What color is #128EFB?

#128EFB is a medium, vivid blue. In RGB it is rgb(18, 142, 251), and in HSL hsl(208, 97%, 53%).

Is #128EFB accessible as text?

On white, #128EFB has a contrast ratio of 3.34:1 (fails WCAG AA for body text); on black it is 6.29:1 (passes). For text placed on #128EFB, use black for the best readability.

What is the closest Tailwind color to #128EFB?

The nearest Tailwind CSS token is blue-500 (#2B7FFF).

What colors go well with #128EFB?

#128EFB pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #FB7F13. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #128EFB below.

Is #128EFB good for buttons?

#128EFB works well for buttons and highlights, but use black text on #128EFB — white text only reaches 3.34:1, below the 4.5:1 needed for normal-size labels.

Is #128EFB the same as CSS dodgerblue?

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

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

Palettes built on #128EFB

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

Tech Product Signal · 5 colors

Signal #128EFB Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #58B6FF

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.

Nordic Calm Accent · 5 colors

Accent #128EFB 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.

Coastal Morning Lead · 5 colors

Lead #128EFB Accent #A5C4C1 Surface #DDDBBF Secondary #9AA0A1 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.

Minimal Editorial Surface · 5 colors

Surface #F6F4EF Accent #128EFB Secondary #9ABCE2 Support #959386 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.

Sunset Warmth Glow · 5 colors

Glow #128EFB Secondary #E76A78 Accent #C5B028 Anchor #563B59 Surface #EEEBD6

Dodger Blue glows at the center of this sunset palette, joined by coral and gold, deepened by a plum anchor and cooled with cream.

Build a working theme in the generator →

Color Lab

How #128EFB 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 4/100

Cool

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

Softness 41/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 38/100

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 24/100

Low

Clean and current — no dusty, aged cast.

Luxury 40/100

Low

Understated — leans refined without going austere.

Brand distinctiveness 73/100

High

Bold and ownable — memorable as a primary brand color.

UI accent fit 73/100

High

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

Surface fit 21/100

Low

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

Print safety 60/100

Moderate

Prints close, with a slight loss of vibrancy.

Pairs with #128EFB

For UI

For branding

For interior

For fashion

People also use #128EFB with

Cyan Blue Peru Gainsboro 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 5.6:1. Use

Subtle surface Use #D6E8F8 for cards and hover fills. Tint 80

Avoid beside #1341FB — 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 #128EFB at work across the surfaces designers actually ship.

Website / UI

Northwind Sign up

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: #128EFB;
  --color-base-rgb: 18 142 251;
  --color-base-oklch: oklch(64.4% 0.189 252.4);
  --color-50: #F0F8FE;
  --color-100: #D8ECFD;
  --color-200: #B1D9FC;
  --color-300: #79BCF6;
  --color-400: #499EE9;
  --color-500: #2580D0;
  --color-600: #25659D;
  --color-700: #204A6F;
  --color-800: #193248;
  --color-900: #111F2C;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  dodger-blue: {
    50: '#F0F8FE',
    100: '#D8ECFD',
    200: '#B1D9FC',
    300: '#79BCF6',
    400: '#499EE9',
    500: '#2580D0',
    600: '#25659D',
    700: '#204A6F',
    800: '#193248',
    900: '#111F2C',
  },
}

$base: #128EFB;
$base-ink: #141310;
$base-50: #F0F8FE;
$base-100: #D8ECFD;
$base-200: #B1D9FC;
$base-300: #79BCF6;
$base-400: #499EE9;
$base-500: #2580D0;
$base-600: #25659D;
$base-700: #204A6F;
$base-800: #193248;
$base-900: #111F2C;
$base-hover: #0373D5;
$base-subtle: #C1DDF6;

{
    "color": {
        "base": {
            "value": "#128EFB",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F0F8FE",
                "type": "color"
            },
            "100": {
                "value": "#D8ECFD",
                "type": "color"
            },
            "200": {
                "value": "#B1D9FC",
                "type": "color"
            },
            "300": {
                "value": "#79BCF6",
                "type": "color"
            },
            "400": {
                "value": "#499EE9",
                "type": "color"
            },
            "500": {
                "value": "#2580D0",
                "type": "color"
            },
            "600": {
                "value": "#25659D",
                "type": "color"
            },
            "700": {
                "value": "#204A6F",
                "type": "color"
            },
            "800": {
                "value": "#193248",
                "type": "color"
            },
            "900": {
                "value": "#111F2C",
                "type": "color"
            }
        }
    }
}