What color is #127EE2?

#127EE2 is a medium, vivid blue. In RGB it is rgb(18, 126, 226), and in HSL hsl(209, 85%, 48%).

Is #127EE2 accessible as text?

On white, #127EE2 has a contrast ratio of 4.11:1 (fails WCAG AA for body text); on black it is 5.11:1 (passes). For text placed on #127EE2, use black for the best readability.

What is the closest Tailwind color to #127EE2?

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

What colors go well with #127EE2?

#127EE2 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #E27712. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #127EE2 below.

Is #127EE2 good for buttons?

#127EE2 works well for buttons and highlights, but use black text on #127EE2 — white text only reaches 4.11:1, below the 4.5:1 needed for normal-size labels.

Is #127EE2 the same as CSS royalblue?

No — #127EE2 is not the CSS named color royalblue, but royalblue (#4169E1) is the closest CSS named color.

#127EE2 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #127EE2

Not just a swatch — here's how #127EE2 works with other colors. Named schemes with #127EE2 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #127EE2 Accent #A5C4C1 Surface #DDDBBF Secondary #9AA0A1 Anchor #20344A

True Blue opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.

Tech Product Signal · 5 colors

Signal #127EE2 Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #52A5FF

True 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 True Blue.

Vintage Leather Lead · 5 colors

Lead #127EE2 Secondary #7F4537 Surface #E1DDC1 Accent #375246 Anchor #57233B

True Blue plays the worn-leather lead, deepened by saddle brown and an oxblood anchor, softened by aged cream and cooled by a muted forest green.

Berry & Cream Lead · 5 colors

Lead #127EE2 Surface #EDE9D6 Anchor #5A2145 Accent #E4C2CB Secondary #322B2F

True Blue sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.

Minimal Editorial Surface · 5 colors

Surface #F6F4EF Accent #127EE2 Secondary #8DABCF Support #9D8F89 Ink #16140F

True 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 True Blue carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #127EE2 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 40/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 43/100

Moderate

Mid depth — usable as an accent or a muted ground.

Naturalness 0/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 31/100

Low

A faint retro warmth without tipping into sepia.

Luxury 45/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 47/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 89/100

Very high

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

Surface fit 16/100

Very low

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

Print safety 63/100

High

Prints close, with a slight loss of vibrancy.

Pairs with #127EE2

For UI

For branding

For interior

For fashion

People also use #127EE2 with

Turquoise Medium Blue Ochre 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 4.5:1. Use

Subtle surface Use #D4E5F5 for cards and hover fills. Tint 80

Avoid beside #1239E2 — 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 #127EE2 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: #127EE2;
  --color-base-rgb: 18 126 226;
  --color-base-oklch: oklch(59.2% 0.176 253.0);
  --color-50: #F0F8FE;
  --color-100: #D8EBFD;
  --color-200: #B4D7F9;
  --color-300: #81B9EE;
  --color-400: #539BDF;
  --color-500: #307DC5;
  --color-600: #2C6396;
  --color-700: #25496A;
  --color-800: #1C3145;
  --color-900: #131F2A;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  true-blue: {
    50: '#F0F8FE',
    100: '#D8EBFD',
    200: '#B4D7F9',
    300: '#81B9EE',
    400: '#539BDF',
    500: '#307DC5',
    600: '#2C6396',
    700: '#25496A',
    800: '#1C3145',
    900: '#131F2A',
  },
}

$base: #127EE2;
$base-ink: #141310;
$base-50: #F0F8FE;
$base-100: #D8EBFD;
$base-200: #B4D7F9;
$base-300: #81B9EE;
$base-400: #539BDF;
$base-500: #307DC5;
$base-600: #2C6396;
$base-700: #25496A;
$base-800: #1C3145;
$base-900: #131F2A;
$base-hover: #0F65B5;
$base-subtle: #BED8F1;

{
    "color": {
        "base": {
            "value": "#127EE2",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F0F8FE",
                "type": "color"
            },
            "100": {
                "value": "#D8EBFD",
                "type": "color"
            },
            "200": {
                "value": "#B4D7F9",
                "type": "color"
            },
            "300": {
                "value": "#81B9EE",
                "type": "color"
            },
            "400": {
                "value": "#539BDF",
                "type": "color"
            },
            "500": {
                "value": "#307DC5",
                "type": "color"
            },
            "600": {
                "value": "#2C6396",
                "type": "color"
            },
            "700": {
                "value": "#25496A",
                "type": "color"
            },
            "800": {
                "value": "#1C3145",
                "type": "color"
            },
            "900": {
                "value": "#131F2A",
                "type": "color"
            }
        }
    }
}

Palettes built on #127EE2

Color Lab

Pairs with #127EE2

UI roles & guardrails

In real applications

Scales

Every model

Export