What color is #918599?

#918599 is a medium low-chroma blue-gray with a subtle blue cast. In RGB it is rgb(145, 133, 153), and in HSL hsl(276, 9%, 56%).

Is #918599 accessible as text?

On white, #918599 has a contrast ratio of 3.49:1 (fails WCAG AA for body text); on black it is 6.02:1 (passes). For text placed on #918599, use black for the best readability.

What is the closest Tailwind color to #918599?

The nearest Tailwind CSS token is zinc-400 (#9F9FA9).

What colors go well with #918599?

As a neutral, #918599 pairs cleanly with either light or dark text depending on the surface, 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 #918599 the same as CSS lightslategray?

No — #918599 is not the CSS named color lightslategray, but lightslategray (#778899) is the closest CSS named color.

#918599 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #918599

Not just a swatch — here's how #918599 works with other colors. Named schemes with #918599 in its natural role, and a note on why the supporting colors balance it.

Japanese Sand Base · 5 colors

Base #918599 Surface #F1E8DC Highlight #F8F0E7 Secondary #BDADA1 Ink #2C2723

Light Slate Gray 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.

Coastal Morning Lead · 5 colors

Lead #918599 Accent #A5C4C4 Surface #E9D6BF Secondary #9AA0A1 Anchor #24334B

Light Slate Gray 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 #918599 Secondary #AFB4B9 Surface #F1F2F0 Support #8091A7 Anchor #2F3236

Light Slate Gray keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.

Minimal Editorial Surface · 5 colors

Surface #F8F4EF Accent #918599 Secondary #B8B3BB Support #9C9088 Ink #18140F

Light Slate Gray 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 Light Slate Gray carrying the quiet middle.

Berry & Cream Lead · 5 colors

Lead #918599 Surface #F5E6D7 Anchor #5C213F Accent #E5C2C7 Secondary #332B2F

Light Slate Gray sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.

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Color Lab

How #918599 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 49/100

Neutral

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

Softness 62/100

High

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 47/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 40/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 13/100

Very low

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

UI accent fit 52/100

Moderate

Workable accent with care around contrast.

Surface fit 55/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 96/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #918599

For UI

For branding

For interior

For fashion

People also use #918599 with

Cadet Grey Cool Gray Pewter 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 5.3:1. Use

Subtle surface Use #E9E7EA for cards and hover fills. Tint 80

Avoid beside #988599 — 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 #918599 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: #918599;
  --color-base-rgb: 145 133 153;
  --color-base-oklch: oklch(63.4% 0.033 312.0);
  --color-50: #F8F7F8;
  --color-100: #EBE9ED;
  --color-200: #D7D3DA;
  --color-300: #B9B2BD;
  --color-400: #9A92A0;
  --color-500: #7C7282;
  --color-600: #625B67;
  --color-700: #48444B;
  --color-800: #312E33;
  --color-900: #1F1D20;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  light-slate-gray: {
    50: '#F8F7F8',
    100: '#EBE9ED',
    200: '#D7D3DA',
    300: '#B9B2BD',
    400: '#9A92A0',
    500: '#7C7282',
    600: '#625B67',
    700: '#48444B',
    800: '#312E33',
    900: '#1F1D20',
  },
}

$base: #918599;
$base-ink: #141310;
$base-50: #F8F7F8;
$base-100: #EBE9ED;
$base-200: #D7D3DA;
$base-300: #B9B2BD;
$base-400: #9A92A0;
$base-500: #7C7282;
$base-600: #625B67;
$base-700: #48444B;
$base-800: #312E33;
$base-900: #1F1D20;
$base-hover: #74687D;
$base-subtle: #DEDBE0;

{
    "color": {
        "base": {
            "value": "#918599",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F8F7F8",
                "type": "color"
            },
            "100": {
                "value": "#EBE9ED",
                "type": "color"
            },
            "200": {
                "value": "#D7D3DA",
                "type": "color"
            },
            "300": {
                "value": "#B9B2BD",
                "type": "color"
            },
            "400": {
                "value": "#9A92A0",
                "type": "color"
            },
            "500": {
                "value": "#7C7282",
                "type": "color"
            },
            "600": {
                "value": "#625B67",
                "type": "color"
            },
            "700": {
                "value": "#48444B",
                "type": "color"
            },
            "800": {
                "value": "#312E33",
                "type": "color"
            },
            "900": {
                "value": "#1F1D20",
                "type": "color"
            }
        }
    }
}

Palettes built on #918599

Color Lab

Pairs with #918599

UI roles & guardrails

In real applications

Scales

Every model

Export