What color is #126DB2?

#126DB2 is a dark, vivid cyan-blue. In RGB it is rgb(18, 109, 178), and in HSL hsl(206, 82%, 38%).

Is #126DB2 accessible as text?

On white, #126DB2 has a contrast ratio of 5.45:1 (passes WCAG AA for body text); on black it is 3.86:1 (fails). For text placed on #126DB2, use white for the best readability.

What is the closest Tailwind color to #126DB2?

The nearest Tailwind CSS token is sky-700 (#0069A8).

What colors go well with #126DB2?

#126DB2 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #B05611. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #126DB2 below.

Is #126DB2 good for buttons?

#126DB2 works well for buttons and highlights, but use white text on #126DB2 — black text only reaches 3.86:1, below the 4.5:1 needed for normal-size labels.

Is #126DB2 the same as CSS steelblue?

No — #126DB2 is not the CSS named color steelblue, but steelblue (#4682B4) is the closest CSS named color.

#126DB2 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #126DB2

Not just a swatch — here's how #126DB2 works with other colors. Named schemes with #126DB2 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #126DB2 Accent #A5C4C1 Surface #DDDBBF Secondary #9AA0A1 Anchor #20344A

Denim 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 #126DB2 Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #4B92D2

Denim 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 Denim Blue.

Vintage Leather Lead · 5 colors

Lead #126DB2 Secondary #7F4438 Surface #E1DDC0 Accent #375245 Anchor #57233B

Denim 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 #126DB2 Surface #EDE9D6 Anchor #5A2245 Accent #E4C2CB Secondary #322B2F

Denim 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 #126DB2 Secondary #7D96AF Support #969386 Ink #16140F

Denim 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 Denim Blue carrying the quiet middle.

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Color Lab

How #126DB2 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 12/100

Cool

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

Softness 41/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 49/100

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 44/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 54/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 36/100

Low

Recognisable but shares space with nearby hues.

UI accent fit 100/100

Very high

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

Surface fit 14/100

Very low

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

Print safety 70/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #126DB2

For UI

For branding

For interior

For fashion

People also use #126DB2 with

Medium Turquoise Zaffre Sienna Gainsboro Charcoal

UI roles & guardrails

Primary action Safe as a filled button with white label. AA

Body text Passes on white at 16px and above. Pass

Large display Fine for headings 24px+ on white. Pass

Background Pair with white text at 5.4:1. Use

Subtle surface Use #CDE2F2 for cards and hover fills. Tint 80

Avoid beside #1137B0 — 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 #126DB2 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: #126DB2;
  --color-base-rgb: 18 109 178;
  --color-base-oklch: oklch(52.2% 0.134 248.2);
  --color-50: #F0F8FE;
  --color-100: #D9EDFC;
  --color-200: #B5DBF8;
  --color-300: #83BFED;
  --color-400: #55A2DD;
  --color-500: #3284C3;
  --color-600: #2E6894;
  --color-700: #264C69;
  --color-800: #1D3344;
  --color-900: #14202A;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  denim-blue: {
    50: '#F0F8FE',
    100: '#D9EDFC',
    200: '#B5DBF8',
    300: '#83BFED',
    400: '#55A2DD',
    500: '#3284C3',
    600: '#2E6894',
    700: '#264C69',
    800: '#1D3344',
    900: '#14202A',
  },
}

$base: #126DB2;
$base-ink: #FFFFFF;
$base-50: #F0F8FE;
$base-100: #D9EDFC;
$base-200: #B5DBF8;
$base-300: #83BFED;
$base-400: #55A2DD;
$base-500: #3284C3;
$base-600: #2E6894;
$base-700: #264C69;
$base-800: #1D3344;
$base-900: #14202A;
$base-hover: #0E568D;
$base-subtle: #B2D4ED;

{
    "color": {
        "base": {
            "value": "#126DB2",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F0F8FE",
                "type": "color"
            },
            "100": {
                "value": "#D9EDFC",
                "type": "color"
            },
            "200": {
                "value": "#B5DBF8",
                "type": "color"
            },
            "300": {
                "value": "#83BFED",
                "type": "color"
            },
            "400": {
                "value": "#55A2DD",
                "type": "color"
            },
            "500": {
                "value": "#3284C3",
                "type": "color"
            },
            "600": {
                "value": "#2E6894",
                "type": "color"
            },
            "700": {
                "value": "#264C69",
                "type": "color"
            },
            "800": {
                "value": "#1D3344",
                "type": "color"
            },
            "900": {
                "value": "#14202A",
                "type": "color"
            }
        }
    }
}

Palettes built on #126DB2

Color Lab

Pairs with #126DB2

UI roles & guardrails

In real applications

Scales

Every model

Export