What color is #431BC6?

#431BC6 is a medium, vivid indigo. In RGB it is rgb(67, 27, 198), and in HSL hsl(254, 76%, 44%).

Is #431BC6 accessible as text?

On white, #431BC6 has a contrast ratio of 9.50:1 (passes WCAG AA for body text); on black it is 2.21:1 (fails). For text placed on #431BC6, use white for the best readability.

What is the closest Tailwind color to #431BC6?

The nearest Tailwind CSS token is indigo-700 (#432DD7).

What colors go well with #431BC6?

#431BC6 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #9EC51B. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #431BC6 below.

Is #431BC6 good for buttons?

#431BC6 works well for buttons and highlights, but use white text on #431BC6 — black text only reaches 2.21:1, below the 4.5:1 needed for normal-size labels.

Is #431BC6 the same as CSS mediumblue?

No — #431BC6 is not the CSS named color mediumblue, but mediumblue (#0000CD) is the closest CSS named color.

#431BC6 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #431BC6

Not just a swatch — here's how #431BC6 works with other colors. Named schemes with #431BC6 in its natural role, and a note on why the supporting colors balance it.

Tech Product Signal · 5 colors

Signal #431BC6 Surface #14161A Highlight #F4F6F8 Secondary #5B6672 Accent #5E53E3

Egyptian 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 Egyptian Blue.

Berry & Cream Lead · 5 colors

Lead #431BC6 Surface #F5E5D8 Anchor #5B2142 Accent #E5C2C9 Secondary #322B2F

Egyptian Blue 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 #431BC6 Secondary #6B6FA4 Support #9D9088 Ink #18140F

Egyptian 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 Egyptian Blue carrying the quiet middle.

Coastal Morning Lead · 5 colors

Lead #431BC6 Accent #A5C4C2 Surface #EAD5BF Secondary #9AA0A1 Anchor #22334A

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

Sunset Warmth Glow · 5 colors

Glow #431BC6 Secondary #E86A71 Accent #F6934D Anchor #583B57 Surface #F7E7D7

Egyptian Blue glows at the center of this sunset palette, joined by coral and gold, deepened by a plum anchor and cooled with cream.

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Color Lab

How #431BC6 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 18/100

Cool

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

Softness 24/100

Low

Firm and assertive — carries weight and contrast.

Depth 64/100

High

Deep and grounding — anchors a layout, strong dark-mode base.

Naturalness 0/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 12/100

Very low

Clean and current — no dusty, aged cast.

Luxury 55/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 90/100

Very high

Bold and ownable — memorable as a primary brand color.

UI accent fit 57/100

Moderate

Workable accent with care around contrast.

Surface fit 13/100

Very low

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

Print safety 65/100

High

Prints close, with a slight loss of vibrancy.

Pairs with #431BC6

For UI

For branding

For interior

For fashion

People also use #431BC6 with

Royal Blue Dark Orchid Peridot Gainsboro Russian Violet

UI roles & guardrails

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

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 9.5:1. Use

Subtle surface Use #DAD3F2 for cards and hover fills. Tint 80

Avoid beside #7C1BC5 — 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 #431BC6 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: #431BC6;
  --color-base-rgb: 67 27 198;
  --color-base-oklch: oklch(42.1% 0.234 280.1);
  --color-50: #F4F1FE;
  --color-100: #E2DAFB;
  --color-200: #C6B7F5;
  --color-300: #9D87E9;
  --color-400: #775AD8;
  --color-500: #5737BD;
  --color-600: #483290;
  --color-700: #372966;
  --color-800: #271E43;
  --color-900: #191429;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  egyptian-blue: {
    50: '#F4F1FE',
    100: '#E2DAFB',
    200: '#C6B7F5',
    300: '#9D87E9',
    400: '#775AD8',
    500: '#5737BD',
    600: '#483290',
    700: '#372966',
    800: '#271E43',
    900: '#191429',
  },
}

$base: #431BC6;
$base-ink: #FFFFFF;
$base-50: #F4F1FE;
$base-100: #E2DAFB;
$base-200: #C6B7F5;
$base-300: #9D87E9;
$base-400: #775AD8;
$base-500: #5737BD;
$base-600: #483290;
$base-700: #372966;
$base-800: #271E43;
$base-900: #191429;
$base-hover: #35169E;
$base-subtle: #C7BBED;

{
    "color": {
        "base": {
            "value": "#431BC6",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F4F1FE",
                "type": "color"
            },
            "100": {
                "value": "#E2DAFB",
                "type": "color"
            },
            "200": {
                "value": "#C6B7F5",
                "type": "color"
            },
            "300": {
                "value": "#9D87E9",
                "type": "color"
            },
            "400": {
                "value": "#775AD8",
                "type": "color"
            },
            "500": {
                "value": "#5737BD",
                "type": "color"
            },
            "600": {
                "value": "#483290",
                "type": "color"
            },
            "700": {
                "value": "#372966",
                "type": "color"
            },
            "800": {
                "value": "#271E43",
                "type": "color"
            },
            "900": {
                "value": "#191429",
                "type": "color"
            }
        }
    }
}

Palettes built on #431BC6

Color Lab

Pairs with #431BC6

UI roles & guardrails

In real applications

Scales

Every model

Export