What color is #A3DDFA?

#A3DDFA is a light, soft cyan-blue. In RGB it is rgb(163, 221, 250), and in HSL hsl(200, 90%, 81%).

Is #A3DDFA accessible as text?

On white, #A3DDFA has a contrast ratio of 1.47:1 (fails WCAG AA for body text); on black it is 14.28:1 (passes). For text placed on #A3DDFA, use black for the best readability.

What is the closest Tailwind color to #A3DDFA?

The nearest Tailwind CSS token is blue-200 (#BEDBFF).

What colors go well with #A3DDFA?

#A3DDFA pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #FAC0A3. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #A3DDFA below.

Is #A3DDFA good for buttons?

#A3DDFA works well for buttons and highlights, but use black text on #A3DDFA — white text only reaches 1.47:1, below the 4.5:1 needed for normal-size labels.

Is #A3DDFA the same as CSS lightblue?

No — #A3DDFA is not the CSS named color lightblue, but lightblue (#ADD8E6) is the closest CSS named color.

#A3DDFA Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #A3DDFA

Not just a swatch — here's how #A3DDFA works with other colors. Named schemes with #A3DDFA in its natural role, and a note on why the supporting colors balance it.

Nordic Calm Accent · 5 colors

Accent #A3DDFA Secondary #AEB4B8 Surface #F1F2F0 Support #7B93A6 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 #A3DDFA Accent #A6C4BF Surface #DEDABF Secondary #9AA0A0 Anchor #1F344A

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 #A3DDFA Surface #ECEADC Highlight #F4F2E7 Secondary #B3B19F 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 #A3DDFA Surface #14161A Highlight #F4F6F8 Secondary #596672 Accent #CEFFFF

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 #A3DDFA Secondary #EAFEFF Support #969386 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 #A3DDFA 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 75/100

High

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

Depth 13/100

Very low

Airy and open — recedes, leaves the composition light.

Naturalness 1/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 28/100

Low

A faint retro warmth without tipping into sepia.

Luxury 19/100

Very low

Playful and accessible rather than exclusive.

Brand distinctiveness 28/100

Low

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

UI accent fit 11/100

Very low

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

Surface fit 66/100

High

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

Print safety 81/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #A3DDFA

For UI

For branding

For interior

For fashion

People also use #A3DDFA with

Celeste Wisteria Desert Sand Platinum 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 12.6:1. Use

Subtle surface Use #EFF7FC for cards and hover fills. Tint 80

Avoid beside #A3C0FA — 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 #A3DDFA at work across the surfaces designers actually ship.

Website / UI

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Build faster.

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: #A3DDFA;
  --color-base-rgb: 163 221 250;
  --color-base-oklch: oklch(86.8% 0.072 230.2);
  --color-50: #F0FAFE;
  --color-100: #D8F1FD;
  --color-200: #B2E2FB;
  --color-300: #7ECBF2;
  --color-400: #4FB2E3;
  --color-500: #2B95CA;
  --color-600: #297499;
  --color-700: #23546C;
  --color-800: #1B3846;
  --color-900: #12232B;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  light-blue: {
    50: '#F0FAFE',
    100: '#D8F1FD',
    200: '#B2E2FB',
    300: '#7ECBF2',
    400: '#4FB2E3',
    500: '#2B95CA',
    600: '#297499',
    700: '#23546C',
    800: '#1B3846',
    900: '#12232B',
  },
}

$base: #A3DDFA;
$base-ink: #141310;
$base-50: #F0FAFE;
$base-100: #D8F1FD;
$base-200: #B2E2FB;
$base-300: #7ECBF2;
$base-400: #4FB2E3;
$base-500: #2B95CA;
$base-600: #297499;
$base-700: #23546C;
$base-800: #1B3846;
$base-900: #12232B;
$base-hover: #54C0F6;
$base-subtle: #E7F4FA;

{
    "color": {
        "base": {
            "value": "#A3DDFA",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F0FAFE",
                "type": "color"
            },
            "100": {
                "value": "#D8F1FD",
                "type": "color"
            },
            "200": {
                "value": "#B2E2FB",
                "type": "color"
            },
            "300": {
                "value": "#7ECBF2",
                "type": "color"
            },
            "400": {
                "value": "#4FB2E3",
                "type": "color"
            },
            "500": {
                "value": "#2B95CA",
                "type": "color"
            },
            "600": {
                "value": "#297499",
                "type": "color"
            },
            "700": {
                "value": "#23546C",
                "type": "color"
            },
            "800": {
                "value": "#1B3846",
                "type": "color"
            },
            "900": {
                "value": "#12232B",
                "type": "color"
            }
        }
    }
}

Palettes built on #A3DDFA

Color Lab

Pairs with #A3DDFA

UI roles & guardrails

In real applications

Scales

Every model

Export