What color is #101D55?

#101D55 is a dark blue. In RGB it is rgb(16, 29, 85), and in HSL hsl(229, 68%, 20%).

Is #101D55 accessible as text?

On white, #101D55 has a contrast ratio of 15.80:1 (passes WCAG AA for body text); on black it is 1.33:1 (fails). For text placed on #101D55, use white for the best readability.

What is the closest Tailwind color to #101D55?

The nearest Tailwind CSS token is blue-950 (#162456).

What colors go well with #101D55?

#101D55 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #564910. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #101D55 below.

Is #101D55 good for buttons?

#101D55 works well for buttons and highlights, but use white text on #101D55 — black text only reaches 1.33:1, below the 4.5:1 needed for normal-size labels.

Is #101D55 the same as CSS midnightblue?

No — #101D55 is not the CSS named color midnightblue, but midnightblue (#191970) is the closest CSS named color.

#101D55 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #101D55

Not just a swatch — here's how #101D55 works with other colors. Named schemes with #101D55 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #101D55 Accent #A5C4C2 Surface #EAD5C0 Secondary #9AA0A1 Anchor #21344A

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

Luxury Packaging Feature · 5 colors

Feature #101D55 Anchor #141210 Accent #DC9659 Secondary #252933 Surface #F4ECE3

Navy 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.

Moody Editorial Color · 5 colors

Color #101D55 Anchor #2A2A2E Secondary #6E6E74 Surface #EEE5DB Accent #090225

Navy adds the colour to this moody editorial scheme — charcoal and a mid-grey around it, a bone highlight, and a muted jewel accent drawn from Navy.

Vintage Leather Lead · 5 colors

Lead #101D55 Secondary #7F4535 Surface #EED7C2 Accent #365246 Anchor #58223A

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

Minimal Editorial Surface · 5 colors

Surface #F8F4EF Accent #101D55 Secondary #40475C Support #9D8F88 Ink #18140F

Navy 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 Navy carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #101D55 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 26/100

Cool

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

Softness 24/100

Low

Firm and assertive — carries weight and contrast.

Depth 74/100

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 34/100

Low

A faint retro warmth without tipping into sepia.

Luxury 78/100

High

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

Brand distinctiveness 40/100

Low

Recognisable but shares space with nearby hues.

UI accent fit 27/100

Low

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

Surface fit 37/100

Low

Usable as a tinted surface in measured doses.

Print safety 82/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #101D55

For UI

For branding

For interior

For fashion

People also use #101D55 with

Lapis Lazuli Russian Violet Army Green Gainsboro Gunmetal Gray

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 15.8:1. Use

Subtle surface Use #C2CAEA for cards and hover fills. Tint 80

Avoid beside #1B1056 — 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 #101D55 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: #101D55;
  --color-base-rgb: 16 29 85;
  --color-base-oklch: oklch(26.1% 0.103 268.2);
  --color-50: #F2F4FD;
  --color-100: #DCE1F9;
  --color-200: #BBC5F2;
  --color-300: #8C9CE3;
  --color-400: #6175D1;
  --color-500: #3F54B6;
  --color-600: #37468B;
  --color-700: #2C3663;
  --color-800: #202641;
  --color-900: #151928;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  navy: {
    50: '#F2F4FD',
    100: '#DCE1F9',
    200: '#BBC5F2',
    300: '#8C9CE3',
    400: '#6175D1',
    500: '#3F54B6',
    600: '#37468B',
    700: '#2C3663',
    800: '#202641',
    900: '#151928',
  },
}

$base: #101D55;
$base-ink: #FFFFFF;
$base-50: #F2F4FD;
$base-100: #DCE1F9;
$base-200: #BBC5F2;
$base-300: #8C9CE3;
$base-400: #6175D1;
$base-500: #3F54B6;
$base-600: #37468B;
$base-700: #2C3663;
$base-800: #202641;
$base-900: #151928;
$base-hover: #0D1745;
$base-subtle: #A2AEE1;

{
    "color": {
        "base": {
            "value": "#101D55",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F2F4FD",
                "type": "color"
            },
            "100": {
                "value": "#DCE1F9",
                "type": "color"
            },
            "200": {
                "value": "#BBC5F2",
                "type": "color"
            },
            "300": {
                "value": "#8C9CE3",
                "type": "color"
            },
            "400": {
                "value": "#6175D1",
                "type": "color"
            },
            "500": {
                "value": "#3F54B6",
                "type": "color"
            },
            "600": {
                "value": "#37468B",
                "type": "color"
            },
            "700": {
                "value": "#2C3663",
                "type": "color"
            },
            "800": {
                "value": "#202641",
                "type": "color"
            },
            "900": {
                "value": "#151928",
                "type": "color"
            }
        }
    }
}