What color is #1A311F?

#1A311F is a very dark, muted green. In RGB it is rgb(26, 49, 31), and in HSL hsl(133, 31%, 15%).

Is #1A311F accessible as text?

On white, #1A311F has a contrast ratio of 13.97:1 (passes WCAG AA for body text); on black it is 1.50:1 (fails). For text placed on #1A311F, use white for the best readability.

What is the closest Tailwind color to #1A311F?

The nearest Tailwind CSS token is green-950 (#032E15).

What colors go well with #1A311F?

#1A311F pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #321A2D. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #1A311F below.

Is #1A311F good for buttons?

#1A311F works well for buttons and highlights, but use white text on #1A311F — black text only reaches 1.50:1, below the 4.5:1 needed for normal-size labels.

Is #1A311F the same as CSS darkslategray?

No — #1A311F 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.

#1A311F Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #1A311F

Not just a swatch — here's how #1A311F works with other colors. Named schemes with #1A311F in its natural role, and a note on why the supporting colors balance it.

Botanical Studio Lead · 5 colors

Lead #1A311F Secondary #4B6C3C 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 #1A311F Secondary #754E1B Surface #E5DBC0 Accent #3C5140 Anchor #5B2321

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 #1A311F Surface #EEEADC 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 #1A311F Anchor #141210 Accent #C0A74B Secondary #222C24 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 #1A311F Secondary #4A524B 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 #1A311F 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 30/100

Low

Firm and assertive — carries weight and contrast.

Depth 68/100

High

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

Naturalness 55/100

Moderate

Loosely natural — an earthy edge without being rustic.

Vintage feel 35/100

Low

A faint retro warmth without tipping into sepia.

Luxury 70/100

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 25/100

Low

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

Surface fit 53/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 90/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #1A311F

For UI

For branding

For interior

For fashion

People also use #1A311F with

Brunswick Green Bottle Green Graphite 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 14.0:1. Use

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

Avoid beside #1A3227 — 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 #1A311F 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: #1A311F;
  --color-base-rgb: 26 49 31;
  --color-base-oklch: oklch(28.8% 0.044 149.9);
  --color-50: #F5FAF6;
  --color-100: #E4F1E7;
  --color-200: #CAE3CF;
  --color-300: #A4CCAC;
  --color-400: #7FB38A;
  --color-500: #5F966B;
  --color-600: #4E7456;
  --color-700: #3B5440;
  --color-800: #29382C;
  --color-900: #1A231C;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  sacramento-green: {
    50: '#F5FAF6',
    100: '#E4F1E7',
    200: '#CAE3CF',
    300: '#A4CCAC',
    400: '#7FB38A',
    500: '#5F966B',
    600: '#4E7456',
    700: '#3B5440',
    800: '#29382C',
    900: '#1A231C',
  },
}

$base: #1A311F;
$base-ink: #FFFFFF;
$base-50: #F5FAF6;
$base-100: #E4F1E7;
$base-200: #CAE3CF;
$base-300: #A4CCAC;
$base-400: #7FB38A;
$base-500: #5F966B;
$base-600: #4E7456;
$base-700: #3B5440;
$base-800: #29382C;
$base-900: #1A231C;
$base-hover: #152819;
$base-subtle: #AFCDB5;

{
    "color": {
        "base": {
            "value": "#1A311F",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F5FAF6",
                "type": "color"
            },
            "100": {
                "value": "#E4F1E7",
                "type": "color"
            },
            "200": {
                "value": "#CAE3CF",
                "type": "color"
            },
            "300": {
                "value": "#A4CCAC",
                "type": "color"
            },
            "400": {
                "value": "#7FB38A",
                "type": "color"
            },
            "500": {
                "value": "#5F966B",
                "type": "color"
            },
            "600": {
                "value": "#4E7456",
                "type": "color"
            },
            "700": {
                "value": "#3B5440",
                "type": "color"
            },
            "800": {
                "value": "#29382C",
                "type": "color"
            },
            "900": {
                "value": "#1A231C",
                "type": "color"
            }
        }
    }
}