What color is #5257EB?

#5257EB is a light, vivid blue-violet. In RGB it is rgb(82, 87, 235), and in HSL hsl(238, 79%, 62%).

Is #5257EB accessible as text?

On white, #5257EB has a contrast ratio of 5.35:1 (passes WCAG AA for body text); on black it is 3.92:1 (fails). For text placed on #5257EB, use white for the best readability.

What is the closest Tailwind color to #5257EB?

The nearest Tailwind CSS token is indigo-500 (#615FFF).

What colors go well with #5257EB?

#5257EB pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #EBE652. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #5257EB below.

Is #5257EB good for buttons?

#5257EB works well for buttons and highlights, but use white text on #5257EB — black text only reaches 3.92:1, below the 4.5:1 needed for normal-size labels.

Is #5257EB the same as CSS royalblue?

No — #5257EB is not the CSS named color royalblue, but royalblue (#4169E1) is the closest CSS named color.

#5257EB Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #5257EB

Not just a swatch — here's how #5257EB works with other colors. Named schemes with #5257EB in its natural role, and a note on why the supporting colors balance it.

Tech Product Signal · 5 colors

Signal #5257EB Surface #14161A Highlight #F4F6F8 Secondary #5B6672 Accent #7483FF

Iris is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Iris.

Coastal Morning Lead · 5 colors

Lead #5257EB Accent #A5C4C2 Surface #EAD5BF Secondary #9AA0A1 Anchor #21344A

Iris 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 #5257EB Surface #F6E5D8 Anchor #5B2143 Accent #E5C2C9 Secondary #322B2F

Iris 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 #5257EB Secondary #8B96C9 Support #9D9088 Ink #18140F

Iris 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 Iris carrying the quiet middle.

Sunset Warmth Glow · 5 colors

Glow #5257EB Secondary #E86A72 Accent #F6924F Anchor #573B58 Surface #F7E7D7

Iris 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 #5257EB 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 15/100

Cool

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

Softness 32/100

Low

Middle-weight — neither delicate nor heavy.

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 20/100

Very low

Clean and current — no dusty, aged cast.

Luxury 46/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 84/100

Very high

Bold and ownable — memorable as a primary brand color.

UI accent fit 78/100

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 65/100

High

Prints close, with a slight loss of vibrancy.

Pairs with #5257EB

For UI

For branding

For interior

For fashion

People also use #5257EB with

Maya Blue Medium Orchid Naples Yellow Gainsboro Prussian Blue

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 5.4:1. Use

Subtle surface Use #E1E1F7 for cards and hover fills. Tint 80

Avoid beside #7F52EB — 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 #5257EB 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: #5257EB;
  --color-base-rgb: 82 87 235;
  --color-base-oklch: oklch(54.4% 0.218 275.0);
  --color-50: #F1F1FE;
  --color-100: #DADBFC;
  --color-200: #B6B8F6;
  --color-300: #8588EB;
  --color-400: #585CDA;
  --color-500: #3539C0;
  --color-600: #303392;
  --color-700: #282A67;
  --color-800: #1D1F43;
  --color-900: #141529;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  iris: {
    50: '#F1F1FE',
    100: '#DADBFC',
    200: '#B6B8F6',
    300: '#8588EB',
    400: '#585CDA',
    500: '#3539C0',
    600: '#303392',
    700: '#282A67',
    800: '#1D1F43',
    900: '#141529',
  },
}

$base: #5257EB;
$base-ink: #FFFFFF;
$base-50: #F1F1FE;
$base-100: #DADBFC;
$base-200: #B6B8F6;
$base-300: #8588EB;
$base-400: #585CDA;
$base-500: #3539C0;
$base-600: #303392;
$base-700: #282A67;
$base-800: #1D1F43;
$base-900: #141529;
$base-hover: #1B21E2;
$base-subtle: #D0D2F3;

{
    "color": {
        "base": {
            "value": "#5257EB",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F1F1FE",
                "type": "color"
            },
            "100": {
                "value": "#DADBFC",
                "type": "color"
            },
            "200": {
                "value": "#B6B8F6",
                "type": "color"
            },
            "300": {
                "value": "#8588EB",
                "type": "color"
            },
            "400": {
                "value": "#585CDA",
                "type": "color"
            },
            "500": {
                "value": "#3539C0",
                "type": "color"
            },
            "600": {
                "value": "#303392",
                "type": "color"
            },
            "700": {
                "value": "#282A67",
                "type": "color"
            },
            "800": {
                "value": "#1D1F43",
                "type": "color"
            },
            "900": {
                "value": "#141529",
                "type": "color"
            }
        }
    }
}

Palettes built on #5257EB

Color Lab

Pairs with #5257EB

UI roles & guardrails

In real applications

Scales

Every model

Export