What color is #0D2233?

#0D2233 is a very dark cyan-blue. In RGB it is rgb(13, 34, 51), and in HSL hsl(207, 59%, 13%).

Is #0D2233 accessible as text?

On white, #0D2233 has a contrast ratio of 16.23:1 (passes WCAG AA for body text); on black it is 1.29:1 (fails). For text placed on #0D2233, use white for the best readability.

What is the closest Tailwind color to #0D2233?

The nearest Tailwind CSS token is mist-900 (#161B1D).

What colors go well with #0D2233?

#0D2233 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #351F0E. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #0D2233 below.

Is #0D2233 good for buttons?

#0D2233 works well for buttons and highlights, but use white text on #0D2233 — black text only reaches 1.29:1, below the 4.5:1 needed for normal-size labels.

Is #0D2233 the same as CSS midnightblue?

No — #0D2233 is not the CSS named color midnightblue, but midnightblue (#191970) is the closest CSS named color.

#0D2233 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #0D2233

Not just a swatch — here's how #0D2233 works with other colors. Named schemes with #0D2233 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #0D2233 Accent #A5C4C0 Surface #DEDBBF Secondary #9AA0A0 Anchor #20344A

Graphite 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 #0D2233 Secondary #AEB4B8 Surface #F1F2F0 Support #7C93A6 Anchor #2E3236

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

Tech Product Signal · 5 colors

Signal #0D2233 Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #2D4051

Graphite is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Graphite.

Vintage Leather Lead · 5 colors

Lead #0D2233 Secondary #7F4438 Surface #E1DDC0 Accent #375245 Anchor #57233C

Graphite 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 #F6F4EF Accent #0D2233 Secondary #3D444B Support #969386 Ink #16140F

Graphite 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 Graphite carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #0D2233 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 38/100

Cool

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

Softness 26/100

Low

Firm and assertive — carries weight and contrast.

Depth 72/100

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 25/100

Low

Clean and current — no dusty, aged cast.

Luxury 73/100

High

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

Brand distinctiveness 16/100

Very low

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

UI accent fit 16/100

Very low

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

Surface fit 56/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 90/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #0D2233

For UI

For branding

For interior

For fashion

People also use #0D2233 with

Dark Slate Gray Navy Bistre 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 16.2:1. Use

Subtle surface Use #C0D5E5 for cards and hover fills. Tint 80

Avoid beside #0E1635 — 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 #0D2233 at work across the surfaces designers actually ship.

Website / UI

Northwind Sign up

Build faster.

A working theme, generated in seconds.

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: #0D2233;
  --color-base-rgb: 13 34 51;
  --color-base-oklch: oklch(24.4% 0.042 245.2);
  --color-50: #F2F8FC;
  --color-100: #DEECF7;
  --color-200: #BED9EE;
  --color-300: #92BBDE;
  --color-400: #689ECA;
  --color-500: #4680AE;
  --color-600: #3C6586;
  --color-700: #304A5F;
  --color-800: #22323F;
  --color-900: #171F27;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  graphite: {
    50: '#F2F8FC',
    100: '#DEECF7',
    200: '#BED9EE',
    300: '#92BBDE',
    400: '#689ECA',
    500: '#4680AE',
    600: '#3C6586',
    700: '#304A5F',
    800: '#22323F',
    900: '#171F27',
  },
}

$base: #0D2233;
$base-ink: #FFFFFF;
$base-50: #F2F8FC;
$base-100: #DEECF7;
$base-200: #BED9EE;
$base-300: #92BBDE;
$base-400: #689ECA;
$base-500: #4680AE;
$base-600: #3C6586;
$base-700: #304A5F;
$base-800: #22323F;
$base-900: #171F27;
$base-hover: #0B1C2A;
$base-subtle: #9FBFDA;

{
    "color": {
        "base": {
            "value": "#0D2233",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F2F8FC",
                "type": "color"
            },
            "100": {
                "value": "#DEECF7",
                "type": "color"
            },
            "200": {
                "value": "#BED9EE",
                "type": "color"
            },
            "300": {
                "value": "#92BBDE",
                "type": "color"
            },
            "400": {
                "value": "#689ECA",
                "type": "color"
            },
            "500": {
                "value": "#4680AE",
                "type": "color"
            },
            "600": {
                "value": "#3C6586",
                "type": "color"
            },
            "700": {
                "value": "#304A5F",
                "type": "color"
            },
            "800": {
                "value": "#22323F",
                "type": "color"
            },
            "900": {
                "value": "#171F27",
                "type": "color"
            }
        }
    }
}

Palettes built on #0D2233

Color Lab

Pairs with #0D2233

UI roles & guardrails

In real applications

Scales

Every model

Export