What color is #313E2D?

#313E2D is a dark low-chroma cool gray with a subtle cool cast. In RGB it is rgb(49, 62, 45), and in HSL hsl(106, 16%, 21%).

Is #313E2D accessible as text?

On white, #313E2D has a contrast ratio of 11.31:1 (passes WCAG AA for body text); on black it is 1.86:1 (fails). For text placed on #313E2D, use white for the best readability.

What is the closest Tailwind color to #313E2D?

The nearest Tailwind CSS token is stone-700 (#44403B).

What colors go well with #313E2D?

As a neutral, #313E2D pairs cleanly with white, off-white and light grays for text, and sits under accent hues like blue, violet, emerald or warm orange — use it as a dark surface or high-contrast base and let the accent carry the color.

Is #313E2D the same as CSS darkslategray?

No — #313E2D 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.

#313E2D Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #313E2D

Not just a swatch — here's how #313E2D works with other colors. Named schemes with #313E2D in its natural role, and a note on why the supporting colors balance it.

Botanical Studio Lead · 5 colors

Lead #313E2D Secondary #4D6B3B Accent #AE6B00 Surface #EFEAD6 Anchor #3D2F21

Onyx 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 #313E2D Secondary #754D1C Surface #E6DBC0 Accent #3D513F Anchor #5B2323

Onyx 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 #313E2D Surface #EEE9DC Highlight #F5F1E7 Secondary #B7B09F Ink #2B2723

Onyx 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 #313E2D Anchor #141210 Accent #C1A64B Secondary #242B22 Surface #F2EDE3

Onyx 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 #313E2D Secondary #5C615B Support #989286 Ink #17140F

Onyx 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 Onyx carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #313E2D 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 50/100

Neutral

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

Softness 36/100

Low

Middle-weight — neither delicate nor heavy.

Depth 62/100

High

Mid depth — usable as an accent or a muted ground.

Naturalness 50/100

Moderate

Loosely natural — an earthy edge without being rustic.

Vintage feel 39/100

Low

A faint retro warmth without tipping into sepia.

Luxury 64/100

High

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

Brand distinctiveness 13/100

Very low

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

UI accent fit 35/100

Low

Workable accent with care around contrast.

Surface fit 52/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 93/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #313E2D

For UI

For branding

For interior

For fashion

People also use #313E2D with

Ebony Onyx Gunmetal Gray 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 11.3:1. Use

Subtle surface Use #D4DBD2 for cards and hover fills. Tint 80

Avoid beside #2D3E2F — 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 #313E2D 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: #313E2D;
  --color-base-rgb: 49 62 45;
  --color-base-oklch: oklch(34.7% 0.034 138.4);
  --color-50: #F7F9F6;
  --color-100: #E9EEE7;
  --color-200: #D3DDD0;
  --color-300: #B2C2AD;
  --color-400: #92A68C;
  --color-500: #73886C;
  --color-600: #5C6B57;
  --color-700: #444E41;
  --color-800: #2E342D;
  --color-900: #1D211C;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  onyx: {
    50: '#F7F9F6',
    100: '#E9EEE7',
    200: '#D3DDD0',
    300: '#B2C2AD',
    400: '#92A68C',
    500: '#73886C',
    600: '#5C6B57',
    700: '#444E41',
    800: '#2E342D',
    900: '#1D211C',
  },
}

$base: #313E2D;
$base-ink: #FFFFFF;
$base-50: #F7F9F6;
$base-100: #E9EEE7;
$base-200: #D3DDD0;
$base-300: #B2C2AD;
$base-400: #92A68C;
$base-500: #73886C;
$base-600: #5C6B57;
$base-700: #444E41;
$base-800: #2E342D;
$base-900: #1D211C;
$base-hover: #273224;
$base-subtle: #BFCABB;

{
    "color": {
        "base": {
            "value": "#313E2D",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F7F9F6",
                "type": "color"
            },
            "100": {
                "value": "#E9EEE7",
                "type": "color"
            },
            "200": {
                "value": "#D3DDD0",
                "type": "color"
            },
            "300": {
                "value": "#B2C2AD",
                "type": "color"
            },
            "400": {
                "value": "#92A68C",
                "type": "color"
            },
            "500": {
                "value": "#73886C",
                "type": "color"
            },
            "600": {
                "value": "#5C6B57",
                "type": "color"
            },
            "700": {
                "value": "#444E41",
                "type": "color"
            },
            "800": {
                "value": "#2E342D",
                "type": "color"
            },
            "900": {
                "value": "#1D211C",
                "type": "color"
            }
        }
    }
}