What color is #04251A?

#04251A is a very dark, vivid teal-green. In RGB it is rgb(4, 37, 26), and in HSL hsl(160, 80%, 8%).

Is #04251A accessible as text?

On white, #04251A has a contrast ratio of 16.35:1 (passes WCAG AA for body text); on black it is 1.28:1 (fails). For text placed on #04251A, use white for the best readability.

What is the closest Tailwind color to #04251A?

The nearest Tailwind CSS token is emerald-950 (#002C22).

What colors go well with #04251A?

#04251A pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #25040F. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #04251A below.

Is #04251A good for buttons?

#04251A works well for buttons and highlights, but use white text on #04251A — black text only reaches 1.28:1, below the 4.5:1 needed for normal-size labels.

Is #04251A the same as CSS darkslategray?

No — #04251A is not the CSS named color darkslategray, but darkslategray (#2F4F4F) 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.

#04251A Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #04251A

Not just a swatch — here's how #04251A works with other colors. Named schemes with #04251A in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #04251A Accent #A7C4BB Surface #E1D9BE Secondary #9AA0A0 Anchor #1B3549

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 #04251A Secondary #ADB4B7 Surface #F1F2F0 Support #7895A3 Anchor #2D3236

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

Vintage Leather Lead · 5 colors

Lead #04251A Secondary #744F1A Surface #E5DBC0 Accent #3B5141 Anchor #5B2320

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.

Luxury Packaging Feature · 5 colors

Feature #04251A Anchor #141210 Accent #BDA84C Secondary #1F2C27 Surface #F1EDE3

Graphite 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.

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #04251A Secondary #3A4440 Support #989286 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 #04251A 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 44/100

Neutral

Balanced temperature — flexible, sits between warm and cool schemes.

Softness 25/100

Low

Firm and assertive — carries weight and contrast.

Depth 73/100

High

Deep and grounding — anchors a layout, strong dark-mode base.

Naturalness 35/100

Low

Loosely natural — an earthy edge without being rustic.

Vintage feel 29/100

Low

A faint retro warmth without tipping into sepia.

Luxury 74/100

High

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

Brand distinctiveness 17/100

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 56/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 92/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #04251A

For UI

For branding

For interior

For fashion

People also use #04251A with

British Racing Green Graphite Jet Black Platinum Dark Slate Gray

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 16.3:1. Use

Subtle surface Use #B5EBD9 for cards and hover fills. Tint 80

Avoid beside #042525 — 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 #04251A 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: #04251A;
  --color-base-rgb: 4 37 26;
  --color-base-oklch: oklch(23.7% 0.044 166.9);
  --color-50: #F1FEFA;
  --color-100: #D9FCF0;
  --color-200: #B6F7E1;
  --color-300: #84EBC9;
  --color-400: #57DBAF;
  --color-500: #34C192;
  --color-600: #2F9371;
  --color-700: #276852;
  --color-800: #1D4437;
  --color-900: #142922;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  graphite: {
    50: '#F1FEFA',
    100: '#D9FCF0',
    200: '#B6F7E1',
    300: '#84EBC9',
    400: '#57DBAF',
    500: '#34C192',
    600: '#2F9371',
    700: '#276852',
    800: '#1D4437',
    900: '#142922',
  },
}

$base: #04251A;
$base-ink: #FFFFFF;
$base-50: #F1FEFA;
$base-100: #D9FCF0;
$base-200: #B6F7E1;
$base-300: #84EBC9;
$base-400: #57DBAF;
$base-500: #34C192;
$base-600: #2F9371;
$base-700: #276852;
$base-800: #1D4437;
$base-900: #142922;
$base-hover: #031D15;
$base-subtle: #8EE3C7;

{
    "color": {
        "base": {
            "value": "#04251A",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F1FEFA",
                "type": "color"
            },
            "100": {
                "value": "#D9FCF0",
                "type": "color"
            },
            "200": {
                "value": "#B6F7E1",
                "type": "color"
            },
            "300": {
                "value": "#84EBC9",
                "type": "color"
            },
            "400": {
                "value": "#57DBAF",
                "type": "color"
            },
            "500": {
                "value": "#34C192",
                "type": "color"
            },
            "600": {
                "value": "#2F9371",
                "type": "color"
            },
            "700": {
                "value": "#276852",
                "type": "color"
            },
            "800": {
                "value": "#1D4437",
                "type": "color"
            },
            "900": {
                "value": "#142922",
                "type": "color"
            }
        }
    }
}