What color is #03390C?

#03390C is a very dark, vivid green. In RGB it is rgb(3, 57, 12), and in HSL hsl(130, 90%, 12%).

Is #03390C accessible as text?

On white, #03390C has a contrast ratio of 13.17:1 (passes WCAG AA for body text); on black it is 1.59:1 (fails). For text placed on #03390C, use white for the best readability.

What is the closest Tailwind color to #03390C?

The nearest Tailwind CSS token is lime-950 (#192E03).

What colors go well with #03390C?

#03390C pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #3A0331. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #03390C below.

Is #03390C good for buttons?

#03390C works well for buttons and highlights, but use white text on #03390C — black text only reaches 1.59:1, below the 4.5:1 needed for normal-size labels.

Is #03390C the same as CSS darkslategray?

No — #03390C 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.

#03390C Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #03390C

Not just a swatch — here's how #03390C works with other colors. Named schemes with #03390C in its natural role, and a note on why the supporting colors balance it.

Botanical Studio Lead · 5 colors

Lead #03390C Secondary #4C6B3C Accent #AD6C00 Surface #EEEAD6 Anchor #3C2F20

Sacramento Green leads this botanical set among foliage greens and a terracotta accent, softened by cream and grounded in bark brown.

Vintage Leather Lead · 5 colors

Lead #03390C Secondary #754E1B Surface #E6DBC0 Accent #3C5140 Anchor #5B2322

Sacramento Green plays the worn-leather lead, deepened by saddle brown and an oxblood anchor, softened by aged cream and cooled by a muted forest green.

Japanese Sand Base · 5 colors

Base #03390C Surface #EEE9DC Highlight #F5F1E7 Secondary #B6B09F Ink #2B2723

Sacramento Green sets a calm, sun-bleached base here, wrapped in bone and paper off-whites and a soft greige, with a single ink accent for wabi-sabi restraint.

Luxury Packaging Feature · 5 colors

Feature #03390C Anchor #141210 Accent #C0A64B Secondary #232C23 Surface #F1EDE3

Sacramento Green 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 #03390C Secondary #485848 Support #989286 Ink #17140F

Sacramento Green 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 Sacramento Green carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #03390C 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 48/100

Neutral

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

Softness 28/100

Low

Firm and assertive — carries weight and contrast.

Depth 69/100

High

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

Naturalness 100/100

Very high

Organic, earthy character — at home in wellness, food and craft brands.

Vintage feel 48/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 73/100

High

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

Brand distinctiveness 35/100

Low

Recognisable but shares space with nearby hues.

UI accent fit 36/100

Low

Workable accent with care around contrast.

Surface fit 38/100

Low

Usable as a tinted surface in measured doses.

Print safety 80/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #03390C

For UI

For branding

For interior

For fashion

People also use #03390C with

Dark Green Sacramento Green Deep Purple Platinum Hunter Green

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 13.2:1. Use

Subtle surface Use #B5EFBF for cards and hover fills. Tint 80

Avoid beside #033A1F — 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 #03390C 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: #03390C;
  --color-base-rgb: 3 57 12;
  --color-base-oklch: oklch(30.1% 0.091 145.2);
  --color-50: #F0FEF3;
  --color-100: #D8FDDE;
  --color-200: #B2FBBE;
  --color-300: #7EF291;
  --color-400: #4FE367;
  --color-500: #2BCA46;
  --color-600: #29993C;
  --color-700: #236C2F;
  --color-800: #1B4622;
  --color-900: #122B16;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  sacramento-green: {
    50: '#F0FEF3',
    100: '#D8FDDE',
    200: '#B2FBBE',
    300: '#7EF291',
    400: '#4FE367',
    500: '#2BCA46',
    600: '#29993C',
    700: '#236C2F',
    800: '#1B4622',
    900: '#122B16',
  },
}

$base: #03390C;
$base-ink: #FFFFFF;
$base-50: #F0FEF3;
$base-100: #D8FDDE;
$base-200: #B2FBBE;
$base-300: #7EF291;
$base-400: #4FE367;
$base-500: #2BCA46;
$base-600: #29993C;
$base-700: #236C2F;
$base-800: #1B4622;
$base-900: #122B16;
$base-hover: #022F0A;
$base-subtle: #8EEA9D;

{
    "color": {
        "base": {
            "value": "#03390C",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F0FEF3",
                "type": "color"
            },
            "100": {
                "value": "#D8FDDE",
                "type": "color"
            },
            "200": {
                "value": "#B2FBBE",
                "type": "color"
            },
            "300": {
                "value": "#7EF291",
                "type": "color"
            },
            "400": {
                "value": "#4FE367",
                "type": "color"
            },
            "500": {
                "value": "#2BCA46",
                "type": "color"
            },
            "600": {
                "value": "#29993C",
                "type": "color"
            },
            "700": {
                "value": "#236C2F",
                "type": "color"
            },
            "800": {
                "value": "#1B4622",
                "type": "color"
            },
            "900": {
                "value": "#122B16",
                "type": "color"
            }
        }
    }
}