What color is #545E91?

#545E91 is a medium, muted blue-violet. In RGB it is rgb(84, 94, 145), and in HSL hsl(230, 27%, 45%).

Is #545E91 accessible as text?

On white, #545E91 has a contrast ratio of 6.20:1 (passes WCAG AA for body text); on black it is 3.39:1 (fails). For text placed on #545E91, use white for the best readability.

What is the closest Tailwind color to #545E91?

The nearest Tailwind CSS token is sky-700 (#0069A8).

What colors go well with #545E91?

#545E91 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #928754. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #545E91 below.

Is #545E91 good for buttons?

#545E91 works well for buttons and highlights, but use white text on #545E91 — black text only reaches 3.39:1, below the 4.5:1 needed for normal-size labels.

Is #545E91 the same as CSS dimgray?

No — #545E91 is not the CSS named color dimgray, but dimgray (#696969) 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.

#545E91 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #545E91

Not just a swatch — here's how #545E91 works with other colors. Named schemes with #545E91 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #545E91 Accent #A5C4C2 Surface #EAD5C0 Secondary #9AA0A1 Anchor #21344A

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

Nordic Calm Accent · 5 colors

Accent #545E91 Secondary #AEB4B8 Surface #F1F2F0 Support #7E92A7 Anchor #2E3236

Lapis Lazuli keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.

Tech Product Signal · 5 colors

Signal #545E91 Surface #14161A Highlight #F4F6F8 Secondary #5B6672 Accent #7782B2

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

Vintage Leather Lead · 5 colors

Lead #545E91 Secondary #7F4535 Surface #EED7C2 Accent #365247 Anchor #582239

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

Minimal Editorial Surface · 5 colors

Surface #F8F4EF Accent #545E91 Secondary #858A9D Support #9D9088 Ink #18140F

Lapis Lazuli 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 Lapis Lazuli carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #545E91 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 33/100

Cool

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

Softness 44/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 50/100

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 58/100

Moderate

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

Luxury 56/100

Moderate

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

Brand distinctiveness 22/100

Low

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

UI accent fit 85/100

Very high

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

Surface fit 28/100

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 #545E91

For UI

For branding

For interior

For fashion

People also use #545E91 with

Cadet Blue Ultra Violet Shadow Gainsboro Gunmetal Gray

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 6.2:1. Use

Subtle surface Use #DDDFE8 for cards and hover fills. Tint 80

Avoid beside #5E5492 — 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 #545E91 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: #545E91;
  --color-base-rgb: 84 94 145;
  --color-base-oklch: oklch(49.6% 0.083 274.6);
  --color-50: #F5F6FA;
  --color-100: #E5E7F0;
  --color-200: #CBCFE1;
  --color-300: #A6ACC9;
  --color-400: #838AAF;
  --color-500: #636B92;
  --color-600: #505672;
  --color-700: #3D4052;
  --color-800: #2A2C37;
  --color-900: #1B1C22;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  lapis-lazuli: {
    50: '#F5F6FA',
    100: '#E5E7F0',
    200: '#CBCFE1',
    300: '#A6ACC9',
    400: '#838AAF',
    500: '#636B92',
    600: '#505672',
    700: '#3D4052',
    800: '#2A2C37',
    900: '#1B1C22',
  },
}

$base: #545E91;
$base-ink: #FFFFFF;
$base-50: #F5F6FA;
$base-100: #E5E7F0;
$base-200: #CBCFE1;
$base-300: #A6ACC9;
$base-400: #838AAF;
$base-500: #636B92;
$base-600: #505672;
$base-700: #3D4052;
$base-800: #2A2C37;
$base-900: #1B1C22;
$base-hover: #434B75;
$base-subtle: #CCCFDE;

{
    "color": {
        "base": {
            "value": "#545E91",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F5F6FA",
                "type": "color"
            },
            "100": {
                "value": "#E5E7F0",
                "type": "color"
            },
            "200": {
                "value": "#CBCFE1",
                "type": "color"
            },
            "300": {
                "value": "#A6ACC9",
                "type": "color"
            },
            "400": {
                "value": "#838AAF",
                "type": "color"
            },
            "500": {
                "value": "#636B92",
                "type": "color"
            },
            "600": {
                "value": "#505672",
                "type": "color"
            },
            "700": {
                "value": "#3D4052",
                "type": "color"
            },
            "800": {
                "value": "#2A2C37",
                "type": "color"
            },
            "900": {
                "value": "#1B1C22",
                "type": "color"
            }
        }
    }
}

Palettes built on #545E91

Color Lab

Pairs with #545E91

UI roles & guardrails

In real applications

Scales

Every model

Export