What color is #6C99EA?

#6C99EA is a light, vivid blue. In RGB it is rgb(108, 153, 234), and in HSL hsl(219, 75%, 67%).

Is #6C99EA accessible as text?

On white, #6C99EA has a contrast ratio of 2.84:1 (fails WCAG AA for body text); on black it is 7.38:1 (passes). For text placed on #6C99EA, use black for the best readability.

What is the closest Tailwind color to #6C99EA?

The nearest Tailwind CSS token is blue-400 (#51A2FF).

What colors go well with #6C99EA?

#6C99EA pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #EABE6C. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #6C99EA below.

Is #6C99EA good for buttons?

#6C99EA works well for buttons and highlights, but use black text on #6C99EA — white text only reaches 2.84:1, below the 4.5:1 needed for normal-size labels.

Is #6C99EA the same as CSS cornflowerblue?

No — #6C99EA is not the CSS named color cornflowerblue, but cornflowerblue (#6495ED) is the closest CSS named color.

#6C99EA Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #6C99EA

Not just a swatch — here's how #6C99EA works with other colors. Named schemes with #6C99EA in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #6C99EA Accent #A5C4C1 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 #6C99EA Secondary #AEB4B8 Surface #F1F2F0 Support #7D93A6 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 #6C99EA Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #95C0FF

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 #6C99EA Secondary #B6C7E4 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 #6C99EA Anchor #3B2924 Surface #F3E1D2 Accent #789E79 Secondary #3D3734

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 #6C99EA 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 17/100

Cool

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

Softness 52/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 32/100

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 39/100

Low

A faint retro warmth without tipping into sepia.

Luxury 39/100

Low

Understated — leans refined without going austere.

Brand distinctiveness 50/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 65/100

High

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

Surface fit 31/100

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 #6C99EA

For UI

For branding

For interior

For fashion

People also use #6C99EA with

Powder 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 Only on dark surfaces. Avoid

Background Pair with #141310 text at 6.5:1. Use

Subtle surface Use #E5EBF7 for cards and hover fills. Tint 80

Avoid beside #6C6EEA — 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 #6C99EA 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: #6C99EA;
  --color-base-rgb: 108 153 234;
  --color-base-oklch: oklch(68.6% 0.130 261.5);
  --color-50: #F1F5FE;
  --color-100: #DAE6FB;
  --color-200: #B8CDF5;
  --color-300: #87A9E8;
  --color-400: #5B86D7;
  --color-500: #3867BC;
  --color-600: #325390;
  --color-700: #293E66;
  --color-800: #1E2B42;
  --color-900: #141C29;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  cornflower-blue: {
    50: '#F1F5FE',
    100: '#DAE6FB',
    200: '#B8CDF5',
    300: '#87A9E8',
    400: '#5B86D7',
    500: '#3867BC',
    600: '#325390',
    700: '#293E66',
    800: '#1E2B42',
    900: '#141C29',
  },
}

$base: #6C99EA;
$base-ink: #141310;
$base-50: #F1F5FE;
$base-100: #DAE6FB;
$base-200: #B8CDF5;
$base-300: #87A9E8;
$base-400: #5B86D7;
$base-500: #3867BC;
$base-600: #325390;
$base-700: #293E66;
$base-800: #1E2B42;
$base-900: #141C29;
$base-hover: #306EE1;
$base-subtle: #D7E1F4;

{
    "color": {
        "base": {
            "value": "#6C99EA",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F1F5FE",
                "type": "color"
            },
            "100": {
                "value": "#DAE6FB",
                "type": "color"
            },
            "200": {
                "value": "#B8CDF5",
                "type": "color"
            },
            "300": {
                "value": "#87A9E8",
                "type": "color"
            },
            "400": {
                "value": "#5B86D7",
                "type": "color"
            },
            "500": {
                "value": "#3867BC",
                "type": "color"
            },
            "600": {
                "value": "#325390",
                "type": "color"
            },
            "700": {
                "value": "#293E66",
                "type": "color"
            },
            "800": {
                "value": "#1E2B42",
                "type": "color"
            },
            "900": {
                "value": "#141C29",
                "type": "color"
            }
        }
    }
}