What color is #899DBE?

#899DBE is a light, muted blue. In RGB it is rgb(137, 157, 190), and in HSL hsl(217, 29%, 64%).

Is #899DBE accessible as text?

On white, #899DBE has a contrast ratio of 2.75:1 (fails WCAG AA for body text); on black it is 7.63:1 (passes). For text placed on #899DBE, use black for the best readability.

What is the closest Tailwind color to #899DBE?

The nearest Tailwind CSS token is mauve-400 (#A89EA9).

What colors go well with #899DBE?

#899DBE pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #BEA989. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #899DBE below.

Is #899DBE good for buttons?

#899DBE works well for buttons and highlights, but use black text on #899DBE — white text only reaches 2.75:1, below the 4.5:1 needed for normal-size labels.

Is #899DBE the same as CSS darkgray?

No — #899DBE is not the CSS named color darkgray, but darkgray (#A9A9A9) 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.

#899DBE Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #899DBE

Not just a swatch — here's how #899DBE works with other colors. Named schemes with #899DBE in its natural role, and a note on why the supporting colors balance it.

Nordic Calm Accent · 5 colors

Accent #899DBE Secondary #AEB4B8 Surface #F1F2F0 Support #7D93A6 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 #899DBE Accent #A5C4C1 Surface #DDDBBF Secondary #9AA0A1 Anchor #21344A

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 #899DBE Surface #EBEADC Highlight #F4F2E7 Secondary #BEACA2 Ink #2C2724

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 #899DBE Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #B0C3E2

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 #899DBE Secondary #C1C8D5 Support #9D8F88 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 #899DBE 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 36/100

Cool

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

Softness 64/100

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 40/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 36/100

Low

Understated — leans refined without going austere.

Brand distinctiveness 21/100

Low

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

UI accent fit 47/100

Moderate

Workable accent with care around contrast.

Surface fit 54/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 90/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #899DBE

For UI

For branding

For interior

For fashion

People also use #899DBE with

Ash Gray Cool Gray Khaki 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 Only on dark surfaces. Avoid

Background Pair with #141310 text at 6.7:1. Use

Subtle surface Use #E9ECF0 for cards and hover fills. Tint 80

Avoid beside #898BBE — 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 #899DBE 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: #899DBE;
  --color-base-rgb: 137 157 190;
  --color-base-oklch: oklch(69.2% 0.054 260.4);
  --color-50: #F5F7FA;
  --color-100: #E4E9F1;
  --color-200: #CAD3E2;
  --color-300: #A5B3CA;
  --color-400: #8193B1;
  --color-500: #617494;
  --color-600: #4F5D73;
  --color-700: #3C4553;
  --color-800: #292F37;
  --color-900: #1B1E23;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  cadet-grey: {
    50: '#F5F7FA',
    100: '#E4E9F1',
    200: '#CAD3E2',
    300: '#A5B3CA',
    400: '#8193B1',
    500: '#617494',
    600: '#4F5D73',
    700: '#3C4553',
    800: '#292F37',
    900: '#1B1E23',
  },
}

$base: #899DBE;
$base-ink: #141310;
$base-50: #F5F7FA;
$base-100: #E4E9F1;
$base-200: #CAD3E2;
$base-300: #A5B3CA;
$base-400: #8193B1;
$base-500: #617494;
$base-600: #4F5D73;
$base-700: #3C4553;
$base-800: #292F37;
$base-900: #1B1E23;
$base-hover: #5E7AA7;
$base-subtle: #DDE2EA;

{
    "color": {
        "base": {
            "value": "#899DBE",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F5F7FA",
                "type": "color"
            },
            "100": {
                "value": "#E4E9F1",
                "type": "color"
            },
            "200": {
                "value": "#CAD3E2",
                "type": "color"
            },
            "300": {
                "value": "#A5B3CA",
                "type": "color"
            },
            "400": {
                "value": "#8193B1",
                "type": "color"
            },
            "500": {
                "value": "#617494",
                "type": "color"
            },
            "600": {
                "value": "#4F5D73",
                "type": "color"
            },
            "700": {
                "value": "#3C4553",
                "type": "color"
            },
            "800": {
                "value": "#292F37",
                "type": "color"
            },
            "900": {
                "value": "#1B1E23",
                "type": "color"
            }
        }
    }
}

Palettes built on #899DBE

Color Lab

Pairs with #899DBE

UI roles & guardrails

In real applications

Scales

Every model

Export