

Moderate

Prints close, with a slight loss of vibrancy.

Pairs with #285FF9

For UI

For branding

For interior

For fashion

People also use #285FF9 with

Bright Sky Han Purple Honey 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 5.1:1. Use

Subtle surface Use #DAE2F8 for cards and hover fills. Tint 80

Avoid beside #3729FA — 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 #285FF9 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: #285FF9;
  --color-base-rgb: 40 95 249;
  --color-base-oklch: oklch(55.1% 0.237 264.5);
  --color-50: #F0F4FE;
  --color-100: #D8E2FD;
  --color-200: #B1C5FC;
  --color-300: #7A9BF5;
  --color-400: #4A74E8;
  --color-500: #2753CE;
  --color-600: #26459C;
  --color-700: #21366E;
  --color-800: #1A2647;
  --color-900: #12192B;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  neon-blue: {
    50: '#F0F4FE',
    100: '#D8E2FD',
    200: '#B1C5FC',
    300: '#7A9BF5',
    400: '#4A74E8',
    500: '#2753CE',
    600: '#26459C',
    700: '#21366E',
    800: '#1A2647',
    900: '#12192B',
  },
}

$base: #285FF9;
$base-ink: #FFFFFF;
$base-50: #F0F4FE;
$base-100: #D8E2FD;
$base-200: #B1C5FC;
$base-300: #7A9BF5;
$base-400: #4A74E8;
$base-500: #2753CE;
$base-600: #26459C;
$base-700: #21366E;
$base-800: #1A2647;
$base-900: #12192B;
$base-hover: #0641E3;
$base-subtle: #C6D3F6;

{
    "color": {
        "base": {
            "value": "#285FF9",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F0F4FE",
                "type": "color"
            },
            "100": {
                "value": "#D8E2FD",
                "type": "color"
            },
            "200": {
                "value": "#B1C5FC",
                "type": "color"
            },
            "300": {
                "value": "#7A9BF5",
                "type": "color"
            },
            "400": {
                "value": "#4A74E8",
                "type": "color"
            },
            "500": {
                "value": "#2753CE",
                "type": "color"
            },
            "600": {
                "value": "#26459C",
                "type": "color"
            },
            "700": {
                "value": "#21366E",
                "type": "color"
            },
            "800": {
                "value": "#1A2647",
                "type": "color"
            },
            "900": {
                "value": "#12192B",
                "type": "color"
            }
        }
    }
}

Palettes built on #285FF9

Color Lab

Pairs with #285FF9

UI roles & guardrails

In real applications

Scales

Every model

Export