What color is #597FCA?

#597FCA is a medium blue. In RGB it is rgb(89, 127, 202), and in HSL hsl(220, 52%, 57%).

Is #597FCA accessible as text?

On white, #597FCA has a contrast ratio of 3.95:1 (fails WCAG AA for body text); on black it is 5.31:1 (passes). For text placed on #597FCA, use black for the best readability.

What is the closest Tailwind color to #597FCA?

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

What colors go well with #597FCA?

#597FCA pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #CAA458. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #597FCA below.

Is #597FCA good for buttons?

#597FCA works well for buttons and highlights, but use black text on #597FCA — white text only reaches 3.95:1, below the 4.5:1 needed for normal-size labels.

Is #597FCA the same as CSS steelblue?

No — #597FCA is not the CSS named color steelblue, but steelblue (#4682B4) is the closest CSS named color.

#597FCA Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #597FCA

Not just a swatch — here's how #597FCA works with other colors. Named schemes with #597FCA in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #597FCA Accent #A5C4C1 Surface #DDDBBF Secondary #9AA0A1 Anchor #21344A

Glaucous 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 #597FCA Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #80A5EB

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

Vintage Leather Lead · 5 colors

Lead #597FCA Secondary #7F4536 Surface #E1DDC1 Accent #375246 Anchor #57223A

Glaucous 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 #597FCA Surface #F6E5D8 Anchor #5A2144 Accent #E4C2CA Secondary #322B2F

Glaucous 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 #597FCA Secondary #9DACC7 Support #9D8F88 Ink #18140F

Glaucous 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 Glaucous carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #597FCA 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 19/100

Cool

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

Softness 48/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 40/100

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 48/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 47/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 33/100

Low

Recognisable but shares space with nearby hues.

UI accent fit 90/100

Very high

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

Surface fit 25/100

Low

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

Print safety 77/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #597FCA

For UI

For branding

For interior

For fashion

People also use #597FCA with

Sky Blue Slate Blue Buff Gainsboro Charcoal

UI roles & guardrails

Primary action Safe as a filled button with near-black label. AA

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

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

Background Pair with #141310 text at 4.7:1. Use

Subtle surface Use #E1E6F1 for cards and hover fills. Tint 80

Avoid beside #5858CA — 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 #597FCA 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: #597FCA;
  --color-base-rgb: 89 127 202;
  --color-base-oklch: oklch(60.2% 0.123 262.9);
  --color-50: #F3F6FC;
  --color-100: #DFE7F6;
  --color-200: #C1CFEB;
  --color-300: #96ACD9;
  --color-400: #6E8BC4;
  --color-500: #4D6BA8;
  --color-600: #415681;
  --color-700: #32405C;
  --color-800: #242C3D;
  --color-900: #181C26;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  glaucous: {
    50: '#F3F6FC',
    100: '#DFE7F6',
    200: '#C1CFEB',
    300: '#96ACD9',
    400: '#6E8BC4',
    500: '#4D6BA8',
    600: '#415681',
    700: '#32405C',
    800: '#242C3D',
    900: '#181C26',
  },
}

$base: #597FCA;
$base-ink: #141310;
$base-50: #F3F6FC;
$base-100: #DFE7F6;
$base-200: #C1CFEB;
$base-300: #96ACD9;
$base-400: #6E8BC4;
$base-500: #4D6BA8;
$base-600: #415681;
$base-700: #32405C;
$base-800: #242C3D;
$base-900: #181C26;
$base-hover: #3860B1;
$base-subtle: #D1DAEB;

{
    "color": {
        "base": {
            "value": "#597FCA",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F3F6FC",
                "type": "color"
            },
            "100": {
                "value": "#DFE7F6",
                "type": "color"
            },
            "200": {
                "value": "#C1CFEB",
                "type": "color"
            },
            "300": {
                "value": "#96ACD9",
                "type": "color"
            },
            "400": {
                "value": "#6E8BC4",
                "type": "color"
            },
            "500": {
                "value": "#4D6BA8",
                "type": "color"
            },
            "600": {
                "value": "#415681",
                "type": "color"
            },
            "700": {
                "value": "#32405C",
                "type": "color"
            },
            "800": {
                "value": "#242C3D",
                "type": "color"
            },
            "900": {
                "value": "#181C26",
                "type": "color"
            }
        }
    }
}

Palettes built on #597FCA

Color Lab

Pairs with #597FCA

UI roles & guardrails

In real applications

Scales

Every model

Export