What color is #5B4E8A?

#5B4E8A is a medium, muted indigo. In RGB it is rgb(91, 78, 138), and in HSL hsl(253, 28%, 42%).

Is #5B4E8A accessible as text?

On white, #5B4E8A has a contrast ratio of 7.24:1 (passes WCAG AA for body text); on black it is 2.90:1 (fails). For text placed on #5B4E8A, use white for the best readability.

What is the closest Tailwind color to #5B4E8A?

The nearest Tailwind CSS token is mauve-600 (#594C5B).

What colors go well with #5B4E8A?

#5B4E8A pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #7C894D. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #5B4E8A below.

Is #5B4E8A good for buttons?

#5B4E8A works well for buttons and highlights, but use white text on #5B4E8A — black text only reaches 2.90:1, below the 4.5:1 needed for normal-size labels.

Is #5B4E8A the same as CSS darkslateblue?

No — #5B4E8A is not the CSS named color darkslateblue, but darkslateblue (#483D8B) is the closest CSS named color.

#5B4E8A Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #5B4E8A

Not just a swatch — here's how #5B4E8A works with other colors. Named schemes with #5B4E8A in its natural role, and a note on why the supporting colors balance it.

Berry & Cream Lead · 5 colors

Lead #5B4E8A Surface #F5E5D7 Anchor #5C2141 Accent #E5C2C8 Secondary #332B2F

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

Coastal Morning Lead · 5 colors

Lead #5B4E8A Accent #A5C4C3 Surface #E9D6BF Secondary #9AA0A1 Anchor #22334A

Ultra Violet opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.

Vintage Leather Lead · 5 colors

Lead #5B4E8A Secondary #7E4632 Surface #EDD8C2 Accent #355248 Anchor #582237

Ultra Violet plays the worn-leather lead, deepened by saddle brown and an oxblood anchor, softened by aged cream and cooled by a muted forest green.

Modern Café Dominant · 5 colors

Dominant #5B4E8A Anchor #3B2923 Surface #F3E1D1 Accent #749F7D Secondary #3C3734

Ultra Violet anchors this café scheme as the warm mid-tone, lifted by latte cream and a muted sage accent and grounded by espresso brown and a warm charcoal.

Minimal Editorial Surface · 5 colors

Surface #F8F4EF Accent #5B4E8A Secondary #827E94 Support #9D9088 Ink #18140F

Ultra Violet 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 Ultra Violet carrying the quiet middle.

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Color Lab

How #5B4E8A 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 37/100

Cool

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

Softness 40/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 53/100

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 59/100

Moderate

Faded, nostalgic quality — editorial, heritage and retro work.

Luxury 60/100

Moderate

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

Brand distinctiveness 26/100

Low

Quiet and neutral — a supporting tone, not a signature.

UI accent fit 86/100

Very high

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

Surface fit 26/100

Low

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

Print safety 87/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #5B4E8A

For UI

For branding

For interior

For fashion

People also use #5B4E8A with

Steel Blue Plum Olive Green Gainsboro Gunmetal Gray

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 7.2:1. Use

Subtle surface Use #DEDBE7 for cards and hover fills. Tint 80

Avoid beside #6E4D89 — 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 #5B4E8A at work across the surfaces designers actually ship.

Website / UI

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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: #5B4E8A;
  --color-base-rgb: 91 78 138;
  --color-base-oklch: oklch(46.4% 0.096 292.2);
  --color-50: #F6F5FA;
  --color-100: #E7E5F1;
  --color-200: #D0CBE2;
  --color-300: #ADA6CA;
  --color-400: #8C82B0;
  --color-500: #6C6293;
  --color-600: #574F72;
  --color-700: #413C53;
  --color-800: #2D2A37;
  --color-900: #1C1B22;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  ultra-violet: {
    50: '#F6F5FA',
    100: '#E7E5F1',
    200: '#D0CBE2',
    300: '#ADA6CA',
    400: '#8C82B0',
    500: '#6C6293',
    600: '#574F72',
    700: '#413C53',
    800: '#2D2A37',
    900: '#1C1B22',
  },
}

$base: #5B4E8A;
$base-ink: #FFFFFF;
$base-50: #F6F5FA;
$base-100: #E7E5F1;
$base-200: #D0CBE2;
$base-300: #ADA6CA;
$base-400: #8C82B0;
$base-500: #6C6293;
$base-600: #574F72;
$base-700: #413C53;
$base-800: #2D2A37;
$base-900: #1C1B22;
$base-hover: #483E6E;
$base-subtle: #CDC9DC;

{
    "color": {
        "base": {
            "value": "#5B4E8A",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F6F5FA",
                "type": "color"
            },
            "100": {
                "value": "#E7E5F1",
                "type": "color"
            },
            "200": {
                "value": "#D0CBE2",
                "type": "color"
            },
            "300": {
                "value": "#ADA6CA",
                "type": "color"
            },
            "400": {
                "value": "#8C82B0",
                "type": "color"
            },
            "500": {
                "value": "#6C6293",
                "type": "color"
            },
            "600": {
                "value": "#574F72",
                "type": "color"
            },
            "700": {
                "value": "#413C53",
                "type": "color"
            },
            "800": {
                "value": "#2D2A37",
                "type": "color"
            },
            "900": {
                "value": "#1C1B22",
                "type": "color"
            }
        }
    }
}

Palettes built on #5B4E8A

Color Lab

Pairs with #5B4E8A

UI roles & guardrails

In real applications

Scales

Every model

Export