What color is #804BCB?

#804BCB is a medium violet. In RGB it is rgb(128, 75, 203), and in HSL hsl(265, 55%, 55%).

Is #804BCB accessible as text?

On white, #804BCB has a contrast ratio of 5.55:1 (passes WCAG AA for body text); on black it is 3.79:1 (fails). For text placed on #804BCB, use white for the best readability.

What is the closest Tailwind color to #804BCB?

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

What colors go well with #804BCB?

#804BCB pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #97CB4D. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #804BCB below.

Is #804BCB good for buttons?

#804BCB works well for buttons and highlights, but use white text on #804BCB — black text only reaches 3.79:1, below the 4.5:1 needed for normal-size labels.

Is #804BCB the same as CSS slateblue?

No — #804BCB is not the CSS named color slateblue, but slateblue (#6A5ACD) 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.

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

Palettes built on #804BCB

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

Berry & Cream Lead · 5 colors

Lead #804BCB Surface #F5E6D7 Anchor #5C2140 Accent #E5C2C7 Secondary #332B2F

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 #804BCB Surface #14161A Highlight #F4F6F8 Secondary #5C6572 Accent #A276EB

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 Slate Blue.

Minimal Editorial Surface · 5 colors

Surface #F8F4EF Accent #804BCB Secondary #9D8FBC Support #9C9088 Ink #18140F

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 Slate Blue carrying the quiet middle.

Coastal Morning Lead · 5 colors

Lead #804BCB Accent #A5C4C4 Surface #E9D6BF Secondary #9AA0A1 Anchor #23334B

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 #804BCB Secondary #E86B6C Accent #F49449 Anchor #593A56 Surface #F7E7D7

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 #804BCB 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 35/100

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 32/100

Low

A faint retro warmth without tipping into sepia.

Luxury 49/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 73/100

High

Bold and ownable — memorable as a primary brand color.

UI accent fit 90/100

Very high

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

Surface fit 11/100

Very low

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

Print safety 76/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #804BCB

For UI

For branding

For interior

For fashion

People also use #804BCB with

Glaucous Medium Orchid Yellow Green 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 5.5:1. Use

Subtle surface Use #E7DFF1 for cards and hover fills. Tint 80

Avoid beside #AC4DCB — 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 #804BCB 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: #804BCB;
  --color-base-rgb: 128 75 203;
  --color-base-oklch: oklch(53.9% 0.190 298.9);
  --color-50: #F7F3FC;
  --color-100: #E9DFF6;
  --color-200: #D2C0ED;
  --color-300: #B294DB;
  --color-400: #916BC7;
  --color-500: #724AAB;
  --color-600: #5B3F83;
  --color-700: #44315E;
  --color-800: #2E233E;
  --color-900: #1D1726;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  slate-blue: {
    50: '#F7F3FC',
    100: '#E9DFF6',
    200: '#D2C0ED',
    300: '#B294DB',
    400: '#916BC7',
    500: '#724AAB',
    600: '#5B3F83',
    700: '#44315E',
    800: '#2E233E',
    900: '#1D1726',
  },
}

$base: #804BCB;
$base-ink: #FFFFFF;
$base-50: #F7F3FC;
$base-100: #E9DFF6;
$base-200: #D2C0ED;
$base-300: #B294DB;
$base-400: #916BC7;
$base-500: #724AAB;
$base-600: #5B3F83;
$base-700: #44315E;
$base-800: #2E233E;
$base-900: #1D1726;
$base-hover: #6632AE;
$base-subtle: #DACEEB;

{
    "color": {
        "base": {
            "value": "#804BCB",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F7F3FC",
                "type": "color"
            },
            "100": {
                "value": "#E9DFF6",
                "type": "color"
            },
            "200": {
                "value": "#D2C0ED",
                "type": "color"
            },
            "300": {
                "value": "#B294DB",
                "type": "color"
            },
            "400": {
                "value": "#916BC7",
                "type": "color"
            },
            "500": {
                "value": "#724AAB",
                "type": "color"
            },
            "600": {
                "value": "#5B3F83",
                "type": "color"
            },
            "700": {
                "value": "#44315E",
                "type": "color"
            },
            "800": {
                "value": "#2E233E",
                "type": "color"
            },
            "900": {
                "value": "#1D1726",
                "type": "color"
            }
        }
    }
}