What color is #A4DADF?

#A4DADF is a light, soft cyan. In RGB it is rgb(164, 218, 223), and in HSL hsl(185, 48%, 76%).

Is #A4DADF accessible as text?

On white, #A4DADF has a contrast ratio of 1.54:1 (fails WCAG AA for body text); on black it is 13.67:1 (passes). For text placed on #A4DADF, use black for the best readability.

What is the closest Tailwind color to #A4DADF?

The nearest Tailwind CSS token is mist-300 (#D0D6D8).

What colors go well with #A4DADF?

#A4DADF pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #DFA9A4. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #A4DADF below.

Is #A4DADF good for buttons?

#A4DADF works well for buttons and highlights, but use black text on #A4DADF — white text only reaches 1.54:1, below the 4.5:1 needed for normal-size labels.

Is #A4DADF the same as CSS lightblue?

No — #A4DADF is not the CSS named color lightblue, but lightblue (#ADD8E6) is the closest CSS named color.

#A4DADF Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #A4DADF

Not just a swatch — here's how #A4DADF works with other colors. Named schemes with #A4DADF in its natural role, and a note on why the supporting colors balance it.

Nordic Calm Accent · 5 colors

Accent #A4DADF Secondary #AEB4B8 Surface #F1F2F0 Support #7A94A5 Anchor #2E3236

Light Blue 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 #A4DADF Accent #A6C4BE Surface #DFDABE Secondary #9AA0A0 Anchor #1D3549

Light Blue 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 #A4DADF Surface #EDEADC Highlight #F4F2E7 Secondary #B4B19F Ink #2A2723

Light Blue 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 #A4DADF Surface #14161A Highlight #F4F6F8 Secondary #596771 Accent #CFFFFF

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

Minimal Editorial Surface · 5 colors

Surface #F6F4EF Accent #A4DADF Secondary #ECFEFF Support #979286 Ink #16140F

Light Blue 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 Blue carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #A4DADF 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 35/100

Cool

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

Softness 77/100

High

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

Depth 14/100

Very low

Airy and open — recedes, leaves the composition light.

Naturalness 6/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 28/100

Low

A faint retro warmth without tipping into sepia.

Luxury 20/100

Low

Playful and accessible rather than exclusive.

Brand distinctiveness 22/100

Low

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

UI accent fit 12/100

Very low

Weak as an action color — too pale, too dark or too muted to signal.

Surface fit 69/100

High

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

Print safety 85/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #A4DADF

For UI

For branding

For interior

For fashion

People also use #A4DADF with

Seafoam Light Steel Blue Dusty Rose Platinum Dark Slate 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 12.1:1. Use

Subtle surface Use #EFF6F7 for cards and hover fills. Tint 80

Avoid beside #A4C7DF — 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 #A4DADF at work across the surfaces designers actually ship.

Website / UI

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A working theme, generated in seconds.

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: #A4DADF;
  --color-base-rgb: 164 218 223;
  --color-base-oklch: oklch(85.3% 0.056 203.3);
  --color-50: #F3FBFB;
  --color-100: #E0F3F5;
  --color-200: #C3E6EA;
  --color-300: #99D1D7;
  --color-400: #71BAC1;
  --color-500: #509EA5;
  --color-600: #437A7F;
  --color-700: #34585B;
  --color-800: #253A3C;
  --color-900: #182425;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  light-blue: {
    50: '#F3FBFB',
    100: '#E0F3F5',
    200: '#C3E6EA',
    300: '#99D1D7',
    400: '#71BAC1',
    500: '#509EA5',
    600: '#437A7F',
    700: '#34585B',
    800: '#253A3C',
    900: '#182425',
  },
}

$base: #A4DADF;
$base-ink: #141310;
$base-50: #F3FBFB;
$base-100: #E0F3F5;
$base-200: #C3E6EA;
$base-300: #99D1D7;
$base-400: #71BAC1;
$base-500: #509EA5;
$base-600: #437A7F;
$base-700: #34585B;
$base-800: #253A3C;
$base-900: #182425;
$base-hover: #6BC3CB;
$base-subtle: #E6F2F3;

{
    "color": {
        "base": {
            "value": "#A4DADF",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F3FBFB",
                "type": "color"
            },
            "100": {
                "value": "#E0F3F5",
                "type": "color"
            },
            "200": {
                "value": "#C3E6EA",
                "type": "color"
            },
            "300": {
                "value": "#99D1D7",
                "type": "color"
            },
            "400": {
                "value": "#71BAC1",
                "type": "color"
            },
            "500": {
                "value": "#509EA5",
                "type": "color"
            },
            "600": {
                "value": "#437A7F",
                "type": "color"
            },
            "700": {
                "value": "#34585B",
                "type": "color"
            },
            "800": {
                "value": "#253A3C",
                "type": "color"
            },
            "900": {
                "value": "#182425",
                "type": "color"
            }
        }
    }
}

Palettes built on #A4DADF

Color Lab

Pairs with #A4DADF

UI roles & guardrails

In real applications

Scales

Every model

Export