What color is #0A1E33?

#0A1E33 is a very dark blue. In RGB it is rgb(10, 30, 51), and in HSL hsl(211, 67%, 12%).

Is #0A1E33 accessible as text?

On white, #0A1E33 has a contrast ratio of 16.85:1 (passes WCAG AA for body text); on black it is 1.25:1 (fails). For text placed on #0A1E33, use white for the best readability.

What is the closest Tailwind color to #0A1E33?

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

What colors go well with #0A1E33?

#0A1E33 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #331F0A. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #0A1E33 below.

Is #0A1E33 good for buttons?

#0A1E33 works well for buttons and highlights, but use white text on #0A1E33 — black text only reaches 1.25:1, below the 4.5:1 needed for normal-size labels.

Is #0A1E33 the same as CSS midnightblue?

No — #0A1E33 is not the CSS named color midnightblue, but midnightblue (#191970) is the closest CSS named color.

#0A1E33 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #0A1E33

Not just a swatch — here's how #0A1E33 works with other colors. Named schemes with #0A1E33 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #0A1E33 Accent #A5C4C1 Surface #DDDBBF Secondary #9AA0A1 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 #0A1E33 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 #0A1E33 Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #2A3C51

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 #0A1E33 Secondary #7F4537 Surface #E1DDC0 Accent #375245 Anchor #57233B

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 #0A1E33 Secondary #3A4149 Support #959386 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 #0A1E33 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 37/100

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 25/100

Low

A faint retro warmth without tipping into sepia.

Luxury 75/100

High

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

Brand distinctiveness 19/100

Very low

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

UI accent fit 15/100

Very low

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

Surface fit 55/100

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 #0A1E33

For UI

For branding

For interior

For fashion

People also use #0A1E33 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 16.8:1. Use

Subtle surface Use #BCD1E8 for cards and hover fills. Tint 80

Avoid beside #0A1033 — 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 #0A1E33 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: #0A1E33;
  --color-base-rgb: 10 30 51;
  --color-base-oklch: oklch(23.1% 0.048 251.7);
  --color-50: #F2F7FD;
  --color-100: #DCEAF9;
  --color-200: #BBD5F1;
  --color-300: #8CB6E3;
  --color-400: #6297D0;
  --color-500: #3F78B5;
  --color-600: #37608B;
  --color-700: #2C4662;
  --color-800: #203041;
  --color-900: #161E28;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  graphite: {
    50: '#F2F7FD',
    100: '#DCEAF9',
    200: '#BBD5F1',
    300: '#8CB6E3',
    400: '#6297D0',
    500: '#3F78B5',
    600: '#37608B',
    700: '#2C4662',
    800: '#203041',
    900: '#161E28',
  },
}

$base: #0A1E33;
$base-ink: #FFFFFF;
$base-50: #F2F7FD;
$base-100: #DCEAF9;
$base-200: #BBD5F1;
$base-300: #8CB6E3;
$base-400: #6297D0;
$base-500: #3F78B5;
$base-600: #37608B;
$base-700: #2C4662;
$base-800: #203041;
$base-900: #161E28;
$base-hover: #081829;
$base-subtle: #99BBDE;

{
    "color": {
        "base": {
            "value": "#0A1E33",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F2F7FD",
                "type": "color"
            },
            "100": {
                "value": "#DCEAF9",
                "type": "color"
            },
            "200": {
                "value": "#BBD5F1",
                "type": "color"
            },
            "300": {
                "value": "#8CB6E3",
                "type": "color"
            },
            "400": {
                "value": "#6297D0",
                "type": "color"
            },
            "500": {
                "value": "#3F78B5",
                "type": "color"
            },
            "600": {
                "value": "#37608B",
                "type": "color"
            },
            "700": {
                "value": "#2C4662",
                "type": "color"
            },
            "800": {
                "value": "#203041",
                "type": "color"
            },
            "900": {
                "value": "#161E28",
                "type": "color"
            }
        }
    }
}

Palettes built on #0A1E33

Color Lab

Pairs with #0A1E33

UI roles & guardrails

In real applications

Scales

Every model

Export