What color is #575AEF?

#575AEF is a light, vivid blue-violet. In RGB it is rgb(87, 90, 239), and in HSL hsl(239, 83%, 64%).

Is #575AEF accessible as text?

On white, #575AEF has a contrast ratio of 5.10:1 (passes WCAG AA for body text); on black it is 4.11:1 (fails). For text placed on #575AEF, use white for the best readability.

What is the closest Tailwind color to #575AEF?

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

What colors go well with #575AEF?

#575AEF pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #EFED57. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #575AEF below.

Is #575AEF good for buttons?

#575AEF works well for buttons and highlights, but use white text on #575AEF — black text only reaches 4.11:1, below the 4.5:1 needed for normal-size labels.

Is #575AEF the same as CSS royalblue?

No — #575AEF is not the CSS named color royalblue, but royalblue (#4169E1) is the closest CSS named color.

#575AEF Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #575AEF

Not just a swatch — here's how #575AEF works with other colors. Named schemes with #575AEF in its natural role, and a note on why the supporting colors balance it.

Tech Product Signal · 5 colors

Signal #575AEF Surface #14161A Highlight #F4F6F8 Secondary #5B6672 Accent #7986FF

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.

Berry & Cream Lead · 5 colors

Lead #575AEF 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 #575AEF Secondary #9099CD 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.

Coastal Morning Lead · 5 colors

Lead #575AEF 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.

Sunset Warmth Glow · 5 colors

Glow #575AEF Secondary #E86A72 Accent #F6924E Anchor #573B57 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 #575AEF 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 33/100

Low

Middle-weight — neither delicate nor heavy.

Depth 48/100

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 45/100

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 77/100

High

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

Surface fit 13/100

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 #575AEF

For UI

For branding

For interior

For fashion

People also use #575AEF 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 5.1:1. Use

Subtle surface Use #E2E2F8 for cards and hover fills. Tint 80

Avoid beside #8757EF — 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 #575AEF at work across the surfaces designers actually ship.

Website / UI

Northwind Sign up

Build faster.

A working theme, generated in seconds.

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: #575AEF;
  --color-base-rgb: 87 90 239;
  --color-base-oklch: oklch(55.6% 0.218 275.8);
  --color-50: #F0F1FE;
  --color-100: #D9D9FD;
  --color-200: #B4B6F8;
  --color-300: #8284ED;
  --color-400: #5457DE;
  --color-500: #3134C3;
  --color-600: #2D2F95;
  --color-700: #262769;
  --color-800: #1C1D44;
  --color-900: #13142A;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  iris: {
    50: '#F0F1FE',
    100: '#D9D9FD',
    200: '#B4B6F8',
    300: '#8284ED',
    400: '#5457DE',
    500: '#3134C3',
    600: '#2D2F95',
    700: '#262769',
    800: '#1C1D44',
    900: '#13142A',
  },
}

$base: #575AEF;
$base-ink: #FFFFFF;
$base-50: #F0F1FE;
$base-100: #D9D9FD;
$base-200: #B4B6F8;
$base-300: #8284ED;
$base-400: #5457DE;
$base-500: #3134C3;
$base-600: #2D2F95;
$base-700: #262769;
$base-800: #1C1D44;
$base-900: #13142A;
$base-hover: #1B1FEA;
$base-subtle: #D2D3F5;

{
    "color": {
        "base": {
            "value": "#575AEF",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F0F1FE",
                "type": "color"
            },
            "100": {
                "value": "#D9D9FD",
                "type": "color"
            },
            "200": {
                "value": "#B4B6F8",
                "type": "color"
            },
            "300": {
                "value": "#8284ED",
                "type": "color"
            },
            "400": {
                "value": "#5457DE",
                "type": "color"
            },
            "500": {
                "value": "#3134C3",
                "type": "color"
            },
            "600": {
                "value": "#2D2F95",
                "type": "color"
            },
            "700": {
                "value": "#262769",
                "type": "color"
            },
            "800": {
                "value": "#1C1D44",
                "type": "color"
            },
            "900": {
                "value": "#13142A",
                "type": "color"
            }
        }
    }
}

Palettes built on #575AEF

Color Lab

Pairs with #575AEF

UI roles & guardrails

In real applications

Scales

Every model

Export