What color is #688EDE?

#688EDE is a light, soft blue. In RGB it is rgb(104, 142, 222), and in HSL hsl(221, 64%, 64%).

Is #688EDE accessible as text?

On white, #688EDE has a contrast ratio of 3.22:1 (fails WCAG AA for body text); on black it is 6.51:1 (passes). For text placed on #688EDE, use black for the best readability.

What is the closest Tailwind color to #688EDE?

The nearest Tailwind CSS token is indigo-400 (#7C86FF).

What colors go well with #688EDE?

#688EDE pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #DEB968. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #688EDE below.

Is #688EDE good for buttons?

#688EDE works well for buttons and highlights, but use black text on #688EDE — white text only reaches 3.22:1, below the 4.5:1 needed for normal-size labels.

Is #688EDE the same as CSS cornflowerblue?

No — #688EDE is not the CSS named color cornflowerblue, but cornflowerblue (#6495ED) is the closest CSS named color.

#688EDE Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #688EDE

Not just a swatch — here's how #688EDE works with other colors. Named schemes with #688EDE in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #688EDE Accent #A5C4C2 Surface #DDDBBF Secondary #9AA0A1 Anchor #21344A

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

Nordic Calm Accent · 5 colors

Accent #688EDE Secondary #AEB4B8 Surface #F1F2F0 Support #7D93A7 Anchor #2E3236

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

Tech Product Signal · 5 colors

Signal #688EDE Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #90B4FF

Cornflower 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 Cornflower Blue.

Minimal Editorial Surface · 5 colors

Surface #F8F4EF Accent #688EDE Secondary #ADBCD9 Support #9D8F88 Ink #18140F

Cornflower 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 Cornflower Blue carrying the quiet middle.

Modern Café Dominant · 5 colors

Dominant #688EDE Anchor #3B2924 Surface #F3E1D2 Accent #789E79 Secondary #3C3734

Cornflower Blue anchors this café scheme as the warm mid-tone, lifted by latte cream and a muted sage accent and grounded by espresso brown and a warm charcoal.

Build a working theme in the generator →

Color Lab

How #688EDE 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 19/100

Cool

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

Softness 51/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 35/100

Low

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

Naturalness 0/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 42/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 42/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 49/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 76/100

High

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

Surface fit 28/100

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 #688EDE

For UI

For branding

For interior

For fashion

People also use #688EDE with

Light Blue Medium Slate Blue Burlywood Gainsboro Charcoal

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 5.8:1. Use

Subtle surface Use #E4EAF5 for cards and hover fills. Tint 80

Avoid beside #6A68DE — 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 #688EDE 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: #688EDE;
  --color-base-rgb: 104 142 222;
  --color-base-oklch: oklch(65.4% 0.127 264.0);
  --color-50: #F2F5FD;
  --color-100: #DDE6F8;
  --color-200: #BCCDF0;
  --color-300: #8EA8E1;
  --color-400: #6486CE;
  --color-500: #4266B3;
  --color-600: #395289;
  --color-700: #2E3E61;
  --color-800: #212B40;
  --color-900: #161B27;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  cornflower-blue: {
    50: '#F2F5FD',
    100: '#DDE6F8',
    200: '#BCCDF0',
    300: '#8EA8E1',
    400: '#6486CE',
    500: '#4266B3',
    600: '#395289',
    700: '#2E3E61',
    800: '#212B40',
    900: '#161B27',
  },
}

$base: #688EDE;
$base-ink: #141310;
$base-50: #F2F5FD;
$base-100: #DDE6F8;
$base-200: #BCCDF0;
$base-300: #8EA8E1;
$base-400: #6486CE;
$base-500: #4266B3;
$base-600: #395289;
$base-700: #2E3E61;
$base-800: #212B40;
$base-900: #161B27;
$base-hover: #3365D2;
$base-subtle: #D6DFF1;

{
    "color": {
        "base": {
            "value": "#688EDE",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F2F5FD",
                "type": "color"
            },
            "100": {
                "value": "#DDE6F8",
                "type": "color"
            },
            "200": {
                "value": "#BCCDF0",
                "type": "color"
            },
            "300": {
                "value": "#8EA8E1",
                "type": "color"
            },
            "400": {
                "value": "#6486CE",
                "type": "color"
            },
            "500": {
                "value": "#4266B3",
                "type": "color"
            },
            "600": {
                "value": "#395289",
                "type": "color"
            },
            "700": {
                "value": "#2E3E61",
                "type": "color"
            },
            "800": {
                "value": "#212B40",
                "type": "color"
            },
            "900": {
                "value": "#161B27",
                "type": "color"
            }
        }
    }
}

Palettes built on #688EDE

Color Lab

Pairs with #688EDE

UI roles & guardrails

In real applications

Scales

Every model

Export