What color is #64A7BB?

#64A7BB is a medium cyan. In RGB it is rgb(100, 167, 187), and in HSL hsl(194, 39%, 56%).

Is #64A7BB accessible as text?

On white, #64A7BB has a contrast ratio of 2.70:1 (fails WCAG AA for body text); on black it is 7.79:1 (passes). For text placed on #64A7BB, use black for the best readability.

What is the closest Tailwind color to #64A7BB?

The nearest Tailwind CSS token is cyan-500 (#00B8DB).

What colors go well with #64A7BB?

#64A7BB pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #BB7763. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #64A7BB below.

Is #64A7BB good for buttons?

#64A7BB works well for buttons and highlights, but use black text on #64A7BB — white text only reaches 2.70:1, below the 4.5:1 needed for normal-size labels.

Is #64A7BB the same as CSS cadetblue?

No — #64A7BB is not the CSS named color cadetblue, but cadetblue (#5F9EA0) is the closest CSS named color.

#64A7BB Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #64A7BB

Not just a swatch — here's how #64A7BB works with other colors. Named schemes with #64A7BB in its natural role, and a note on why the supporting colors balance it.

Nordic Calm Accent · 5 colors

Accent #64A7BB Secondary #AEB4B8 Surface #F1F2F0 Support #7B94A5 Anchor #2E3236

Iceberg keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.

Coastal Morning Lead · 5 colors

Lead #64A7BB Accent #A6C4BF Surface #DFDABF Secondary #9AA0A0 Anchor #1E354A

Iceberg opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.

Japanese Sand Base · 5 colors

Base #64A7BB Surface #ECEADC Highlight #F4F2E7 Secondary #B3B19F Ink #2A2723

Iceberg sets a calm, sun-bleached base here, wrapped in bone and paper off-whites and a soft greige, with a single ink accent for wabi-sabi restraint.

Tech Product Signal · 5 colors

Signal #64A7BB Surface #14161A Highlight #F4F6F8 Secondary #596672 Accent #90CCDF

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

Minimal Editorial Surface · 5 colors

Surface #F6F4EF Accent #64A7BB Secondary #B6CCD3 Support #969386 Ink #16140F

Iceberg 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 Iceberg carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #64A7BB 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 28/100

Cool

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

Softness 61/100

High

Middle-weight — neither delicate nor heavy.

Depth 30/100

Low

Airy and open — recedes, leaves the composition light.

Naturalness 2/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 44/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 37/100

Low

Understated — leans refined without going austere.

Brand distinctiveness 29/100

Low

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

UI accent fit 53/100

Moderate

Workable accent with care around contrast.

Surface fit 48/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 80/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #64A7BB

For UI

For branding

For interior

For fashion

People also use #64A7BB with

Medium Aquamarine Glaucous Rose Gold 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 Only on dark surfaces. Avoid

Background Pair with #141310 text at 6.9:1. Use

Subtle surface Use #E2ECEF for cards and hover fills. Tint 80

Avoid beside #6389BB — 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 #64A7BB at work across the surfaces designers actually ship.

Website / UI

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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: #64A7BB;
  --color-base-rgb: 100 167 187;
  --color-base-oklch: oklch(69.1% 0.074 219.0);
  --color-50: #F4F9FB;
  --color-100: #E2EFF3;
  --color-200: #C6DFE6;
  --color-300: #9EC5D1;
  --color-400: #79AAB9;
  --color-500: #588D9D;
  --color-600: #496E79;
  --color-700: #385057;
  --color-800: #27353A;
  --color-900: #192124;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  iceberg: {
    50: '#F4F9FB',
    100: '#E2EFF3',
    200: '#C6DFE6',
    300: '#9EC5D1',
    400: '#79AAB9',
    500: '#588D9D',
    600: '#496E79',
    700: '#385057',
    800: '#27353A',
    900: '#192124',
  },
}

$base: #64A7BB;
$base-ink: #141310;
$base-50: #F4F9FB;
$base-100: #E2EFF3;
$base-200: #C6DFE6;
$base-300: #9EC5D1;
$base-400: #79AAB9;
$base-500: #588D9D;
$base-600: #496E79;
$base-700: #385057;
$base-800: #27353A;
$base-900: #192124;
$base-hover: #468A9F;
$base-subtle: #D3E3E7;

{
    "color": {
        "base": {
            "value": "#64A7BB",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F4F9FB",
                "type": "color"
            },
            "100": {
                "value": "#E2EFF3",
                "type": "color"
            },
            "200": {
                "value": "#C6DFE6",
                "type": "color"
            },
            "300": {
                "value": "#9EC5D1",
                "type": "color"
            },
            "400": {
                "value": "#79AAB9",
                "type": "color"
            },
            "500": {
                "value": "#588D9D",
                "type": "color"
            },
            "600": {
                "value": "#496E79",
                "type": "color"
            },
            "700": {
                "value": "#385057",
                "type": "color"
            },
            "800": {
                "value": "#27353A",
                "type": "color"
            },
            "900": {
                "value": "#192124",
                "type": "color"
            }
        }
    }
}

Palettes built on #64A7BB

Color Lab

Pairs with #64A7BB

UI roles & guardrails

In real applications

Scales

Every model

Export