What color is #3E70AB?

#3E70AB is a medium blue. In RGB it is rgb(62, 112, 171), and in HSL hsl(212, 47%, 46%).

Is #3E70AB accessible as text?

On white, #3E70AB has a contrast ratio of 5.11:1 (passes WCAG AA for body text); on black it is 4.11:1 (fails). For text placed on #3E70AB, use white for the best readability.

What is the closest Tailwind color to #3E70AB?

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

What colors go well with #3E70AB?

#3E70AB pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #AC793E. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #3E70AB below.

Is #3E70AB good for buttons?

#3E70AB works well for buttons and highlights, but use white text on #3E70AB — black text only reaches 4.11:1, below the 4.5:1 needed for normal-size labels.

Is #3E70AB the same as CSS steelblue?

No — #3E70AB is not the CSS named color steelblue, but steelblue (#4682B4) is the closest CSS named color.

#3E70AB Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #3E70AB

Not just a swatch — here's how #3E70AB works with other colors. Named schemes with #3E70AB in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #3E70AB Accent #A5C4C1 Surface #DDDBBF Secondary #9AA0A1 Anchor #20344A

Very Peri 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 #3E70AB Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #6794CC

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

Vintage Leather Lead · 5 colors

Lead #3E70AB Secondary #7F4537 Surface #E1DDC1 Accent #375246 Anchor #57233B

Very Peri 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 #3E70AB Surface #EDE9D6 Anchor #5A2145 Accent #E4C2CB Secondary #322B2F

Very Peri 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 #3E70AB Secondary #8899AF Support #9D8F89 Ink #16140F

Very Peri 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 Very Peri carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #3E70AB 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 21/100

Cool

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

Softness 45/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 46/100

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 54/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 54/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 29/100

Low

Quiet and neutral — a supporting tone, not a signature.

UI accent fit 96/100

Very high

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

Surface fit 23/100

Low

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

Print safety 77/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #3E70AB

For UI

For branding

For interior

For fashion

People also use #3E70AB with

Robin Egg 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 5.1:1. Use

Subtle surface Use #DAE3ED for cards and hover fills. Tint 80

Avoid beside #3E4DAC — 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 #3E70AB 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: #3E70AB;
  --color-base-rgb: 62 112 171;
  --color-base-oklch: oklch(53.8% 0.108 253.8);
  --color-50: #F3F7FB;
  --color-100: #E0EAF5;
  --color-200: #C3D5E9;
  --color-300: #99B6D6;
  --color-400: #7296C0;
  --color-500: #5178A4;
  --color-600: #445F7E;
  --color-700: #34465A;
  --color-800: #25303C;
  --color-900: #181E25;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  very-peri: {
    50: '#F3F7FB',
    100: '#E0EAF5',
    200: '#C3D5E9',
    300: '#99B6D6',
    400: '#7296C0',
    500: '#5178A4',
    600: '#445F7E',
    700: '#34465A',
    800: '#25303C',
    900: '#181E25',
  },
}

$base: #3E70AB;
$base-ink: #FFFFFF;
$base-50: #F3F7FB;
$base-100: #E0EAF5;
$base-200: #C3D5E9;
$base-300: #99B6D6;
$base-400: #7296C0;
$base-500: #5178A4;
$base-600: #445F7E;
$base-700: #34465A;
$base-800: #25303C;
$base-900: #181E25;
$base-hover: #325B8A;
$base-subtle: #C7D5E4;

{
    "color": {
        "base": {
            "value": "#3E70AB",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F3F7FB",
                "type": "color"
            },
            "100": {
                "value": "#E0EAF5",
                "type": "color"
            },
            "200": {
                "value": "#C3D5E9",
                "type": "color"
            },
            "300": {
                "value": "#99B6D6",
                "type": "color"
            },
            "400": {
                "value": "#7296C0",
                "type": "color"
            },
            "500": {
                "value": "#5178A4",
                "type": "color"
            },
            "600": {
                "value": "#445F7E",
                "type": "color"
            },
            "700": {
                "value": "#34465A",
                "type": "color"
            },
            "800": {
                "value": "#25303C",
                "type": "color"
            },
            "900": {
                "value": "#181E25",
                "type": "color"
            }
        }
    }
}

Palettes built on #3E70AB

Color Lab

Pairs with #3E70AB

UI roles & guardrails

In real applications

Scales

Every model

Export