What color is #5A00A4?

#5A00A4 is a dark, vivid violet. In RGB it is rgb(90, 0, 164), and in HSL hsl(273, 100%, 32%).

Is #5A00A4 accessible as text?

On white, #5A00A4 has a contrast ratio of 10.66:1 (passes WCAG AA for body text); on black it is 1.97:1 (fails). For text placed on #5A00A4, use white for the best readability.

What is the closest Tailwind color to #5A00A4?

The nearest Tailwind CSS token is violet-900 (#4D179A).

What colors go well with #5A00A4?

#5A00A4 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #49A300. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #5A00A4 below.

Is #5A00A4 good for buttons?

#5A00A4 works well for buttons and highlights, but use white text on #5A00A4 — black text only reaches 1.97:1, below the 4.5:1 needed for normal-size labels.

Is #5A00A4 the same as CSS indigo?

No — #5A00A4 is not the CSS named color indigo, but indigo (#4B0082) is the closest CSS named color.

#5A00A4 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #5A00A4

Not just a swatch — here's how #5A00A4 works with other colors. Named schemes with #5A00A4 in its natural role, and a note on why the supporting colors balance it.

Berry & Cream Lead · 5 colors

Lead #5A00A4 Surface #F5E6D7 Anchor #5C2140 Accent #E5C2C7 Secondary #332B2F

Indigo sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.

Tech Product Signal · 5 colors

Signal #5A00A4 Surface #14161A Highlight #F4F6F8 Secondary #5C6572 Accent #7943C3

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

Minimal Editorial Surface · 5 colors

Surface #F8F4EF Accent #5A00A4 Secondary #736392 Support #9C9088 Ink #18140F

Indigo 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 Indigo carrying the quiet middle.

Coastal Morning Lead · 5 colors

Lead #5A00A4 Accent #A5C4C4 Surface #E9D6BF Secondary #9AA0A1 Anchor #23334B

Indigo 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 #5A00A4 Secondary #E86B6C Accent #F49449 Anchor #593A56 Surface #F7E7D7

Indigo 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 #5A00A4 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 32/100

Cool

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

Softness 25/100

Low

Firm and assertive — carries weight and contrast.

Depth 65/100

High

Deep and grounding — anchors a layout, strong dark-mode base.

Naturalness 0/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 19/100

Very low

Clean and current — no dusty, aged cast.

Luxury 59/100

Moderate

Restrained and premium — deep, quiet, high-end packaging and fashion.

Brand distinctiveness 82/100

Very high

Bold and ownable — memorable as a primary brand color.

UI accent fit 59/100

Moderate

Workable accent with care around contrast.

Surface fit 14/100

Very low

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

Print safety 73/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #5A00A4

For UI

For branding

For interior

For fashion

People also use #5A00A4 with

Medium Blue Dark Magenta Avocado Gainsboro Onyx

UI roles & guardrails

Primary action Safe as a filled button with white label. AAA

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 10.7:1. Use

Subtle surface Use #DFC3F5 for cards and hover fills. Tint 80

Avoid beside #9000A3 — 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 #5A00A4 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: #5A00A4;
  --color-base-rgb: 90 0 164;
  --color-base-oklch: oklch(39.4% 0.212 298.8);
  --color-50: #F8F0FE;
  --color-100: #ECD8FD;
  --color-200: #DAB1FC;
  --color-300: #BE77F8;
  --color-400: #A146EC;
  --color-500: #8322D2;
  --color-600: #67239F;
  --color-700: #4B1F70;
  --color-800: #331848;
  --color-900: #20112C;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  indigo: {
    50: '#F8F0FE',
    100: '#ECD8FD',
    200: '#DAB1FC',
    300: '#BE77F8',
    400: '#A146EC',
    500: '#8322D2',
    600: '#67239F',
    700: '#4B1F70',
    800: '#331848',
    900: '#20112C',
  },
}

$base: #5A00A4;
$base-ink: #FFFFFF;
$base-50: #F8F0FE;
$base-100: #ECD8FD;
$base-200: #DAB1FC;
$base-300: #BE77F8;
$base-400: #A146EC;
$base-500: #8322D2;
$base-600: #67239F;
$base-700: #4B1F70;
$base-800: #331848;
$base-900: #20112C;
$base-hover: #480083;
$base-subtle: #CFA3F3;

{
    "color": {
        "base": {
            "value": "#5A00A4",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F8F0FE",
                "type": "color"
            },
            "100": {
                "value": "#ECD8FD",
                "type": "color"
            },
            "200": {
                "value": "#DAB1FC",
                "type": "color"
            },
            "300": {
                "value": "#BE77F8",
                "type": "color"
            },
            "400": {
                "value": "#A146EC",
                "type": "color"
            },
            "500": {
                "value": "#8322D2",
                "type": "color"
            },
            "600": {
                "value": "#67239F",
                "type": "color"
            },
            "700": {
                "value": "#4B1F70",
                "type": "color"
            },
            "800": {
                "value": "#331848",
                "type": "color"
            },
            "900": {
                "value": "#20112C",
                "type": "color"
            }
        }
    }
}

Palettes built on #5A00A4

Color Lab

Pairs with #5A00A4

UI roles & guardrails

In real applications

Scales

Every model

Export