What color is #3391AA?

#3391AA is a medium cyan. In RGB it is rgb(51, 145, 170), and in HSL hsl(193, 54%, 43%).

Is #3391AA accessible as text?

On white, #3391AA has a contrast ratio of 3.64:1 (fails WCAG AA for body text); on black it is 5.77:1 (passes). For text placed on #3391AA, use black for the best readability.

What is the closest Tailwind color to #3391AA?

The nearest Tailwind CSS token is cyan-600 (#0092B8).

What colors go well with #3391AA?

#3391AA pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #A94C32. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #3391AA below.

Is #3391AA good for buttons?

#3391AA works well for buttons and highlights, but use black text on #3391AA — white text only reaches 3.64:1, below the 4.5:1 needed for normal-size labels.

Is #3391AA the same as CSS steelblue?

No — #3391AA is not the CSS named color steelblue, but steelblue (#4682B4) is the closest CSS named color.

#3391AA Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #3391AA

Not just a swatch — here's how #3391AA works with other colors. Named schemes with #3391AA in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #3391AA Accent #A6C4BF Surface #DFDABF Secondary #9AA0A0 Anchor #1E354A

Bondi 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 #3391AA Surface #14161A Highlight #F4F6F8 Secondary #596672 Accent #67B5CD

Bondi 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 Bondi Blue.

Vintage Leather Lead · 5 colors

Lead #3391AA Secondary #705116 Surface #E3DCC0 Accent #395244 Anchor #56233E

Bondi 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 #3391AA Surface #EEE9D6 Anchor #582248 Accent #E3C2CD Secondary #322B30

Bondi 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 #3391AA Secondary #99B4BD Support #969386 Ink #16140F

Bondi 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 Bondi Blue carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #3391AA 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 23/100

Cool

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

Softness 52/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 38/100

Low

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

Naturalness 2/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 53/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 46/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 25/100

Low

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

UI accent fit 81/100

Very high

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

Surface fit 35/100

Low

Usable as a tinted surface in measured doses.

Print safety 75/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #3391AA

For UI

For branding

For interior

For fashion

People also use #3391AA with

Emerald Green Cerulean Sienna Platinum Dark Slate Gray

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 5.1:1. Use

Subtle surface Use #D7E8ED for cards and hover fills. Tint 80

Avoid beside #3268A9 — 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 #3391AA 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: #3391AA;
  --color-base-rgb: 51 145 170;
  --color-base-oklch: oklch(61.3% 0.094 219.1);
  --color-50: #F3FAFC;
  --color-100: #DFF1F6;
  --color-200: #C0E3EC;
  --color-300: #95CBDA;
  --color-400: #6CB2C6;
  --color-500: #4B95AA;
  --color-600: #3F7483;
  --color-700: #32545D;
  --color-800: #23383D;
  --color-900: #172326;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  bondi-blue: {
    50: '#F3FAFC',
    100: '#DFF1F6',
    200: '#C0E3EC',
    300: '#95CBDA',
    400: '#6CB2C6',
    500: '#4B95AA',
    600: '#3F7483',
    700: '#32545D',
    800: '#23383D',
    900: '#172326',
  },
}

$base: #3391AA;
$base-ink: #141310;
$base-50: #F3FAFC;
$base-100: #DFF1F6;
$base-200: #C0E3EC;
$base-300: #95CBDA;
$base-400: #6CB2C6;
$base-500: #4B95AA;
$base-600: #3F7483;
$base-700: #32545D;
$base-800: #23383D;
$base-900: #172326;
$base-hover: #287387;
$base-subtle: #C1DEE5;

{
    "color": {
        "base": {
            "value": "#3391AA",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F3FAFC",
                "type": "color"
            },
            "100": {
                "value": "#DFF1F6",
                "type": "color"
            },
            "200": {
                "value": "#C0E3EC",
                "type": "color"
            },
            "300": {
                "value": "#95CBDA",
                "type": "color"
            },
            "400": {
                "value": "#6CB2C6",
                "type": "color"
            },
            "500": {
                "value": "#4B95AA",
                "type": "color"
            },
            "600": {
                "value": "#3F7483",
                "type": "color"
            },
            "700": {
                "value": "#32545D",
                "type": "color"
            },
            "800": {
                "value": "#23383D",
                "type": "color"
            },
            "900": {
                "value": "#172326",
                "type": "color"
            }
        }
    }
}

Palettes built on #3391AA

Color Lab

Pairs with #3391AA

UI roles & guardrails

In real applications

Scales

Every model

Export