What color is #879DAB?

#879DAB is a medium low-chroma blue-gray with a subtle blue cast. In RGB it is rgb(135, 157, 171), and in HSL hsl(203, 18%, 60%).

Is #879DAB accessible as text?

On white, #879DAB has a contrast ratio of 2.82:1 (fails WCAG AA for body text); on black it is 7.44:1 (passes). For text placed on #879DAB, use black for the best readability.

What is the closest Tailwind color to #879DAB?

The nearest Tailwind CSS token is slate-400 (#90A1B9).

What colors go well with #879DAB?

As a neutral, #879DAB pairs cleanly with charcoal, near-black and dark grays for text, and sits under accent hues like blue, violet, emerald or warm orange — use it as a muted neutral, divider, icon or disabled-state color and let the accent carry the color.

Is #879DAB the same as CSS cadetblue?

No — #879DAB is not the CSS named color cadetblue, but cadetblue (#5F9EA0) 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.

#879DAB Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #879DAB

Not just a swatch — here's how #879DAB works with other colors. Named schemes with #879DAB in its natural role, and a note on why the supporting colors balance it.

Nordic Calm Accent · 5 colors

Accent #879DAB Secondary #AEB4B8 Surface #F1F2F0 Support #7C93A6 Anchor #2E3236

Cadet Grey 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 #879DAB Accent #A6C4C0 Surface #DEDABF Secondary #9AA0A0 Anchor #1F344A

Cadet Grey 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 #879DAB Surface #ECEADC Highlight #F4F2E7 Secondary #B2B2A0 Ink #2A2723

Cadet Grey 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 #879DAB Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #AEC2CF

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

Minimal Editorial Surface · 5 colors

Surface #F6F4EF Accent #879DAB Secondary #BFC7CC Support #969386 Ink #16140F

Cadet Grey 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 Cadet Grey carrying the quiet middle.

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Color Lab

How #879DAB 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 40/100

Neutral

Balanced temperature — flexible, sits between warm and cool schemes.

Softness 66/100

High

Soft and easy on the eye — gentle backdrops, calm surfaces.

Depth 30/100

Low

Airy and open — recedes, leaves the composition light.

Naturalness 0/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 33/100

Low

A faint retro warmth without tipping into sepia.

Luxury 36/100

Low

Understated — leans refined without going austere.

Brand distinctiveness 12/100

Very low

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

UI accent fit 41/100

Moderate

Workable accent with care around contrast.

Surface fit 60/100

High

Calm enough for large fills — backgrounds, cards, sections.

Print safety 92/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #879DAB

For UI

For branding

For interior

For fashion

People also use #879DAB with

Ash Gray Cool Gray Rosy Brown 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 Only on dark surfaces. Avoid

Background Pair with #141310 text at 6.6:1. Use

Subtle surface Use #E8EBED for cards and hover fills. Tint 80

Avoid beside #8791AB — 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 #879DAB 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: #879DAB;
  --color-base-rgb: 135 157 171;
  --color-base-oklch: oklch(68.4% 0.032 235.9);
  --color-50: #F6F8F9;
  --color-100: #E7ECEE;
  --color-200: #CFD8DE;
  --color-300: #ACBAC3;
  --color-400: #8A9CA8;
  --color-500: #6B7E8A;
  --color-600: #56646C;
  --color-700: #40494F;
  --color-800: #2C3135;
  --color-900: #1C1F21;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  cadet-grey: {
    50: '#F6F8F9',
    100: '#E7ECEE',
    200: '#CFD8DE',
    300: '#ACBAC3',
    400: '#8A9CA8',
    500: '#6B7E8A',
    600: '#56646C',
    700: '#40494F',
    800: '#2C3135',
    900: '#1C1F21',
  },
}

$base: #879DAB;
$base-ink: #141310;
$base-50: #F6F8F9;
$base-100: #E7ECEE;
$base-200: #CFD8DE;
$base-300: #ACBAC3;
$base-400: #8A9CA8;
$base-500: #6B7E8A;
$base-600: #56646C;
$base-700: #40494F;
$base-800: #2C3135;
$base-900: #1C1F21;
$base-hover: #648090;
$base-subtle: #DCE1E5;

{
    "color": {
        "base": {
            "value": "#879DAB",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F6F8F9",
                "type": "color"
            },
            "100": {
                "value": "#E7ECEE",
                "type": "color"
            },
            "200": {
                "value": "#CFD8DE",
                "type": "color"
            },
            "300": {
                "value": "#ACBAC3",
                "type": "color"
            },
            "400": {
                "value": "#8A9CA8",
                "type": "color"
            },
            "500": {
                "value": "#6B7E8A",
                "type": "color"
            },
            "600": {
                "value": "#56646C",
                "type": "color"
            },
            "700": {
                "value": "#40494F",
                "type": "color"
            },
            "800": {
                "value": "#2C3135",
                "type": "color"
            },
            "900": {
                "value": "#1C1F21",
                "type": "color"
            }
        }
    }
}