What color is #031008?

#031008 is a very dark low-chroma cool gray with a subtle cool cast. In RGB it is rgb(3, 16, 8), and in HSL hsl(143, 68%, 4%).

Is #031008 accessible as text?

On white, #031008 has a contrast ratio of 19.42:1 (passes WCAG AA for body text); on black it is 1.08:1 (fails). For text placed on #031008, use white for the best readability.

What is the closest Tailwind color to #031008?

The nearest Tailwind CSS token is neutral-950 (#0A0A0A).

What colors go well with #031008?

As a neutral, #031008 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 #031008 the same as CSS black?

No — #031008 is not the CSS named color black, but black (#000000) is the closest CSS named color.

#031008 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #031008

Not just a swatch — here's how #031008 works with other colors. Named schemes with #031008 in its natural role, and a note on why the supporting colors balance it.

Botanical Studio Lead · 5 colors

Lead #031008 Secondary #4A6C3D Accent #AC6D00 Surface #EEEAD6 Anchor #3C2F20

Jet Black 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 #031008 Secondary #744E1A Surface #E5DBC0 Accent #3C5140 Anchor #5B2320

Jet Black 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 #031008 Surface #EEEADC Highlight #F5F1E7 Secondary #B6B09F Ink #2A2723

Jet Black 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 #031008 Anchor #141210 Accent #BEA74B Secondary #212C25 Surface #F1EDE3

Jet Black 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 #031008 Secondary #292E2B Support #989286 Ink #17140F

Jet Black 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 Jet Black carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #031008 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 47/100

Neutral

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

Softness 18/100

Very low

Firm and assertive — carries weight and contrast.

Depth 79/100

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 20/100

Low

Clean and current — no dusty, aged cast.

Luxury 78/100

High

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

Brand distinctiveness 11/100

Very low

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

UI accent fit 5/100

Very low

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

Surface fit 66/100

High

Calm enough for large fills — backgrounds, cards, sections.

Print safety 94/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #031008

For UI

For branding

For interior

For fashion

People also use #031008 with

Sacramento Green Jet Black 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 19.4:1. Use

Subtle surface Use #B6E6C8 for cards and hover fills. Tint 80

Avoid beside #03110D — 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 #031008 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: #031008;
  --color-base-rgb: 3 16 8;
  --color-base-oklch: oklch(15.6% 0.028 157.9);
  --color-50: #F2FDF6;
  --color-100: #DCF9E7;
  --color-200: #BBF2D0;
  --color-300: #8CE3AD;
  --color-400: #61D18C;
  --color-500: #3FB66C;
  --color-600: #378B57;
  --color-700: #2C6341;
  --color-800: #20412D;
  --color-900: #15281C;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  jet-black: {
    50: '#F2FDF6',
    100: '#DCF9E7',
    200: '#BBF2D0',
    300: '#8CE3AD',
    400: '#61D18C',
    500: '#3FB66C',
    600: '#378B57',
    700: '#2C6341',
    800: '#20412D',
    900: '#15281C',
  },
}

$base: #031008;
$base-ink: #FFFFFF;
$base-50: #F2FDF6;
$base-100: #DCF9E7;
$base-200: #BBF2D0;
$base-300: #8CE3AD;
$base-400: #61D18C;
$base-500: #3FB66C;
$base-600: #378B57;
$base-700: #2C6341;
$base-800: #20412D;
$base-900: #15281C;
$base-hover: #030E07;
$base-subtle: #90DCAD;

{
    "color": {
        "base": {
            "value": "#031008",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F2FDF6",
                "type": "color"
            },
            "100": {
                "value": "#DCF9E7",
                "type": "color"
            },
            "200": {
                "value": "#BBF2D0",
                "type": "color"
            },
            "300": {
                "value": "#8CE3AD",
                "type": "color"
            },
            "400": {
                "value": "#61D18C",
                "type": "color"
            },
            "500": {
                "value": "#3FB66C",
                "type": "color"
            },
            "600": {
                "value": "#378B57",
                "type": "color"
            },
            "700": {
                "value": "#2C6341",
                "type": "color"
            },
            "800": {
                "value": "#20412D",
                "type": "color"
            },
            "900": {
                "value": "#15281C",
                "type": "color"
            }
        }
    }
}

Palettes built on #031008

Color Lab

Pairs with #031008

UI roles & guardrails

In real applications

Scales

Every model

Export