What color is #102D2E?

#102D2E is a very dark low-chroma cool gray with a subtle cool cast. In RGB it is rgb(16, 45, 46), and in HSL hsl(182, 48%, 12%).

Is #102D2E accessible as text?

On white, #102D2E has a contrast ratio of 14.62:1 (passes WCAG AA for body text); on black it is 1.44:1 (fails). For text placed on #102D2E, use white for the best readability.

What is the closest Tailwind color to #102D2E?

The nearest Tailwind CSS token is gray-800 (#1E2939).

What colors go well with #102D2E?

As a neutral, #102D2E 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 #102D2E the same as CSS darkslategray?

No — #102D2E 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.

#102D2E Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #102D2E

Not just a swatch — here's how #102D2E works with other colors. Named schemes with #102D2E in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #102D2E Accent #A6C4BD Surface #E0DABE Secondary #9AA0A0 Anchor #1D3549

Gunmetal Gray opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.

Nordic Calm Accent · 5 colors

Accent #102D2E Secondary #AEB4B8 Surface #F1F2F0 Support #7A94A5 Anchor #2E3236

Gunmetal Gray keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.

Vintage Leather Lead · 5 colors

Lead #102D2E Secondary #715017 Surface #E3DCC0 Accent #3A5143 Anchor #552340

Gunmetal Gray plays the worn-leather lead, deepened by saddle brown and an oxblood anchor, softened by aged cream and cooled by a muted forest green.

Luxury Packaging Feature · 5 colors

Feature #102D2E Anchor #141210 Accent #B8AA4E Secondary #1D2C2C Surface #F1EDE3

Gunmetal Gray 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 #F6F4EF Accent #102D2E Secondary #454E4E Support #979286 Ink #16140F

Gunmetal Gray 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 Gunmetal Gray carrying the quiet middle.

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Color Lab

How #102D2E 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 41/100

Neutral

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

Softness 29/100

Low

Firm and assertive — carries weight and contrast.

Depth 69/100

High

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

Naturalness 6/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 26/100

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 13/100

Very 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 57/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 91/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #102D2E

For UI

For branding

For interior

For fashion

People also use #102D2E with

Brunswick Green Graphite 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 14.6:1. Use

Subtle surface Use #C3E1E2 for cards and hover fills. Tint 80

Avoid beside #10232D — 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 #102D2E 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: #102D2E;
  --color-base-rgb: 16 45 46;
  --color-base-oklch: oklch(27.6% 0.035 198.4);
  --color-50: #F3FBFB;
  --color-100: #E0F4F5;
  --color-200: #C3E8EA;
  --color-300: #99D5D7;
  --color-400: #71BEC1;
  --color-500: #50A2A5;
  --color-600: #437D7F;
  --color-700: #34595B;
  --color-800: #253B3C;
  --color-900: #182525;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  gunmetal-gray: {
    50: '#F3FBFB',
    100: '#E0F4F5',
    200: '#C3E8EA',
    300: '#99D5D7',
    400: '#71BEC1',
    500: '#50A2A5',
    600: '#437D7F',
    700: '#34595B',
    800: '#253B3C',
    900: '#182525',
  },
}

$base: #102D2E;
$base-ink: #FFFFFF;
$base-50: #F3FBFB;
$base-100: #E0F4F5;
$base-200: #C3E8EA;
$base-300: #99D5D7;
$base-400: #71BEC1;
$base-500: #50A2A5;
$base-600: #437D7F;
$base-700: #34595B;
$base-800: #253B3C;
$base-900: #182525;
$base-hover: #0D2324;
$base-subtle: #A3D3D4;

{
    "color": {
        "base": {
            "value": "#102D2E",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F3FBFB",
                "type": "color"
            },
            "100": {
                "value": "#E0F4F5",
                "type": "color"
            },
            "200": {
                "value": "#C3E8EA",
                "type": "color"
            },
            "300": {
                "value": "#99D5D7",
                "type": "color"
            },
            "400": {
                "value": "#71BEC1",
                "type": "color"
            },
            "500": {
                "value": "#50A2A5",
                "type": "color"
            },
            "600": {
                "value": "#437D7F",
                "type": "color"
            },
            "700": {
                "value": "#34595B",
                "type": "color"
            },
            "800": {
                "value": "#253B3C",
                "type": "color"
            },
            "900": {
                "value": "#182525",
                "type": "color"
            }
        }
    }
}