What color is #185EAF?

#185EAF is a dark, vivid blue. In RGB it is rgb(24, 94, 175), and in HSL hsl(212, 76%, 39%).

Is #185EAF accessible as text?

On white, #185EAF has a contrast ratio of 6.44:1 (passes WCAG AA for body text); on black it is 3.26:1 (fails). For text placed on #185EAF, use white for the best readability.

What is the closest Tailwind color to #185EAF?

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

What colors go well with #185EAF?

#185EAF pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #AF6818. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #185EAF below.

Is #185EAF good for buttons?

#185EAF works well for buttons and highlights, but use white text on #185EAF — black text only reaches 3.26:1, below the 4.5:1 needed for normal-size labels.

Is #185EAF the same as CSS royalblue?

No — #185EAF is not the CSS named color royalblue, but royalblue (#4169E1) is the closest CSS named color.

#185EAF Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #185EAF

Not just a swatch — here's how #185EAF works with other colors. Named schemes with #185EAF in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #185EAF 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 #185EAF Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #4883CF

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 #185EAF Secondary #7F4537 Surface #E1DDC1 Accent #375246 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 #185EAF Surface #EDE9D6 Anchor #5A2145 Accent #E4C2CA 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 #185EAF Secondary #748AA7 Support #9D8F89 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 #185EAF 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 11/100

Cool

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

Softness 37/100

Low

Middle-weight — neither delicate nor heavy.

Depth 53/100

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 39/100

Low

A faint retro warmth without tipping into sepia.

Luxury 56/100

Moderate

Restrained and premium — deep, quiet, high-end packaging and fashion.

Brand distinctiveness 39/100

Low

Recognisable but shares space with nearby hues.

UI accent fit 97/100

Very high

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

Surface fit 9/100

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 #185EAF

For UI

For branding

For interior

For fashion

People also use #185EAF with

Medium Turquoise Klein Blue Ginger 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 6.4:1. Use

Subtle surface Use #CFDFF1 for cards and hover fills. Tint 80

Avoid beside #182CAF — 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 #185EAF 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: #185EAF;
  --color-base-rgb: 24 94 175;
  --color-base-oklch: oklch(48.6% 0.146 255.4);
  --color-50: #F1F7FE;
  --color-100: #DAEAFB;
  --color-200: #B7D4F5;
  --color-300: #87B4E9;
  --color-400: #5A95D8;
  --color-500: #3776BD;
  --color-600: #325E90;
  --color-700: #294566;
  --color-800: #1E2F43;
  --color-900: #141E29;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  denim-blue: {
    50: '#F1F7FE',
    100: '#DAEAFB',
    200: '#B7D4F5',
    300: '#87B4E9',
    400: '#5A95D8',
    500: '#3776BD',
    600: '#325E90',
    700: '#294566',
    800: '#1E2F43',
    900: '#141E29',
  },
}

$base: #185EAF;
$base-ink: #FFFFFF;
$base-50: #F1F7FE;
$base-100: #DAEAFB;
$base-200: #B7D4F5;
$base-300: #87B4E9;
$base-400: #5A95D8;
$base-500: #3776BD;
$base-600: #325E90;
$base-700: #294566;
$base-800: #1E2F43;
$base-900: #141E29;
$base-hover: #134C8C;
$base-subtle: #B5CFEB;

{
    "color": {
        "base": {
            "value": "#185EAF",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F1F7FE",
                "type": "color"
            },
            "100": {
                "value": "#DAEAFB",
                "type": "color"
            },
            "200": {
                "value": "#B7D4F5",
                "type": "color"
            },
            "300": {
                "value": "#87B4E9",
                "type": "color"
            },
            "400": {
                "value": "#5A95D8",
                "type": "color"
            },
            "500": {
                "value": "#3776BD",
                "type": "color"
            },
            "600": {
                "value": "#325E90",
                "type": "color"
            },
            "700": {
                "value": "#294566",
                "type": "color"
            },
            "800": {
                "value": "#1E2F43",
                "type": "color"
            },
            "900": {
                "value": "#141E29",
                "type": "color"
            }
        }
    }
}