What color is #5C8EA5?

#5C8EA5 is a medium, muted cyan-blue. In RGB it is rgb(92, 142, 165), and in HSL hsl(199, 29%, 50%).

Is #5C8EA5 accessible as text?

On white, #5C8EA5 has a contrast ratio of 3.58:1 (fails WCAG AA for body text); on black it is 5.87:1 (passes). For text placed on #5C8EA5, use black for the best readability.

What is the closest Tailwind color to #5C8EA5?

The nearest Tailwind CSS token is cyan-600 (#0092B8).

What colors go well with #5C8EA5?

#5C8EA5 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #A4725B. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #5C8EA5 below.

Is #5C8EA5 good for buttons?

#5C8EA5 works well for buttons and highlights, but use black text on #5C8EA5 — white text only reaches 3.58:1, below the 4.5:1 needed for normal-size labels.

Is #5C8EA5 the same as CSS lightslategray?

No — #5C8EA5 is not the CSS named color lightslategray, but lightslategray (#778899) 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.

#5C8EA5 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #5C8EA5

Not just a swatch — here's how #5C8EA5 works with other colors. Named schemes with #5C8EA5 in its natural role, and a note on why the supporting colors balance it.

Nordic Calm Accent · 5 colors

Accent #5C8EA5 Secondary #AEB4B8 Surface #F1F2F0 Support #7B93A6 Anchor #2E3236

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

Coastal Morning Lead · 5 colors

Lead #5C8EA5 Accent #A6C4BF Surface #DEDABF Secondary #9AA0A0 Anchor #1F344A

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

Japanese Sand Base · 5 colors

Base #5C8EA5 Surface #ECEADC Highlight #F4F2E7 Secondary #B3B19F Ink #2A2723

Air Force Blue sets a calm, sun-bleached base here, wrapped in bone and paper off-whites and a soft greige, with a single ink accent for wabi-sabi restraint.

Tech Product Signal · 5 colors

Signal #5C8EA5 Surface #14161A Highlight #F4F6F8 Secondary #596672 Accent #85B2C8

Air Force 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 Air Force Blue.

Minimal Editorial Surface · 5 colors

Surface #F6F4EF Accent #5C8EA5 Secondary #A3B4BD Support #969386 Ink #16140F

Air Force 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 Air Force Blue carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #5C8EA5 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 31/100

Cool

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

Softness 57/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 37/100

Low

Mid depth — usable as an accent or a muted ground.

Naturalness 1/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 46/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 43/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 25/100

Low

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

UI accent fit 68/100

High

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

Surface fit 44/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 83/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #5C8EA5

For UI

For branding

For interior

For fashion

People also use #5C8EA5 with

Verdigris Very Peri Mocha Platinum 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 5.2:1. Use

Subtle surface Use #E0E7EB for cards and hover fills. Tint 80

Avoid beside #5B74A4 — 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 #5C8EA5 at work across the surfaces designers actually ship.

Website / UI

Northwind Sign up

Build faster.

A working theme, generated in seconds.

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: #5C8EA5;
  --color-base-rgb: 92 142 165;
  --color-base-oklch: oklch(62.0% 0.064 228.7);
  --color-50: #F5F8FA;
  --color-100: #E4EDF1;
  --color-200: #CADBE2;
  --color-300: #A5BECA;
  --color-400: #81A2B1;
  --color-500: #618494;
  --color-600: #4F6873;
  --color-700: #3C4C53;
  --color-800: #293337;
  --color-900: #1B2023;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  air-force-blue: {
    50: '#F5F8FA',
    100: '#E4EDF1',
    200: '#CADBE2',
    300: '#A5BECA',
    400: '#81A2B1',
    500: '#618494',
    600: '#4F6873',
    700: '#3C4C53',
    800: '#293337',
    900: '#1B2023',
  },
}

$base: #5C8EA5;
$base-ink: #141310;
$base-50: #F5F8FA;
$base-100: #E4EDF1;
$base-200: #CADBE2;
$base-300: #A5BECA;
$base-400: #81A2B1;
$base-500: #618494;
$base-600: #4F6873;
$base-700: #3C4C53;
$base-800: #293337;
$base-900: #1B2023;
$base-hover: #487184;
$base-subtle: #D0DCE1;

{
    "color": {
        "base": {
            "value": "#5C8EA5",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F5F8FA",
                "type": "color"
            },
            "100": {
                "value": "#E4EDF1",
                "type": "color"
            },
            "200": {
                "value": "#CADBE2",
                "type": "color"
            },
            "300": {
                "value": "#A5BECA",
                "type": "color"
            },
            "400": {
                "value": "#81A2B1",
                "type": "color"
            },
            "500": {
                "value": "#618494",
                "type": "color"
            },
            "600": {
                "value": "#4F6873",
                "type": "color"
            },
            "700": {
                "value": "#3C4C53",
                "type": "color"
            },
            "800": {
                "value": "#293337",
                "type": "color"
            },
            "900": {
                "value": "#1B2023",
                "type": "color"
            }
        }
    }
}

Palettes built on #5C8EA5

Color Lab

Pairs with #5C8EA5

UI roles & guardrails

In real applications

Scales

Every model

Export