What color is #100623?

#100623 is a very dark, vivid violet. In RGB it is rgb(16, 6, 35), and in HSL hsl(261, 71%, 8%).

Is #100623 accessible as text?

On white, #100623 has a contrast ratio of 19.58:1 (passes WCAG AA for body text); on black it is 1.07:1 (fails). For text placed on #100623, use white for the best readability.

What is the closest Tailwind color to #100623?

The nearest Tailwind CSS token is mauve-950 (#0C090C).

What colors go well with #100623?

#100623 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #192306. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #100623 below.

Is #100623 good for buttons?

#100623 works well for buttons and highlights, but use white text on #100623 — black text only reaches 1.07:1, below the 4.5:1 needed for normal-size labels.

Is #100623 the same as CSS midnightblue?

No — #100623 is not the CSS named color midnightblue, but midnightblue (#191970) is the closest CSS named color by perceptual color distance — it sits in a different color family, so treat it as a rough reference, not a match.

#100623 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #100623

Not just a swatch — here's how #100623 works with other colors. Named schemes with #100623 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #100623 Accent #A5C4C3 Surface #E9D6BF Secondary #9AA0A1 Anchor #23334A

Jet Black 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 #100623 Secondary #AFB4B8 Surface #F1F2F0 Support #7F92A7 Anchor #2E3236

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

Vintage Leather Lead · 5 colors

Lead #100623 Secondary #7E4632 Surface #EDD8C2 Accent #355248 Anchor #582237

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

Luxury Packaging Feature · 5 colors

Feature #100623 Anchor #141210 Accent #DA9856 Secondary #292732 Surface #F3ECE3

Jet Black carries the depth in this luxury scheme, offset by a brass accent and near-black and held together by a deep neutral and an off-white surface.

Minimal Editorial Surface · 5 colors

Surface #F8F4EF Accent #100623 Secondary #2E2C37 Support #9D9088 Ink #18140F

Jet Black 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 Jet Black carrying the quiet middle.

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Color Lab

How #100623 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 43/100

Neutral

Balanced temperature — flexible, sits between warm and cool schemes.

Softness 17/100

Very low

Firm and assertive — carries weight and contrast.

Depth 81/100

Very 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 25/100

Low

Clean and current — no dusty, aged cast.

Luxury 81/100

Very high

Restrained and premium — deep, quiet, high-end packaging and fashion.

Brand distinctiveness 23/100

Low

Quiet and neutral — a supporting tone, not a signature.

UI accent fit 7/100

Very low

Weak as an action color — too pale, too dark or too muted to signal.

Surface fit 57/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 92/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #100623

For UI

For branding

For interior

For fashion

People also use #100623 with

Navy Deep Purple Graphite 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 19.6:1. Use

Subtle surface Use #C9B8E8 for cards and hover fills. Tint 80

Avoid beside #1A0623 — 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 #100623 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: #100623;
  --color-base-rgb: 16 6 35;
  --color-base-oklch: oklch(16.0% 0.059 295.4);
  --color-50: #F6F1FD;
  --color-100: #E6DBFA;
  --color-200: #CEB9F3;
  --color-300: #AA8AE5;
  --color-400: #875ED4;
  --color-500: #683CB9;
  --color-600: #54358D;
  --color-700: #3F2B64;
  --color-800: #2B1F42;
  --color-900: #1C1528;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  jet-black: {
    50: '#F6F1FD',
    100: '#E6DBFA',
    200: '#CEB9F3',
    300: '#AA8AE5',
    400: '#875ED4',
    500: '#683CB9',
    600: '#54358D',
    700: '#3F2B64',
    800: '#2B1F42',
    900: '#1C1528',
  },
}

$base: #100623;
$base-ink: #FFFFFF;
$base-50: #F6F1FD;
$base-100: #E6DBFA;
$base-200: #CEB9F3;
$base-300: #AA8AE5;
$base-400: #875ED4;
$base-500: #683CB9;
$base-600: #54358D;
$base-700: #3F2B64;
$base-800: #2B1F42;
$base-900: #1C1528;
$base-hover: #0D051C;
$base-subtle: #AD93DF;

{
    "color": {
        "base": {
            "value": "#100623",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F6F1FD",
                "type": "color"
            },
            "100": {
                "value": "#E6DBFA",
                "type": "color"
            },
            "200": {
                "value": "#CEB9F3",
                "type": "color"
            },
            "300": {
                "value": "#AA8AE5",
                "type": "color"
            },
            "400": {
                "value": "#875ED4",
                "type": "color"
            },
            "500": {
                "value": "#683CB9",
                "type": "color"
            },
            "600": {
                "value": "#54358D",
                "type": "color"
            },
            "700": {
                "value": "#3F2B64",
                "type": "color"
            },
            "800": {
                "value": "#2B1F42",
                "type": "color"
            },
            "900": {
                "value": "#1C1528",
                "type": "color"
            }
        }
    }
}

Palettes built on #100623

Color Lab

Pairs with #100623

UI roles & guardrails

In real applications

Scales

Every model

Export