What color is #021F30?

#021F30 is a very dark, vivid cyan-blue. In RGB it is rgb(2, 31, 48), and in HSL hsl(202, 92%, 10%).

Is #021F30 accessible as text?

On white, #021F30 has a contrast ratio of 16.92:1 (passes WCAG AA for body text); on black it is 1.24:1 (fails). For text placed on #021F30, use white for the best readability.

What is the closest Tailwind color to #021F30?

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

What colors go well with #021F30?

#021F30 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #311302. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #021F30 below.

Is #021F30 good for buttons?

#021F30 works well for buttons and highlights, but use white text on #021F30 — black text only reaches 1.24:1, below the 4.5:1 needed for normal-size labels.

Is #021F30 the same as CSS midnightblue?

No — #021F30 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.

#021F30 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #021F30

Not just a swatch — here's how #021F30 works with other colors. Named schemes with #021F30 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #021F30 Accent #A6C4C0 Surface #DEDABF Secondary #9AA0A0 Anchor #1F344A

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 #021F30 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 #021F30 Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #243D4E

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 #021F30 Secondary #7F4439 Surface #E2DDC0 Accent #385245 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 #021F30 Secondary #374147 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 #021F30 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 36/100

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 24/100

Low

Clean and current — no dusty, aged cast.

Luxury 75/100

High

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

Brand distinctiveness 18/100

Very low

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

UI accent fit 14/100

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 88/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #021F30

For UI

For branding

For interior

For fashion

People also use #021F30 with

Castleton Green Jet Black Graphite Platinum 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 16.9:1. Use

Subtle surface Use #B3D9F0 for cards and hover fills. Tint 80

Avoid beside #021031 — 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 #021F30 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: #021F30;
  --color-base-rgb: 2 31 48;
  --color-base-oklch: oklch(22.8% 0.048 238.4);
  --color-50: #F0F9FE;
  --color-100: #D8F0FD;
  --color-200: #B1E0FC;
  --color-300: #7CC7F3;
  --color-400: #4DADE5;
  --color-500: #2990CB;
  --color-600: #28709A;
  --color-700: #22516D;
  --color-800: #1A3647;
  --color-900: #12222B;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  graphite: {
    50: '#F0F9FE',
    100: '#D8F0FD',
    200: '#B1E0FC',
    300: '#7CC7F3',
    400: '#4DADE5',
    500: '#2990CB',
    600: '#28709A',
    700: '#22516D',
    800: '#1A3647',
    900: '#12222B',
  },
}

$base: #021F30;
$base-ink: #FFFFFF;
$base-50: #F0F9FE;
$base-100: #D8F0FD;
$base-200: #B1E0FC;
$base-300: #7CC7F3;
$base-400: #4DADE5;
$base-500: #2990CB;
$base-600: #28709A;
$base-700: #22516D;
$base-800: #1A3647;
$base-900: #12222B;
$base-hover: #021927;
$base-subtle: #8AC7EA;

{
    "color": {
        "base": {
            "value": "#021F30",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F0F9FE",
                "type": "color"
            },
            "100": {
                "value": "#D8F0FD",
                "type": "color"
            },
            "200": {
                "value": "#B1E0FC",
                "type": "color"
            },
            "300": {
                "value": "#7CC7F3",
                "type": "color"
            },
            "400": {
                "value": "#4DADE5",
                "type": "color"
            },
            "500": {
                "value": "#2990CB",
                "type": "color"
            },
            "600": {
                "value": "#28709A",
                "type": "color"
            },
            "700": {
                "value": "#22516D",
                "type": "color"
            },
            "800": {
                "value": "#1A3647",
                "type": "color"
            },
            "900": {
                "value": "#12222B",
                "type": "color"
            }
        }
    }
}

Palettes built on #021F30

Color Lab

Pairs with #021F30

UI roles & guardrails

In real applications

Scales

Every model

Export