What color is #5BB7FD?

#5BB7FD is a light, vivid cyan-blue. In RGB it is rgb(91, 183, 253), and in HSL hsl(206, 98%, 67%).

Is #5BB7FD accessible as text?

On white, #5BB7FD has a contrast ratio of 2.18:1 (fails WCAG AA for body text); on black it is 9.64:1 (passes). For text placed on #5BB7FD, use black for the best readability.

What is the closest Tailwind color to #5BB7FD?

The nearest Tailwind CSS token is sky-400 (#00BCFF).

What colors go well with #5BB7FD?

#5BB7FD pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #FDA058. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #5BB7FD below.

Is #5BB7FD good for buttons?

#5BB7FD works well for buttons and highlights, but use black text on #5BB7FD — white text only reaches 2.18:1, below the 4.5:1 needed for normal-size labels.

Is #5BB7FD the same as CSS deepskyblue?

No — #5BB7FD is not the CSS named color deepskyblue, but deepskyblue (#00BFFF) is the closest CSS named color.

#5BB7FD Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #5BB7FD

Not just a swatch — here's how #5BB7FD works with other colors. Named schemes with #5BB7FD in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #5BB7FD Accent #A5C4C0 Surface #DEDBBF Secondary #9AA0A0 Anchor #20344A

Deep Sky Blue 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 #5BB7FD Secondary #AEB4B8 Surface #F1F2F0 Support #7C93A6 Anchor #2E3236

Deep Sky Blue 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 #5BB7FD Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #8DDEFF

Deep Sky 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 Deep Sky Blue.

Minimal Editorial Surface · 5 colors

Surface #F6F4EF Accent #5BB7FD Secondary #C2E0F9 Support #969386 Ink #16140F

Deep Sky 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 Deep Sky Blue carrying the quiet middle.

Modern Café Dominant · 5 colors

Dominant #5BB7FD Anchor #3B2924 Surface #EAE5D0 Accent #7A9E77 Secondary #393933

Deep Sky Blue 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.

Build a working theme in the generator →

Color Lab

How #5BB7FD 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 11/100

Cool

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

Softness 56/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 25/100

Low

Airy and open — recedes, leaves the composition light.

Naturalness 0/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 32/100

Low

A faint retro warmth without tipping into sepia.

Luxury 32/100

Low

Understated — leans refined without going austere.

Brand distinctiveness 52/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 42/100

Moderate

Workable accent with care around contrast.

Surface fit 36/100

Low

Usable as a tinted surface in measured doses.

Print safety 69/100

High

Prints close, with a slight loss of vibrancy.

Pairs with #5BB7FD

For UI

For branding

For interior

For fashion

People also use #5BB7FD with

Electric Blue Iris Fawn Gainsboro Charcoal

UI roles & guardrails

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

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

Large display Only on dark surfaces. Avoid

Background Pair with #141310 text at 8.5:1. Use

Subtle surface Use #E2F0FA for cards and hover fills. Tint 80

Avoid beside #587FFD — 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 #5BB7FD 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: #5BB7FD;
  --color-base-rgb: 91 183 253;
  --color-base-oklch: oklch(75.2% 0.134 244.0);
  --color-50: #F0F8FE;
  --color-100: #D8EDFD;
  --color-200: #B1DBFC;
  --color-300: #78C0F7;
  --color-400: #48A4EA;
  --color-500: #2486D1;
  --color-600: #24699E;
  --color-700: #204D6F;
  --color-800: #193448;
  --color-900: #11202C;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  deep-sky-blue: {
    50: '#F0F8FE',
    100: '#D8EDFD',
    200: '#B1DBFC',
    300: '#78C0F7',
    400: '#48A4EA',
    500: '#2486D1',
    600: '#24699E',
    700: '#204D6F',
    800: '#193448',
    900: '#11202C',
  },
}

$base: #5BB7FD;
$base-ink: #141310;
$base-50: #F0F8FE;
$base-100: #D8EDFD;
$base-200: #B1DBFC;
$base-300: #78C0F7;
$base-400: #48A4EA;
$base-500: #2486D1;
$base-600: #24699E;
$base-700: #204D6F;
$base-800: #193448;
$base-900: #11202C;
$base-hover: #1598FD;
$base-subtle: #D3E8F9;

{
    "color": {
        "base": {
            "value": "#5BB7FD",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F0F8FE",
                "type": "color"
            },
            "100": {
                "value": "#D8EDFD",
                "type": "color"
            },
            "200": {
                "value": "#B1DBFC",
                "type": "color"
            },
            "300": {
                "value": "#78C0F7",
                "type": "color"
            },
            "400": {
                "value": "#48A4EA",
                "type": "color"
            },
            "500": {
                "value": "#2486D1",
                "type": "color"
            },
            "600": {
                "value": "#24699E",
                "type": "color"
            },
            "700": {
                "value": "#204D6F",
                "type": "color"
            },
            "800": {
                "value": "#193448",
                "type": "color"
            },
            "900": {
                "value": "#11202C",
                "type": "color"
            }
        }
    }
}

Palettes built on #5BB7FD

Color Lab

Pairs with #5BB7FD

UI roles & guardrails

In real applications

Scales

Every model

Export