What color is #999EC6?

#999EC6 is a light, muted blue-violet. In RGB it is rgb(153, 158, 198), and in HSL hsl(233, 28%, 69%).

Is #999EC6 accessible as text?

On white, #999EC6 has a contrast ratio of 2.61:1 (fails WCAG AA for body text); on black it is 8.06:1 (passes). For text placed on #999EC6, use black for the best readability.

What is the closest Tailwind color to #999EC6?

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

What colors go well with #999EC6?

#999EC6 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #C6C19A. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #999EC6 below.

Is #999EC6 good for buttons?

#999EC6 works well for buttons and highlights, but use black text on #999EC6 — white text only reaches 2.61:1, below the 4.5:1 needed for normal-size labels.

Is #999EC6 the same as CSS darkgray?

No — #999EC6 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.

#999EC6 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #999EC6

Not just a swatch — here's how #999EC6 works with other colors. Named schemes with #999EC6 in its natural role, and a note on why the supporting colors balance it.

Nordic Calm Accent · 5 colors

Accent #999EC6 Secondary #AEB4B8 Surface #F1F2F0 Support #7E92A7 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.

Japanese Sand Base · 5 colors

Base #999EC6 Surface #F2E8DD Highlight #F8F0E7 Secondary #BEADA2 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.

Coastal Morning Lead · 5 colors

Lead #999EC6 Accent #A5C4C2 Surface #EAD5BF Secondary #9AA0A1 Anchor #22344A

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

Minimal Editorial Surface · 5 colors

Surface #F8F4EF Accent #999EC6 Secondary #CACCDB Support #9D9088 Ink #18140F

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.

Tech Product Signal · 5 colors

Signal #999EC6 Surface #14161A Highlight #F4F6F8 Secondary #5B6672 Accent #BFC4EA

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.

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Color Lab

How #999EC6 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 39/100

Neutral

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

Softness 65/100

High

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

Depth 28/100

Low

Airy and open — recedes, leaves the composition light.

Naturalness 0/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 43/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 35/100

Low

Understated — leans refined without going austere.

Brand distinctiveness 23/100

Low

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

UI accent fit 44/100

Moderate

Workable accent with care around contrast.

Surface fit 55/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 91/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #999EC6

For UI

For branding

For interior

For fashion

People also use #999EC6 with

Light Steel Blue Lilac Tan Gainsboro Gunmetal Gray

UI roles & guardrails

Primary action Safe as a filled button with near-black label. AAA

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 7.1:1. Use

Subtle surface Use #ECEDF2 for cards and hover fills. Tint 80

Avoid beside #A39AC6 — 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 #999EC6 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: #999EC6;
  --color-base-rgb: 153 158 198;
  --color-base-oklch: oklch(70.9% 0.059 279.2);
  --color-50: #F5F6FA;
  --color-100: #E5E6F1;
  --color-200: #CBCDE2;
  --color-300: #A6AACA;
  --color-400: #8287B0;
  --color-500: #626893;
  --color-600: #4F5472;
  --color-700: #3C3F53;
  --color-800: #2A2B37;
  --color-900: #1B1C22;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  cadet-grey: {
    50: '#F5F6FA',
    100: '#E5E6F1',
    200: '#CBCDE2',
    300: '#A6AACA',
    400: '#8287B0',
    500: '#626893',
    600: '#4F5472',
    700: '#3C3F53',
    800: '#2A2B37',
    900: '#1B1C22',
  },
}

$base: #999EC6;
$base-ink: #141310;
$base-50: #F5F6FA;
$base-100: #E5E6F1;
$base-200: #CBCDE2;
$base-300: #A6AACA;
$base-400: #8287B0;
$base-500: #626893;
$base-600: #4F5472;
$base-700: #3C3F53;
$base-800: #2A2B37;
$base-900: #1B1C22;
$base-hover: #6D74AD;
$base-subtle: #E2E3EC;

{
    "color": {
        "base": {
            "value": "#999EC6",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F5F6FA",
                "type": "color"
            },
            "100": {
                "value": "#E5E6F1",
                "type": "color"
            },
            "200": {
                "value": "#CBCDE2",
                "type": "color"
            },
            "300": {
                "value": "#A6AACA",
                "type": "color"
            },
            "400": {
                "value": "#8287B0",
                "type": "color"
            },
            "500": {
                "value": "#626893",
                "type": "color"
            },
            "600": {
                "value": "#4F5472",
                "type": "color"
            },
            "700": {
                "value": "#3C3F53",
                "type": "color"
            },
            "800": {
                "value": "#2A2B37",
                "type": "color"
            },
            "900": {
                "value": "#1B1C22",
                "type": "color"
            }
        }
    }
}

Palettes built on #999EC6

Color Lab

Pairs with #999EC6

UI roles & guardrails

In real applications

Scales

Every model

Export