What color is #312E21?

#312E21 is a very dark low-chroma warm gray with a subtle warm cast. In RGB it is rgb(49, 46, 33), and in HSL hsl(49, 20%, 16%).

Is #312E21 accessible as text?

On white, #312E21 has a contrast ratio of 13.61:1 (passes WCAG AA for body text); on black it is 1.54:1 (fails). For text placed on #312E21, use white for the best readability.

What is the closest Tailwind color to #312E21?

The nearest Tailwind CSS token is stone-800 (#292524).

What colors go well with #312E21?

As a neutral, #312E21 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 #312E21 the same as CSS darkslategray?

No — #312E21 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.

#312E21 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #312E21

Not just a swatch — here's how #312E21 works with other colors. Named schemes with #312E21 in its natural role, and a note on why the supporting colors balance it.

Botanical Studio Lead · 5 colors

Lead #312E21 Secondary #546A35 Accent #B2680F Surface #F0E9D6 Anchor #3D2E21

Bistre 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 #312E21 Secondary #784C20 Surface #E7DAC0 Accent #3F503D Anchor #5B2227

Bistre 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 #312E21 Surface #EFE9DC Highlight #F6F1E7 Secondary #B8AF9F Ink #2B2723

Bistre 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 #312E21 Anchor #141210 Accent #C7A34B Secondary #2C291E Surface #F2EDE3

Bistre 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 #312E21 Secondary #54534E Support #999186 Ink #17140F

Bistre 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 Bistre carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #312E21 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 55/100

Neutral

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

Softness 32/100

Low

Middle-weight — neither delicate nor heavy.

Depth 66/100

High

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

Naturalness 33/100

Low

Loosely natural — an earthy edge without being rustic.

Vintage feel 38/100

Low

A faint retro warmth without tipping into sepia.

Luxury 67/100

High

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

Brand distinctiveness 9/100

Very low

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

UI accent fit 23/100

Low

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

Surface fit 59/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 96/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #312E21

For UI

For branding

For interior

For fashion

People also use #312E21 with

Taupe Bistre Graphite Greige Outer Space

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 13.6:1. Use

Subtle surface Use #DAD8CE for cards and hover fills. Tint 80

Avoid beside #2F3121 — 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 #312E21 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: #312E21;
  --color-base-rgb: 49 46 33;
  --color-base-oklch: oklch(30.0% 0.023 96.6);
  --color-50: #F9F8F6;
  --color-100: #EFEDE6;
  --color-200: #DEDBCE;
  --color-300: #C5C0AB;
  --color-400: #AAA388;
  --color-500: #8C8669;
  --color-600: #6D6954;
  --color-700: #4F4D3F;
  --color-800: #35332C;
  --color-900: #21201C;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  bistre: {
    50: '#F9F8F6',
    100: '#EFEDE6',
    200: '#DEDBCE',
    300: '#C5C0AB',
    400: '#AAA388',
    500: '#8C8669',
    600: '#6D6954',
    700: '#4F4D3F',
    800: '#35332C',
    900: '#21201C',
  },
}

$base: #312E21;
$base-ink: #FFFFFF;
$base-50: #F9F8F6;
$base-100: #EFEDE6;
$base-200: #DEDBCE;
$base-300: #C5C0AB;
$base-400: #AAA388;
$base-500: #8C8669;
$base-600: #6D6954;
$base-700: #4F4D3F;
$base-800: #35332C;
$base-900: #21201C;
$base-hover: #27251A;
$base-subtle: #C9C5B5;

{
    "color": {
        "base": {
            "value": "#312E21",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F9F8F6",
                "type": "color"
            },
            "100": {
                "value": "#EFEDE6",
                "type": "color"
            },
            "200": {
                "value": "#DEDBCE",
                "type": "color"
            },
            "300": {
                "value": "#C5C0AB",
                "type": "color"
            },
            "400": {
                "value": "#AAA388",
                "type": "color"
            },
            "500": {
                "value": "#8C8669",
                "type": "color"
            },
            "600": {
                "value": "#6D6954",
                "type": "color"
            },
            "700": {
                "value": "#4F4D3F",
                "type": "color"
            },
            "800": {
                "value": "#35332C",
                "type": "color"
            },
            "900": {
                "value": "#21201C",
                "type": "color"
            }
        }
    }
}