What color is #335EA4?

#335EA4 is a medium blue. In RGB it is rgb(51, 94, 164), and in HSL hsl(217, 53%, 42%).

Is #335EA4 accessible as text?

On white, #335EA4 has a contrast ratio of 6.41:1 (passes WCAG AA for body text); on black it is 3.28:1 (fails). For text placed on #335EA4, use white for the best readability.

What is the closest Tailwind color to #335EA4?

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

What colors go well with #335EA4?

#335EA4 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #A47832. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #335EA4 below.

Is #335EA4 good for buttons?

#335EA4 works well for buttons and highlights, but use white text on #335EA4 — black text only reaches 3.28:1, below the 4.5:1 needed for normal-size labels.

Is #335EA4 the same as CSS darkslateblue?

No — #335EA4 is not the CSS named color darkslateblue, but darkslateblue (#483D8B) is the closest CSS named color.

#335EA4 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #335EA4

Not just a swatch — here's how #335EA4 works with other colors. Named schemes with #335EA4 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #335EA4 Accent #A5C4C1 Surface #DDDBBF Secondary #9AA0A1 Anchor #20344A

Lapis Lazuli 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 #335EA4 Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #5A83C4

Lapis Lazuli is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Lapis Lazuli.

Vintage Leather Lead · 5 colors

Lead #335EA4 Secondary #7F4536 Surface #E1DDC1 Accent #375246 Anchor #57223A

Lapis Lazuli 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 #335EA4 Surface #F6E5D8 Anchor #5A2144 Accent #E4C2CA Secondary #322B2F

Lapis Lazuli 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 #335EA4 Secondary #7989A3 Support #9D8F88 Ink #16140F

Lapis Lazuli 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 Lapis Lazuli carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #335EA4 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 18/100

Cool

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

Softness 39/100

Low

Middle-weight — neither delicate nor heavy.

Depth 52/100

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 46/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 58/100

Moderate

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

Brand distinctiveness 33/100

Low

Recognisable but shares space with nearby hues.

UI accent fit 96/100

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 76/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #335EA4

For UI

For branding

For interior

For fashion

People also use #335EA4 with

Tiffany Blue Dark Slate Blue Copper 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 #D6DFED for cards and hover fills. Tint 80

Avoid beside #3238A4 — 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 #335EA4 at work across the surfaces designers actually ship.

Website / UI

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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: #335EA4;
  --color-base-rgb: 51 94 164;
  --color-base-oklch: oklch(48.7% 0.122 259.7);
  --color-50: #F3F6FC;
  --color-100: #DFE8F6;
  --color-200: #C1D1EC;
  --color-300: #95B0DA;
  --color-400: #6D8FC5;
  --color-500: #4C70A9;
  --color-600: #405982;
  --color-700: #32425D;
  --color-800: #242D3D;
  --color-900: #171D26;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  lapis-lazuli: {
    50: '#F3F6FC',
    100: '#DFE8F6',
    200: '#C1D1EC',
    300: '#95B0DA',
    400: '#6D8FC5',
    500: '#4C70A9',
    600: '#405982',
    700: '#32425D',
    800: '#242D3D',
    900: '#171D26',
  },
}

$base: #335EA4;
$base-ink: #FFFFFF;
$base-50: #F3F6FC;
$base-100: #DFE8F6;
$base-200: #C1D1EC;
$base-300: #95B0DA;
$base-400: #6D8FC5;
$base-500: #4C70A9;
$base-600: #405982;
$base-700: #32425D;
$base-800: #242D3D;
$base-900: #171D26;
$base-hover: #284B83;
$base-subtle: #C1CEE5;

{
    "color": {
        "base": {
            "value": "#335EA4",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F3F6FC",
                "type": "color"
            },
            "100": {
                "value": "#DFE8F6",
                "type": "color"
            },
            "200": {
                "value": "#C1D1EC",
                "type": "color"
            },
            "300": {
                "value": "#95B0DA",
                "type": "color"
            },
            "400": {
                "value": "#6D8FC5",
                "type": "color"
            },
            "500": {
                "value": "#4C70A9",
                "type": "color"
            },
            "600": {
                "value": "#405982",
                "type": "color"
            },
            "700": {
                "value": "#32425D",
                "type": "color"
            },
            "800": {
                "value": "#242D3D",
                "type": "color"
            },
            "900": {
                "value": "#171D26",
                "type": "color"
            }
        }
    }
}

Palettes built on #335EA4

Color Lab

Pairs with #335EA4

UI roles & guardrails

In real applications

Scales

Every model

Export