What color is #99ACEA?

#99ACEA is a light, soft blue. In RGB it is rgb(153, 172, 234), and in HSL hsl(226, 66%, 76%).

Is #99ACEA accessible as text?

On white, #99ACEA has a contrast ratio of 2.22:1 (fails WCAG AA for body text); on black it is 9.44:1 (passes). For text placed on #99ACEA, use black for the best readability.

What is the closest Tailwind color to #99ACEA?

The nearest Tailwind CSS token is indigo-300 (#A3B3FF).

What colors go well with #99ACEA?

#99ACEA pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #EAD799. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #99ACEA below.

Is #99ACEA good for buttons?

#99ACEA works well for buttons and highlights, but use black text on #99ACEA — white text only reaches 2.22:1, below the 4.5:1 needed for normal-size labels.

Is #99ACEA the same as CSS lightsteelblue?

No — #99ACEA is not the CSS named color lightsteelblue, but lightsteelblue (#B0C4DE) is the closest CSS named color.

#99ACEA Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #99ACEA

Not just a swatch — here's how #99ACEA works with other colors. Named schemes with #99ACEA in its natural role, and a note on why the supporting colors balance it.

Nordic Calm Accent · 5 colors

Accent #99ACEA Secondary #AEB4B8 Surface #F1F2F0 Support #7E92A7 Anchor #2E3236

Iceberg 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 #99ACEA Accent #A5C4C2 Surface #EAD5C0 Secondary #9AA0A1 Anchor #21344A

Iceberg 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 #99ACEA Surface #F2E8DD Highlight #F8F0E7 Secondary #BEACA2 Ink #2C2724

Iceberg 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 #99ACEA Surface #14161A Highlight #F4F6F8 Secondary #5B6672 Accent #C1D3FF

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

Minimal Editorial Surface · 5 colors

Surface #F8F4EF Accent #99ACEA Secondary #D3DBF2 Support #9D8F88 Ink #18140F

Iceberg 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 Iceberg carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #99ACEA 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 29/100

Cool

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

Softness 63/100

High

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

Depth 24/100

Low

Airy and open — recedes, leaves the composition light.

Naturalness 0/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 44/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 32/100

Low

Understated — leans refined without going austere.

Brand distinctiveness 36/100

Low

Recognisable but shares space with nearby hues.

UI accent fit 38/100

Low

Workable accent with care around contrast.

Surface fit 49/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 84/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #99ACEA

For UI

For branding

For interior

For fashion

People also use #99ACEA with

Powder Blue Wisteria Flax Gainsboro Charcoal

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 8.4:1. Use

Subtle surface Use #EDF0F9 for cards and hover fills. Tint 80

Avoid beside #A199EA — 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 #99ACEA 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: #99ACEA;
  --color-base-rgb: 153 172 234;
  --color-base-oklch: oklch(75.3% 0.092 270.9);
  --color-50: #F2F4FD;
  --color-100: #DCE3F9;
  --color-200: #BBC8F1;
  --color-300: #8DA1E2;
  --color-400: #627CD0;
  --color-500: #405BB5;
  --color-600: #384B8A;
  --color-700: #2D3962;
  --color-800: #212840;
  --color-900: #161A28;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  iceberg: {
    50: '#F2F4FD',
    100: '#DCE3F9',
    200: '#BBC8F1',
    300: '#8DA1E2',
    400: '#627CD0',
    500: '#405BB5',
    600: '#384B8A',
    700: '#2D3962',
    800: '#212840',
    900: '#161A28',
  },
}

$base: #99ACEA;
$base-ink: #141310;
$base-50: #F2F4FD;
$base-100: #DCE3F9;
$base-200: #BBC8F1;
$base-300: #8DA1E2;
$base-400: #627CD0;
$base-500: #405BB5;
$base-600: #384B8A;
$base-700: #2D3962;
$base-800: #212840;
$base-900: #161A28;
$base-hover: #5978DD;
$base-subtle: #E3E8F6;

{
    "color": {
        "base": {
            "value": "#99ACEA",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F2F4FD",
                "type": "color"
            },
            "100": {
                "value": "#DCE3F9",
                "type": "color"
            },
            "200": {
                "value": "#BBC8F1",
                "type": "color"
            },
            "300": {
                "value": "#8DA1E2",
                "type": "color"
            },
            "400": {
                "value": "#627CD0",
                "type": "color"
            },
            "500": {
                "value": "#405BB5",
                "type": "color"
            },
            "600": {
                "value": "#384B8A",
                "type": "color"
            },
            "700": {
                "value": "#2D3962",
                "type": "color"
            },
            "800": {
                "value": "#212840",
                "type": "color"
            },
            "900": {
                "value": "#161A28",
                "type": "color"
            }
        }
    }
}