What color is #0B277B?

#0B277B is a dark, vivid blue. In RGB it is rgb(11, 39, 123), and in HSL hsl(225, 84%, 26%).

Is #0B277B accessible as text?

On white, #0B277B has a contrast ratio of 13.20:1 (passes WCAG AA for body text); on black it is 1.59:1 (fails). For text placed on #0B277B, use white for the best readability.

What is the closest Tailwind color to #0B277B?

The nearest Tailwind CSS token is indigo-900 (#312C85).

What colors go well with #0B277B?

#0B277B pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #7A5E0B. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #0B277B below.

Is #0B277B good for buttons?

#0B277B works well for buttons and highlights, but use white text on #0B277B — black text only reaches 1.59:1, below the 4.5:1 needed for normal-size labels.

Is #0B277B the same as CSS midnightblue?

No — #0B277B is not the CSS named color midnightblue, but midnightblue (#191970) is the closest CSS named color.

#0B277B Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #0B277B

Not just a swatch — here's how #0B277B works with other colors. Named schemes with #0B277B in its natural role, and a note on why the supporting colors balance it.

Luxury Packaging Feature · 5 colors

Feature #0B277B Anchor #141210 Accent #ACAE53 Secondary #242933 Surface #F4ECE3

Midnight Blue 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 #0B277B Anchor #2A2A2E Secondary #6E6E74 Surface #EEE5DB Accent #130641

Midnight Blue 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 Midnight Blue.

Coastal Morning Lead · 5 colors

Lead #0B277B Accent #A5C4C2 Surface #DDDBBF Secondary #9AA0A1 Anchor #21344A

Midnight Blue 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 #0B277B Secondary #7F4536 Surface #EED7C2 Accent #365246 Anchor #58223A

Midnight Blue 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 #0B277B Secondary #4A5875 Support #9D8F88 Ink #18140F

Midnight 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 Midnight Blue carrying the quiet middle.

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Color Lab

How #0B277B 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 14/100

Cool

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

Softness 25/100

Low

Firm and assertive — carries weight and contrast.

Depth 70/100

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 29/100

Low

A faint retro warmth without tipping into sepia.

Luxury 70/100

High

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

Brand distinctiveness 56/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 46/100

Moderate

Workable accent with care around contrast.

Surface fit 20/100

Very low

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

Print safety 73/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #0B277B

For UI

For branding

For interior

For fashion

People also use #0B277B with

Dark Cyan Midnight Blue Coffee Gainsboro Charcoal

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 13.2:1. Use

Subtle surface Use #C2CEF0 for cards and hover fills. Tint 80

Avoid beside #140B7A — 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 #0B277B 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: #0B277B;
  --color-base-rgb: 11 39 123;
  --color-base-oklch: oklch(31.9% 0.146 264.6);
  --color-50: #F0F4FE;
  --color-100: #D8E2FD;
  --color-200: #B4C5F8;
  --color-300: #819CEE;
  --color-400: #5376DF;
  --color-500: #3055C4;
  --color-600: #2D4795;
  --color-700: #253669;
  --color-800: #1C2645;
  --color-900: #13192A;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  midnight-blue: {
    50: '#F0F4FE',
    100: '#D8E2FD',
    200: '#B4C5F8',
    300: '#819CEE',
    400: '#5376DF',
    500: '#3055C4',
    600: '#2D4795',
    700: '#253669',
    800: '#1C2645',
    900: '#13192A',
  },
}

$base: #0B277B;
$base-ink: #FFFFFF;
$base-50: #F0F4FE;
$base-100: #D8E2FD;
$base-200: #B4C5F8;
$base-300: #819CEE;
$base-400: #5376DF;
$base-500: #3055C4;
$base-600: #2D4795;
$base-700: #253669;
$base-800: #1C2645;
$base-900: #13192A;
$base-hover: #081F62;
$base-subtle: #A2B4EB;

{
    "color": {
        "base": {
            "value": "#0B277B",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F0F4FE",
                "type": "color"
            },
            "100": {
                "value": "#D8E2FD",
                "type": "color"
            },
            "200": {
                "value": "#B4C5F8",
                "type": "color"
            },
            "300": {
                "value": "#819CEE",
                "type": "color"
            },
            "400": {
                "value": "#5376DF",
                "type": "color"
            },
            "500": {
                "value": "#3055C4",
                "type": "color"
            },
            "600": {
                "value": "#2D4795",
                "type": "color"
            },
            "700": {
                "value": "#253669",
                "type": "color"
            },
            "800": {
                "value": "#1C2645",
                "type": "color"
            },
            "900": {
                "value": "#13192A",
                "type": "color"
            }
        }
    }
}

Palettes built on #0B277B

Color Lab

Pairs with #0B277B

UI roles & guardrails

In real applications

Scales

Every model

Export