What color is #7666BF?

#7666BF is a medium indigo. In RGB it is rgb(118, 102, 191), and in HSL hsl(251, 41%, 57%).

Is #7666BF accessible as text?

On white, #7666BF has a contrast ratio of 4.75:1 (passes WCAG AA for body text); on black it is 4.42:1 (fails). For text placed on #7666BF, use white for the best readability.

What is the closest Tailwind color to #7666BF?

The nearest Tailwind CSS token is indigo-500 (#615FFF).

What colors go well with #7666BF?

#7666BF pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #AEBE64. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #7666BF below.

Is #7666BF good for buttons?

#7666BF works well for buttons and highlights, but use white text on #7666BF — black text only reaches 4.42:1, below the 4.5:1 needed for normal-size labels.

Is #7666BF the same as CSS slateblue?

No — #7666BF is not the CSS named color slateblue, but slateblue (#6A5ACD) is the closest CSS named color.

#7666BF Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #7666BF

Not just a swatch — here's how #7666BF works with other colors. Named schemes with #7666BF in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #7666BF Accent #A5C4C3 Surface #E9D6BF Secondary #9AA0A1 Anchor #22334A

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

Vintage Leather Lead · 5 colors

Lead #7666BF Secondary #7E4633 Surface #EDD8C2 Accent #355248 Anchor #582238

Very Peri plays the worn-leather lead, deepened by saddle brown and an oxblood anchor, softened by aged cream and cooled by a muted forest green.

Modern Café Dominant · 5 colors

Dominant #7666BF Anchor #3B2923 Surface #F3E1D2 Accent #749F7D Secondary #3C3734

Very Peri 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.

Berry & Cream Lead · 5 colors

Lead #7666BF Surface #F5E5D7 Anchor #5C2141 Accent #E5C2C8 Secondary #332B2F

Very Peri sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.

Minimal Editorial Surface · 5 colors

Surface #F8F4EF Accent #7666BF Secondary #9F9CBC Support #9D9088 Ink #18140F

Very Peri 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 Very Peri carrying the quiet middle.

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Color Lab

How #7666BF 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 30/100

Cool

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

Softness 44/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 44/100

Moderate

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

Naturalness 0/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 51/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 50/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 36/100

Low

Recognisable but shares space with nearby hues.

UI accent fit 98/100

Very high

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

Surface fit 18/100

Very low

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

Print safety 82/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #7666BF

For UI

For branding

For interior

For fashion

People also use #7666BF with

Iceberg Amethyst Dark Khaki Gainsboro Prussian Blue

UI roles & guardrails

Primary action Safe as a filled button with white label. AA

Body text Passes on white at 16px and above. Pass

Large display Fine for headings 24px+ on white. Pass

Background Pair with white text at 4.7:1. Use

Subtle surface Use #E5E3F0 for cards and hover fills. Tint 80

Avoid beside #9364BE — 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 #7666BF 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: #7666BF;
  --color-base-rgb: 118 102 191;
  --color-base-oklch: oklch(56.6% 0.134 289.7);
  --color-50: #F5F4FB;
  --color-100: #E5E2F3;
  --color-200: #CCC6E7;
  --color-300: #A79DD2;
  --color-400: #8477BB;
  --color-500: #64569E;
  --color-600: #51477A;
  --color-700: #3D3758;
  --color-800: #2A273A;
  --color-900: #1B1924;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  very-peri: {
    50: '#F5F4FB',
    100: '#E5E2F3',
    200: '#CCC6E7',
    300: '#A79DD2',
    400: '#8477BB',
    500: '#64569E',
    600: '#51477A',
    700: '#3D3758',
    800: '#2A273A',
    900: '#1B1924',
  },
}

$base: #7666BF;
$base-ink: #FFFFFF;
$base-50: #F5F4FB;
$base-100: #E5E2F3;
$base-200: #CCC6E7;
$base-300: #A79DD2;
$base-400: #8477BB;
$base-500: #64569E;
$base-600: #51477A;
$base-700: #3D3758;
$base-800: #2A273A;
$base-900: #1B1924;
$base-hover: #5645A4;
$base-subtle: #D8D4E8;

{
    "color": {
        "base": {
            "value": "#7666BF",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F5F4FB",
                "type": "color"
            },
            "100": {
                "value": "#E5E2F3",
                "type": "color"
            },
            "200": {
                "value": "#CCC6E7",
                "type": "color"
            },
            "300": {
                "value": "#A79DD2",
                "type": "color"
            },
            "400": {
                "value": "#8477BB",
                "type": "color"
            },
            "500": {
                "value": "#64569E",
                "type": "color"
            },
            "600": {
                "value": "#51477A",
                "type": "color"
            },
            "700": {
                "value": "#3D3758",
                "type": "color"
            },
            "800": {
                "value": "#2A273A",
                "type": "color"
            },
            "900": {
                "value": "#1B1924",
                "type": "color"
            }
        }
    }
}

Palettes built on #7666BF

Color Lab

Pairs with #7666BF

UI roles & guardrails

In real applications

Scales

Every model

Export