What color is #128FDD?

#128FDD is a medium, vivid cyan-blue. In RGB it is rgb(18, 143, 221), and in HSL hsl(203, 85%, 47%).

Is #128FDD accessible as text?

On white, #128FDD has a contrast ratio of 3.50:1 (fails WCAG AA for body text); on black it is 6.00:1 (passes). For text placed on #128FDD, use black for the best readability.

What is the closest Tailwind color to #128FDD?

The nearest Tailwind CSS token is sky-600 (#0084D1).

What colors go well with #128FDD?

#128FDD pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #DE6012. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #128FDD below.

Is #128FDD good for buttons?

#128FDD works well for buttons and highlights, but use black text on #128FDD — white text only reaches 3.50:1, below the 4.5:1 needed for normal-size labels.

Is #128FDD the same as CSS dodgerblue?

No — #128FDD is not the CSS named color dodgerblue, but dodgerblue (#1E90FF) is the closest CSS named color.

#128FDD Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #128FDD

Not just a swatch — here's how #128FDD works with other colors. Named schemes with #128FDD in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #128FDD Accent #A5C4C0 Surface #DEDBBF Secondary #9AA0A0 Anchor #20344A

Dodger Blue 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 #128FDD Secondary #AEB4B8 Surface #F1F2F0 Support #7C93A6 Anchor #2E3236

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

Tech Product Signal · 5 colors

Signal #128FDD Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #58B5FD

Dodger 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 Dodger Blue.

Minimal Editorial Surface · 5 colors

Surface #F6F4EF Accent #128FDD Secondary #97B8D4 Support #969386 Ink #16140F

Dodger 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 Dodger Blue carrying the quiet middle.

Modern Café Dominant · 5 colors

Dominant #128FDD Anchor #3B2924 Surface #EAE5D0 Accent #7A9E77 Secondary #393933

Dodger Blue anchors this café scheme as the warm mid-tone, lifted by latte cream and a muted sage accent and grounded by espresso brown and a warm charcoal.

Build a working theme in the generator →

Color Lab

How #128FDD 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 6/100

Cool

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

Softness 45/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 39/100

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 35/100

Low

A faint retro warmth without tipping into sepia.

Luxury 43/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 59/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 84/100

Very high

Strong interactive accent — visible and can carry a legible label.

Surface fit 20/100

Very low

Too saturated or mid-toned for big areas — keep it to accents.

Print safety 65/100

High

Prints close, with a slight loss of vibrancy.

Pairs with #128FDD

For UI

For branding

For interior

For fashion

People also use #128FDD with

Turquoise Medium Blue Chocolate Platinum 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 #D3E8F5 for cards and hover fills. Tint 80

Avoid beside #124CDE — 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 #128FDD 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: #128FDD;
  --color-base-rgb: 18 143 221;
  --color-base-oklch: oklch(62.7% 0.152 244.7);
  --color-50: #F0F9FE;
  --color-100: #D8EFFD;
  --color-200: #B4DEF9;
  --color-300: #81C4EE;
  --color-400: #53A9DF;
  --color-500: #308CC5;
  --color-600: #2C6D96;
  --color-700: #254F6A;
  --color-800: #1C3545;
  --color-900: #13212A;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  dodger-blue: {
    50: '#F0F9FE',
    100: '#D8EFFD',
    200: '#B4DEF9',
    300: '#81C4EE',
    400: '#53A9DF',
    500: '#308CC5',
    600: '#2C6D96',
    700: '#254F6A',
    800: '#1C3545',
    900: '#13212A',
  },
}

$base: #128FDD;
$base-ink: #141310;
$base-50: #F0F9FE;
$base-100: #D8EFFD;
$base-200: #B4DEF9;
$base-300: #81C4EE;
$base-400: #53A9DF;
$base-500: #308CC5;
$base-600: #2C6D96;
$base-700: #254F6A;
$base-800: #1C3545;
$base-900: #13212A;
$base-hover: #0E73B1;
$base-subtle: #BCDDF1;

{
    "color": {
        "base": {
            "value": "#128FDD",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F0F9FE",
                "type": "color"
            },
            "100": {
                "value": "#D8EFFD",
                "type": "color"
            },
            "200": {
                "value": "#B4DEF9",
                "type": "color"
            },
            "300": {
                "value": "#81C4EE",
                "type": "color"
            },
            "400": {
                "value": "#53A9DF",
                "type": "color"
            },
            "500": {
                "value": "#308CC5",
                "type": "color"
            },
            "600": {
                "value": "#2C6D96",
                "type": "color"
            },
            "700": {
                "value": "#254F6A",
                "type": "color"
            },
            "800": {
                "value": "#1C3545",
                "type": "color"
            },
            "900": {
                "value": "#13212A",
                "type": "color"
            }
        }
    }
}

Palettes built on #128FDD

Color Lab

Pairs with #128FDD

UI roles & guardrails

In real applications

Scales

Every model

Export