What color is #5376BB?

#5376BB is a medium blue. In RGB it is rgb(83, 118, 187), and in HSL hsl(220, 43%, 53%).

Is #5376BB accessible as text?

On white, #5376BB has a contrast ratio of 4.49:1 (fails WCAG AA for body text); on black it is 4.68:1 (passes). For text placed on #5376BB, use black for the best readability.

What is the closest Tailwind color to #5376BB?

The nearest Tailwind CSS token is sky-600 (#0084D1).

What colors go well with #5376BB?

#5376BB pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #BB9854. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #5376BB below.

Is #5376BB good for buttons?

#5376BB works well for buttons and highlights, but use black text on #5376BB — white text only reaches 4.49:1, below the 4.5:1 needed for normal-size labels.

Is #5376BB the same as CSS steelblue?

No — #5376BB is not the CSS named color steelblue, but steelblue (#4682B4) is the closest CSS named color.

#5376BB Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #5376BB

Not just a swatch — here's how #5376BB works with other colors. Named schemes with #5376BB in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #5376BB Accent #A5C4C1 Surface #DDDBBF Secondary #9AA0A1 Anchor #21344A

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

Tech Product Signal · 5 colors

Signal #5376BB Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #7A9BDC

Steel 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 Steel Blue.

Vintage Leather Lead · 5 colors

Lead #5376BB Secondary #7F4536 Surface #E1DDC1 Accent #375246 Anchor #57223A

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

Berry & Cream Lead · 5 colors

Lead #5376BB Surface #F6E5D8 Anchor #5A2144 Accent #E4C2CA Secondary #322B2F

Steel Blue 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 #5376BB Secondary #95A2BC Support #9D8F88 Ink #18140F

Steel 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 Steel Blue carrying the quiet middle.

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Color Lab

How #5376BB 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 21/100

Cool

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

Softness 46/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 43/100

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 53/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 51/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 31/100

Low

Recognisable but shares space with nearby hues.

UI accent fit 94/100

Very high

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

Surface fit 24/100

Low

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

Print safety 79/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #5376BB

For UI

For branding

For interior

For fashion

People also use #5376BB with

Lagoon Blue Slate Blue Camel Gainsboro Charcoal

UI roles & guardrails

Primary action Too mid-tone for a filled button — darken for the fill. AA Large

Body text Do not use for body copy on light surfaces. Avoid

Large display Fine for headings 24px+ on white. Pass

Background Pair with white text at 4.5:1. Use

Subtle surface Use #E0E5EE for cards and hover fills. Tint 80

Avoid beside #5454BB — 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 #5376BB 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: #5376BB;
  --color-base-rgb: 83 118 187;
  --color-base-oklch: oklch(57.1% 0.114 262.9);
  --color-50: #F4F6FB;
  --color-100: #E1E8F4;
  --color-200: #C5D0E8;
  --color-300: #9CAED3;
  --color-400: #758DBD;
  --color-500: #556EA0;
  --color-600: #46587C;
  --color-700: #364259;
  --color-800: #262D3B;
  --color-900: #191D24;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  steel-blue: {
    50: '#F4F6FB',
    100: '#E1E8F4',
    200: '#C5D0E8',
    300: '#9CAED3',
    400: '#758DBD',
    500: '#556EA0',
    600: '#46587C',
    700: '#364259',
    800: '#262D3B',
    900: '#191D24',
  },
}

$base: #5376BB;
$base-ink: #141310;
$base-50: #F4F6FB;
$base-100: #E1E8F4;
$base-200: #C5D0E8;
$base-300: #9CAED3;
$base-400: #758DBD;
$base-500: #556EA0;
$base-600: #46587C;
$base-700: #364259;
$base-800: #262D3B;
$base-900: #191D24;
$base-hover: #3E5D9B;
$base-subtle: #CFD7E7;

{
    "color": {
        "base": {
            "value": "#5376BB",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F4F6FB",
                "type": "color"
            },
            "100": {
                "value": "#E1E8F4",
                "type": "color"
            },
            "200": {
                "value": "#C5D0E8",
                "type": "color"
            },
            "300": {
                "value": "#9CAED3",
                "type": "color"
            },
            "400": {
                "value": "#758DBD",
                "type": "color"
            },
            "500": {
                "value": "#556EA0",
                "type": "color"
            },
            "600": {
                "value": "#46587C",
                "type": "color"
            },
            "700": {
                "value": "#364259",
                "type": "color"
            },
            "800": {
                "value": "#262D3B",
                "type": "color"
            },
            "900": {
                "value": "#191D24",
                "type": "color"
            }
        }
    }
}

Palettes built on #5376BB

Color Lab

Pairs with #5376BB

UI roles & guardrails

In real applications

Scales

Every model

Export