What color is #804FF3?

#804FF3 is a light, vivid indigo. In RGB it is rgb(128, 79, 243), and in HSL hsl(258, 87%, 63%).

Is #804FF3 accessible as text?

On white, #804FF3 has a contrast ratio of 4.85:1 (passes WCAG AA for body text); on black it is 4.33:1 (fails). For text placed on #804FF3, use white for the best readability.

What is the closest Tailwind color to #804FF3?

The nearest Tailwind CSS token is violet-500 (#8E51FF).

What colors go well with #804FF3?

#804FF3 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #C1F34F. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #804FF3 below.

Is #804FF3 good for buttons?

#804FF3 works well for buttons and highlights, but use white text on #804FF3 — black text only reaches 4.33:1, below the 4.5:1 needed for normal-size labels.

Is #804FF3 the same as CSS mediumslateblue?

No — #804FF3 is not the CSS named color mediumslateblue, but mediumslateblue (#7B68EE) is the closest CSS named color by perceptual color distance — it sits in a different color family, so treat it as a rough reference, not a match.

#804FF3 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #804FF3

Not just a swatch — here's how #804FF3 works with other colors. Named schemes with #804FF3 in its natural role, and a note on why the supporting colors balance it.

Berry & Cream Lead · 5 colors

Lead #804FF3 Surface #F5E5D7 Anchor #5C2141 Accent #E5C2C8 Secondary #332B2F

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

Tech Product Signal · 5 colors

Signal #804FF3 Surface #14161A Highlight #F4F6F8 Secondary #5B6572 Accent #A17EFF

Medium Slate 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 Medium Slate Blue.

Minimal Editorial Surface · 5 colors

Surface #F8F4EF Accent #804FF3 Secondary #A39AD2 Support #9D9088 Ink #18140F

Medium Slate 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 Medium Slate Blue carrying the quiet middle.

Coastal Morning Lead · 5 colors

Lead #804FF3 Accent #A5C4C3 Surface #E9D6BF Secondary #9AA0A1 Anchor #22334A

Medium Slate Blue 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 #804FF3 Secondary #E86B6E Accent #F5944B Anchor #583B57 Surface #F7E7D7

Medium Slate 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 #804FF3 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 26/100

Cool

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

Softness 32/100

Low

Middle-weight — neither delicate nor heavy.

Depth 47/100

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 16/100

Very low

Clean and current — no dusty, aged cast.

Luxury 43/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 89/100

Very high

Bold and ownable — memorable as a primary brand color.

UI accent fit 69/100

High

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

Surface fit 15/100

Very low

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

Print safety 69/100

High

Prints close, with a slight loss of vibrancy.

Pairs with #804FF3

For UI

For branding

For interior

For fashion

People also use #804FF3 with

Cornflower Blue Heliotrope Pear Gainsboro Russian Violet

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 4.8:1. Use

Subtle surface Use #E7E0F8 for cards and hover fills. Tint 80

Avoid beside #B74FF3 — 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 #804FF3 at work across the surfaces designers actually ship.

Website / UI

Northwind Sign up

Build faster.

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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: #804FF3;
  --color-base-rgb: 128 79 243;
  --color-base-oklch: oklch(57.5% 0.231 291.1);
  --color-50: #F5F0FE;
  --color-100: #E3D8FD;
  --color-200: #C8B3FA;
  --color-300: #A17FF0;
  --color-400: #7C51E1;
  --color-500: #5C2EC7;
  --color-600: #4B2B97;
  --color-700: #39246B;
  --color-800: #281C45;
  --color-900: #1A132A;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  medium-slate-blue: {
    50: '#F5F0FE',
    100: '#E3D8FD',
    200: '#C8B3FA',
    300: '#A17FF0',
    400: '#7C51E1',
    500: '#5C2EC7',
    600: '#4B2B97',
    700: '#39246B',
    800: '#281C45',
    900: '#1A132A',
  },
}

$base: #804FF3;
$base-ink: #FFFFFF;
$base-50: #F5F0FE;
$base-100: #E3D8FD;
$base-200: #C8B3FA;
$base-300: #A17FF0;
$base-400: #7C51E1;
$base-500: #5C2EC7;
$base-600: #4B2B97;
$base-700: #39246B;
$base-800: #281C45;
$base-900: #1A132A;
$base-hover: #5512EF;
$base-subtle: #DBD0F5;

{
    "color": {
        "base": {
            "value": "#804FF3",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F5F0FE",
                "type": "color"
            },
            "100": {
                "value": "#E3D8FD",
                "type": "color"
            },
            "200": {
                "value": "#C8B3FA",
                "type": "color"
            },
            "300": {
                "value": "#A17FF0",
                "type": "color"
            },
            "400": {
                "value": "#7C51E1",
                "type": "color"
            },
            "500": {
                "value": "#5C2EC7",
                "type": "color"
            },
            "600": {
                "value": "#4B2B97",
                "type": "color"
            },
            "700": {
                "value": "#39246B",
                "type": "color"
            },
            "800": {
                "value": "#281C45",
                "type": "color"
            },
            "900": {
                "value": "#1A132A",
                "type": "color"
            }
        }
    }
}

Palettes built on #804FF3

Color Lab

Pairs with #804FF3

UI roles & guardrails

In real applications

Scales

Every model

Export