What color is #1F290A?

#1F290A is a very dark lime green. In RGB it is rgb(31, 41, 10), and in HSL hsl(79, 61%, 10%).

Is #1F290A accessible as text?

On white, #1F290A has a contrast ratio of 15.22:1 (passes WCAG AA for body text); on black it is 1.38:1 (fails). For text placed on #1F290A, use white for the best readability.

What is the closest Tailwind color to #1F290A?

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

What colors go well with #1F290A?

#1F290A pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #140A29. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #1F290A below.

Is #1F290A good for buttons?

#1F290A works well for buttons and highlights, but use white text on #1F290A — black text only reaches 1.38:1, below the 4.5:1 needed for normal-size labels.

Is #1F290A the same as CSS darkslategray?

No — #1F290A 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.

#1F290A Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #1F290A

Not just a swatch — here's how #1F290A works with other colors. Named schemes with #1F290A in its natural role, and a note on why the supporting colors balance it.

Botanical Studio Lead · 5 colors

Lead #1F290A Secondary #4F6B39 Accent #AF6A00 Surface #EFE9D6 Anchor #3D2F21

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 #1F290A Secondary #764D1D Surface #E6DBC0 Accent #3D513F Anchor #5B2324

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 #1F290A Surface #EEE9DC Highlight #F6F1E7 Secondary #B7B09F 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 #1F290A Anchor #141210 Accent #C3A54B Secondary #272B20 Surface #F2EDE3

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 #1F290A Secondary #464A40 Support #999286 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.

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Color Lab

How #1F290A 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 54/100

Neutral

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

Softness 27/100

Low

Firm and assertive — carries weight and contrast.

Depth 71/100

High

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

Naturalness 68/100

High

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

Vintage feel 39/100

Low

A faint retro warmth without tipping into sepia.

Luxury 73/100

High

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

Brand distinctiveness 20/100

Low

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

UI accent fit 21/100

Low

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

Surface fit 52/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 89/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #1F290A

For UI

For branding

For interior

For fashion

People also use #1F290A with

Espresso Sacramento Green Jet Black Platinum Army 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 15.2:1. Use

Subtle surface Use #D8E5BD for cards and hover fills. Tint 80

Avoid beside #15290A — 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 #1F290A 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: #1F290A;
  --color-base-rgb: 31 41 10;
  --color-base-oklch: oklch(26.3% 0.052 125.0);
  --color-50: #F9FCF2;
  --color-100: #EFF8DD;
  --color-200: #DFEFBD;
  --color-300: #C6DF90;
  --color-400: #ACCB67;
  --color-500: #8EB045;
  --color-600: #6F873B;
  --color-700: #50602F;
  --color-800: #363F22;
  --color-900: #222716;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  sacramento-green: {
    50: '#F9FCF2',
    100: '#EFF8DD',
    200: '#DFEFBD',
    300: '#C6DF90',
    400: '#ACCB67',
    500: '#8EB045',
    600: '#6F873B',
    700: '#50602F',
    800: '#363F22',
    900: '#222716',
  },
}

$base: #1F290A;
$base-ink: #FFFFFF;
$base-50: #F9FCF2;
$base-100: #EFF8DD;
$base-200: #DFEFBD;
$base-300: #C6DF90;
$base-400: #ACCB67;
$base-500: #8EB045;
$base-600: #6F873B;
$base-700: #50602F;
$base-800: #363F22;
$base-900: #222716;
$base-hover: #192108;
$base-subtle: #C6DA9A;

{
    "color": {
        "base": {
            "value": "#1F290A",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F9FCF2",
                "type": "color"
            },
            "100": {
                "value": "#EFF8DD",
                "type": "color"
            },
            "200": {
                "value": "#DFEFBD",
                "type": "color"
            },
            "300": {
                "value": "#C6DF90",
                "type": "color"
            },
            "400": {
                "value": "#ACCB67",
                "type": "color"
            },
            "500": {
                "value": "#8EB045",
                "type": "color"
            },
            "600": {
                "value": "#6F873B",
                "type": "color"
            },
            "700": {
                "value": "#50602F",
                "type": "color"
            },
            "800": {
                "value": "#363F22",
                "type": "color"
            },
            "900": {
                "value": "#222716",
                "type": "color"
            }
        }
    }
}

Palettes built on #1F290A

Color Lab

Pairs with #1F290A

UI roles & guardrails

In real applications

Scales

Every model

Export