What color is #02152F?

#02152F is a very dark, vivid blue. In RGB it is rgb(2, 21, 47), and in HSL hsl(215, 92%, 10%).

Is #02152F accessible as text?

On white, #02152F has a contrast ratio of 18.25:1 (passes WCAG AA for body text); on black it is 1.15:1 (fails). For text placed on #02152F, use white for the best readability.

What is the closest Tailwind color to #02152F?

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

What colors go well with #02152F?

#02152F pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #311D02. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #02152F below.

Is #02152F good for buttons?

#02152F works well for buttons and highlights, but use white text on #02152F — black text only reaches 1.15:1, below the 4.5:1 needed for normal-size labels.

Is #02152F the same as CSS midnightblue?

No — #02152F 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.

#02152F Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #02152F

Not just a swatch — here's how #02152F works with other colors. Named schemes with #02152F in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #02152F 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 #02152F Secondary #AEB4B8 Surface #F1F2F0 Support #7D93A6 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 #02152F Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #1F334D

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 #02152F Secondary #7F4537 Surface #E1DDC1 Accent #375246 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 #02152F Secondary #303842 Support #9D8F89 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 #02152F 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 34/100

Cool

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

Softness 20/100

Low

Firm and assertive — carries weight and contrast.

Depth 77/100

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 24/100

Low

Clean and current — no dusty, aged cast.

Luxury 78/100

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 11/100

Very low

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

Surface fit 54/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 88/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #02152F

For UI

For branding

For interior

For fashion

People also use #02152F with

Dark Slate Gray Jet Black Graphite 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 18.2:1. Use

Subtle surface Use #B3CCF0 for cards and hover fills. Tint 80

Avoid beside #020631 — 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 #02152F 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: #02152F;
  --color-base-rgb: 2 21 47;
  --color-base-oklch: oklch(19.7% 0.059 255.3);
  --color-50: #F0F6FE;
  --color-100: #D8E7FD;
  --color-200: #B1D0FC;
  --color-300: #7CAEF3;
  --color-400: #4D8CE5;
  --color-500: #296DCB;
  --color-600: #28579A;
  --color-700: #22416D;
  --color-800: #1A2D47;
  --color-900: #121D2B;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  graphite: {
    50: '#F0F6FE',
    100: '#D8E7FD',
    200: '#B1D0FC',
    300: '#7CAEF3',
    400: '#4D8CE5',
    500: '#296DCB',
    600: '#28579A',
    700: '#22416D',
    800: '#1A2D47',
    900: '#121D2B',
  },
}

$base: #02152F;
$base-ink: #FFFFFF;
$base-50: #F0F6FE;
$base-100: #D8E7FD;
$base-200: #B1D0FC;
$base-300: #7CAEF3;
$base-400: #4D8CE5;
$base-500: #296DCB;
$base-600: #28579A;
$base-700: #22416D;
$base-800: #1A2D47;
$base-900: #121D2B;
$base-hover: #021127;
$base-subtle: #8AB2EA;

{
    "color": {
        "base": {
            "value": "#02152F",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F0F6FE",
                "type": "color"
            },
            "100": {
                "value": "#D8E7FD",
                "type": "color"
            },
            "200": {
                "value": "#B1D0FC",
                "type": "color"
            },
            "300": {
                "value": "#7CAEF3",
                "type": "color"
            },
            "400": {
                "value": "#4D8CE5",
                "type": "color"
            },
            "500": {
                "value": "#296DCB",
                "type": "color"
            },
            "600": {
                "value": "#28579A",
                "type": "color"
            },
            "700": {
                "value": "#22416D",
                "type": "color"
            },
            "800": {
                "value": "#1A2D47",
                "type": "color"
            },
            "900": {
                "value": "#121D2B",
                "type": "color"
            }
        }
    }
}