What color is #5770BB?

#5770BB is a medium blue. In RGB it is rgb(87, 112, 187), and in HSL hsl(225, 42%, 54%).

Is #5770BB accessible as text?

On white, #5770BB has a contrast ratio of 4.73:1 (passes WCAG AA for body text); on black it is 4.44:1 (fails). For text placed on #5770BB, use white for the best readability.

What is the closest Tailwind color to #5770BB?

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

What colors go well with #5770BB?

#5770BB pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #BBA258. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #5770BB below.

Is #5770BB good for buttons?

#5770BB works well for buttons and highlights, but use white text on #5770BB — black text only reaches 4.44:1, below the 4.5:1 needed for normal-size labels.

Is #5770BB the same as CSS steelblue?

No — #5770BB is not the CSS named color steelblue, but steelblue (#4682B4) is the closest CSS named color.

#5770BB Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #5770BB

Not just a swatch — here's how #5770BB works with other colors. Named schemes with #5770BB in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #5770BB Accent #A5C4C2 Surface #EAD5C0 Secondary #9AA0A1 Anchor #21344A

Very Peri 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 #5770BB Surface #14161A Highlight #F4F6F8 Secondary #5B6672 Accent #7C95DC

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

Vintage Leather Lead · 5 colors

Lead #5770BB Secondary #7F4535 Surface #EED7C2 Accent #365246 Anchor #58223A

Very Peri 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 #5770BB Surface #F6E5D8 Anchor #5B2143 Accent #E5C2CA Secondary #322B2F

Very Peri 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 #5770BB Secondary #939EBA Support #9D8F88 Ink #18140F

Very Peri 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 Very Peri carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #5770BB 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 22/100

Cool

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

Softness 45/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 44/100

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 32/100

Low

Recognisable but shares space with nearby hues.

UI accent fit 97/100

Very high

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

Surface fit 22/100

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 #5770BB

For UI

For branding

For interior

For fashion

People also use #5770BB with

Lagoon Blue Royal Purple Brass Gainsboro Charcoal

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 4.7:1. Use

Subtle surface Use #E0E4EF for cards and hover fills. Tint 80

Avoid beside #6158BB — 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 #5770BB 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: #5770BB;
  --color-base-rgb: 87 112 187;
  --color-base-oklch: oklch(56.1% 0.120 268.4);
  --color-50: #F4F6FB;
  --color-100: #E2E6F4;
  --color-200: #C5CEE7;
  --color-300: #9CAAD3;
  --color-400: #7688BC;
  --color-500: #55689F;
  --color-600: #47547B;
  --color-700: #363F58;
  --color-800: #262B3B;
  --color-900: #191C24;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  very-peri: {
    50: '#F4F6FB',
    100: '#E2E6F4',
    200: '#C5CEE7',
    300: '#9CAAD3',
    400: '#7688BC',
    500: '#55689F',
    600: '#47547B',
    700: '#363F58',
    800: '#262B3B',
    900: '#191C24',
  },
}

$base: #5770BB;
$base-ink: #FFFFFF;
$base-50: #F4F6FB;
$base-100: #E2E6F4;
$base-200: #C5CEE7;
$base-300: #9CAAD3;
$base-400: #7688BC;
$base-500: #55689F;
$base-600: #47547B;
$base-700: #363F58;
$base-800: #262B3B;
$base-900: #191C24;
$base-hover: #40579C;
$base-subtle: #D1D6E7;

{
    "color": {
        "base": {
            "value": "#5770BB",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F4F6FB",
                "type": "color"
            },
            "100": {
                "value": "#E2E6F4",
                "type": "color"
            },
            "200": {
                "value": "#C5CEE7",
                "type": "color"
            },
            "300": {
                "value": "#9CAAD3",
                "type": "color"
            },
            "400": {
                "value": "#7688BC",
                "type": "color"
            },
            "500": {
                "value": "#55689F",
                "type": "color"
            },
            "600": {
                "value": "#47547B",
                "type": "color"
            },
            "700": {
                "value": "#363F58",
                "type": "color"
            },
            "800": {
                "value": "#262B3B",
                "type": "color"
            },
            "900": {
                "value": "#191C24",
                "type": "color"
            }
        }
    }
}

Palettes built on #5770BB

Color Lab

Pairs with #5770BB

UI roles & guardrails

In real applications

Scales

Every model

Export