What color is #491FD3?

#491FD3 is a medium, vivid indigo. In RGB it is rgb(73, 31, 211), and in HSL hsl(254, 74%, 47%).

Is #491FD3 accessible as text?

On white, #491FD3 has a contrast ratio of 8.68:1 (passes WCAG AA for body text); on black it is 2.42:1 (fails). For text placed on #491FD3, use white for the best readability.

What is the closest Tailwind color to #491FD3?

The nearest Tailwind CSS token is indigo-700 (#432DD7).

What colors go well with #491FD3?

#491FD3 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #A7D11F. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #491FD3 below.

Is #491FD3 good for buttons?

#491FD3 works well for buttons and highlights, but use white text on #491FD3 — black text only reaches 2.42:1, below the 4.5:1 needed for normal-size labels.

Is #491FD3 the same as CSS mediumblue?

No — #491FD3 is not the CSS named color mediumblue, but mediumblue (#0000CD) is the closest CSS named color.

#491FD3 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #491FD3

Not just a swatch — here's how #491FD3 works with other colors. Named schemes with #491FD3 in its natural role, and a note on why the supporting colors balance it.

Tech Product Signal · 5 colors

Signal #491FD3 Surface #14161A Highlight #F4F6F8 Secondary #5B6672 Accent #6558F0

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

Berry & Cream Lead · 5 colors

Lead #491FD3 Surface #F5E5D8 Anchor #5B2142 Accent #E5C2C9 Secondary #322B2F

Han Purple 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 #491FD3 Secondary #7275AD Support #9D9088 Ink #18140F

Han Purple 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 Han Purple carrying the quiet middle.

Coastal Morning Lead · 5 colors

Lead #491FD3 Accent #A5C4C3 Surface #EAD5BF Secondary #9AA0A1 Anchor #22334A

Han Purple 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 #491FD3 Secondary #E86A71 Accent #F5934D Anchor #583B57 Surface #F7E7D7

Han Purple glows at the center of this sunset palette, joined by coral and gold, deepened by a plum anchor and cooled with cream.

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Color Lab

How #491FD3 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 18/100

Cool

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

Softness 24/100

Low

Firm and assertive — carries weight and contrast.

Depth 62/100

High

Mid depth — usable as an accent or a muted ground.

Naturalness 0/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 9/100

Very low

Clean and current — no dusty, aged cast.

Luxury 52/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 94/100

Very high

Bold and ownable — memorable as a primary brand color.

UI accent fit 57/100

Moderate

Workable accent with care around contrast.

Surface fit 11/100

Very low

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

Print safety 63/100

High

Prints close, with a slight loss of vibrancy.

Pairs with #491FD3

For UI

For branding

For interior

For fashion

People also use #491FD3 with

Royal Blue Dark Orchid Yellow Green Gainsboro Russian Violet

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 8.7:1. Use

Subtle surface Use #DCD6F2 for cards and hover fills. Tint 80

Avoid beside #841FD1 — 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 #491FD3 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: #491FD3;
  --color-base-rgb: 73 31 211;
  --color-base-oklch: oklch(44.3% 0.244 280.4);
  --color-50: #F4F1FE;
  --color-100: #E2DBFB;
  --color-200: #C6B8F4;
  --color-300: #9E88E7;
  --color-400: #785CD6;
  --color-500: #5839BC;
  --color-600: #48338F;
  --color-700: #372A65;
  --color-800: #271F42;
  --color-900: #191529;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  han-purple: {
    50: '#F4F1FE',
    100: '#E2DBFB',
    200: '#C6B8F4',
    300: '#9E88E7',
    400: '#785CD6',
    500: '#5839BC',
    600: '#48338F',
    700: '#372A65',
    800: '#271F42',
    900: '#191529',
  },
}

$base: #491FD3;
$base-ink: #FFFFFF;
$base-50: #F4F1FE;
$base-100: #E2DBFB;
$base-200: #C6B8F4;
$base-300: #9E88E7;
$base-400: #785CD6;
$base-500: #5839BC;
$base-600: #48338F;
$base-700: #372A65;
$base-800: #271F42;
$base-900: #191529;
$base-hover: #3A19A7;
$base-subtle: #CAC0ED;

{
    "color": {
        "base": {
            "value": "#491FD3",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F4F1FE",
                "type": "color"
            },
            "100": {
                "value": "#E2DBFB",
                "type": "color"
            },
            "200": {
                "value": "#C6B8F4",
                "type": "color"
            },
            "300": {
                "value": "#9E88E7",
                "type": "color"
            },
            "400": {
                "value": "#785CD6",
                "type": "color"
            },
            "500": {
                "value": "#5839BC",
                "type": "color"
            },
            "600": {
                "value": "#48338F",
                "type": "color"
            },
            "700": {
                "value": "#372A65",
                "type": "color"
            },
            "800": {
                "value": "#271F42",
                "type": "color"
            },
            "900": {
                "value": "#191529",
                "type": "color"
            }
        }
    }
}

Palettes built on #491FD3

Color Lab

Pairs with #491FD3

UI roles & guardrails

In real applications

Scales

Every model

Export