What color is #6C8EB6?

#6C8EB6 is a medium, muted blue. In RGB it is rgb(108, 142, 182), and in HSL hsl(212, 34%, 57%).

Is #6C8EB6 accessible as text?

On white, #6C8EB6 has a contrast ratio of 3.40:1 (fails WCAG AA for body text); on black it is 6.18:1 (passes). For text placed on #6C8EB6, use black for the best readability.

What is the closest Tailwind color to #6C8EB6?

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

What colors go well with #6C8EB6?

#6C8EB6 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #B7946C. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #6C8EB6 below.

Is #6C8EB6 good for buttons?

#6C8EB6 works well for buttons and highlights, but use black text on #6C8EB6 — white text only reaches 3.40:1, below the 4.5:1 needed for normal-size labels.

Is #6C8EB6 the same as CSS lightslategray?

No — #6C8EB6 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.

#6C8EB6 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #6C8EB6

Not just a swatch — here's how #6C8EB6 works with other colors. Named schemes with #6C8EB6 in its natural role, and a note on why the supporting colors balance it.

Nordic Calm Accent · 5 colors

Accent #6C8EB6 Secondary #AEB4B8 Surface #F1F2F0 Support #7D93A6 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 #6C8EB6 Accent #A5C4C1 Surface #DDDBBF Secondary #9AA0A1 Anchor #20344A

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 #6C8EB6 Surface #ECEADC Highlight #F4F2E7 Secondary #B2B2A0 Ink #2C2724

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 #6C8EB6 Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #93B3D9

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 #6C8EB6 Secondary #ABB8C6 Support #959386 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 #6C8EB6 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 30/100

Cool

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

Softness 57/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 35/100

Low

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

Naturalness 0/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 49/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 42/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 28/100

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 85/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #6C8EB6

For UI

For branding

For interior

For fashion

People also use #6C8EB6 with

Ash Gray Very Peri Camel 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 5.5:1. Use

Subtle surface Use #E4E9EE for cards and hover fills. Tint 80

Avoid beside #6C76B7 — 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 #6C8EB6 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: #6C8EB6;
  --color-base-rgb: 108 142 182;
  --color-base-oklch: oklch(63.7% 0.072 252.9);
  --color-50: #F4F7FA;
  --color-100: #E3EAF2;
  --color-200: #C8D5E4;
  --color-300: #A2B6CE;
  --color-400: #7D97B5;
  --color-500: #5C7898;
  --color-600: #4C5F76;
  --color-700: #3A4655;
  --color-800: #283039;
  --color-900: #1A1E23;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  air-force-blue: {
    50: '#F4F7FA',
    100: '#E3EAF2',
    200: '#C8D5E4',
    300: '#A2B6CE',
    400: '#7D97B5',
    500: '#5C7898',
    600: '#4C5F76',
    700: '#3A4655',
    800: '#283039',
    900: '#1A1E23',
  },
}

$base: #6C8EB6;
$base-ink: #141310;
$base-50: #F4F7FA;
$base-100: #E3EAF2;
$base-200: #C8D5E4;
$base-300: #A2B6CE;
$base-400: #7D97B5;
$base-500: #5C7898;
$base-600: #4C5F76;
$base-700: #3A4655;
$base-800: #283039;
$base-900: #1A1E23;
$base-hover: #4D729C;
$base-subtle: #D6DEE7;

{
    "color": {
        "base": {
            "value": "#6C8EB6",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F4F7FA",
                "type": "color"
            },
            "100": {
                "value": "#E3EAF2",
                "type": "color"
            },
            "200": {
                "value": "#C8D5E4",
                "type": "color"
            },
            "300": {
                "value": "#A2B6CE",
                "type": "color"
            },
            "400": {
                "value": "#7D97B5",
                "type": "color"
            },
            "500": {
                "value": "#5C7898",
                "type": "color"
            },
            "600": {
                "value": "#4C5F76",
                "type": "color"
            },
            "700": {
                "value": "#3A4655",
                "type": "color"
            },
            "800": {
                "value": "#283039",
                "type": "color"
            },
            "900": {
                "value": "#1A1E23",
                "type": "color"
            }
        }
    }
}

Palettes built on #6C8EB6

Color Lab

Pairs with #6C8EB6

UI roles & guardrails

In real applications

Scales

Every model

Export