What color is #617BED?

#617BED is a light, vivid blue. In RGB it is rgb(97, 123, 237), and in HSL hsl(229, 80%, 65%).

Is #617BED accessible as text?

On white, #617BED has a contrast ratio of 3.77:1 (fails WCAG AA for body text); on black it is 5.56:1 (passes). For text placed on #617BED, use black for the best readability.

What is the closest Tailwind color to #617BED?

The nearest Tailwind CSS token is blue-500 (#2B7FFF).

What colors go well with #617BED?

#617BED pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #EDD35E. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #617BED below.

Is #617BED good for buttons?

#617BED works well for buttons and highlights, but use black text on #617BED — white text only reaches 3.77:1, below the 4.5:1 needed for normal-size labels.

Is #617BED the same as CSS mediumslateblue?

No — #617BED is not the CSS named color mediumslateblue, but mediumslateblue (#7B68EE) is the closest CSS named color.

#617BED Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #617BED

Not just a swatch — here's how #617BED works with other colors. Named schemes with #617BED in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #617BED Accent #A5C4C2 Surface #EAD5C0 Secondary #9AA0A1 Anchor #21344A

Medium Slate 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 #617BED Secondary #AEB4B8 Surface #F1F2F0 Support #7E92A7 Anchor #2E3236

Medium Slate 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 #617BED Surface #14161A Highlight #F4F6F8 Secondary #5B6672 Accent #87A3FF

Medium Slate 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 Medium Slate Blue.

Minimal Editorial Surface · 5 colors

Surface #F8F4EF Accent #617BED Secondary #A3B0D9 Support #9D8F88 Ink #18140F

Medium Slate 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 Medium Slate Blue carrying the quiet middle.

Modern Café Dominant · 5 colors

Dominant #617BED Anchor #3B2924 Surface #F3E1D2 Accent #779E7A Secondary #3C3734

Medium Slate 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 #617BED 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 12/100

Cool

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

Softness 42/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 40/100

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 32/100

Low

A faint retro warmth without tipping into sepia.

Luxury 43/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 67/100

High

Bold and ownable — memorable as a primary brand color.

UI accent fit 83/100

Very high

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

Surface fit 19/100

Very low

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

Print safety 71/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #617BED

For UI

For branding

For interior

For fashion

People also use #617BED with

Baby Blue Medium Slate Blue Saffron Gainsboro Gunmetal 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 4.9:1. Use

Subtle surface Use #E3E7F7 for cards and hover fills. Tint 80

Avoid beside #745EED — 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 #617BED at work across the surfaces designers actually ship.

Website / UI

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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: #617BED;
  --color-base-rgb: 97 123 237;
  --color-base-oklch: oklch(62.0% 0.173 270.9);
  --color-50: #F1F3FE;
  --color-100: #D9E0FC;
  --color-200: #B6C2F7;
  --color-300: #8497EB;
  --color-400: #576FDB;
  --color-500: #344EC1;
  --color-600: #2F4193;
  --color-700: #273368;
  --color-800: #1D2444;
  --color-900: #141829;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  medium-slate-blue: {
    50: '#F1F3FE',
    100: '#D9E0FC',
    200: '#B6C2F7',
    300: '#8497EB',
    400: '#576FDB',
    500: '#344EC1',
    600: '#2F4193',
    700: '#273368',
    800: '#1D2444',
    900: '#141829',
  },
}

$base: #617BED;
$base-ink: #141310;
$base-50: #F1F3FE;
$base-100: #D9E0FC;
$base-200: #B6C2F7;
$base-300: #8497EB;
$base-400: #576FDB;
$base-500: #344EC1;
$base-600: #2F4193;
$base-700: #273368;
$base-800: #1D2444;
$base-900: #141829;
$base-hover: #2347E7;
$base-subtle: #D4DAF5;

{
    "color": {
        "base": {
            "value": "#617BED",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F1F3FE",
                "type": "color"
            },
            "100": {
                "value": "#D9E0FC",
                "type": "color"
            },
            "200": {
                "value": "#B6C2F7",
                "type": "color"
            },
            "300": {
                "value": "#8497EB",
                "type": "color"
            },
            "400": {
                "value": "#576FDB",
                "type": "color"
            },
            "500": {
                "value": "#344EC1",
                "type": "color"
            },
            "600": {
                "value": "#2F4193",
                "type": "color"
            },
            "700": {
                "value": "#273368",
                "type": "color"
            },
            "800": {
                "value": "#1D2444",
                "type": "color"
            },
            "900": {
                "value": "#141829",
                "type": "color"
            }
        }
    }
}