What color is #12342B?

#12342B is a very dark teal-green. In RGB it is rgb(18, 52, 43), and in HSL hsl(164, 49%, 14%).

Is #12342B accessible as text?

On white, #12342B has a contrast ratio of 13.53:1 (passes WCAG AA for body text); on black it is 1.55:1 (fails). For text placed on #12342B, use white for the best readability.

What is the closest Tailwind color to #12342B?

The nearest Tailwind CSS token is teal-950 (#022F2E).

What colors go well with #12342B?

#12342B pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #35121C. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #12342B below.

Is #12342B good for buttons?

#12342B works well for buttons and highlights, but use white text on #12342B — black text only reaches 1.55:1, below the 4.5:1 needed for normal-size labels.

Is #12342B the same as CSS darkslategray?

No — #12342B 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.

#12342B Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #12342B

Not just a swatch — here's how #12342B works with other colors. Named schemes with #12342B in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #12342B Accent #A7C4BC Surface #E1D9BE Secondary #9AA0A0 Anchor #1B3549

Sacramento Green 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 #12342B Secondary #ADB4B7 Surface #F1F2F0 Support #7994A4 Anchor #2D3236

Sacramento Green 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 #12342B Secondary #734F19 Surface #E4DBC0 Accent #3B5141 Anchor #5B231F

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.

Luxury Packaging Feature · 5 colors

Feature #12342B Anchor #141210 Accent #BCA84C Secondary #1F2C28 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 #12342B Secondary #4A5451 Support #989286 Ink #16140F

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 #12342B 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 43/100

Neutral

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

Softness 31/100

Low

Firm and assertive — carries weight and contrast.

Depth 67/100

High

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

Naturalness 27/100

Low

Loosely natural — an earthy edge without being rustic.

Vintage feel 32/100

Low

A faint retro warmth without tipping into sepia.

Luxury 69/100

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 27/100

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 91/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #12342B

For UI

For branding

For interior

For fashion

People also use #12342B with

Castleton Green Gunmetal Gray Oxblood 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 13.5:1. Use

Subtle surface Use #C4E3DA for cards and hover fills. Tint 80

Avoid beside #123335 — 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 #12342B 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: #12342B;
  --color-base-rgb: 18 52 43;
  --color-base-oklch: oklch(29.7% 0.043 173.3);
  --color-50: #F3FBF9;
  --color-100: #E0F5F0;
  --color-200: #C2EADF;
  --color-300: #98D7C6;
  --color-400: #70C2AC;
  --color-500: #4FA68F;
  --color-600: #427F6F;
  --color-700: #345B51;
  --color-800: #253C36;
  --color-900: #182522;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  sacramento-green: {
    50: '#F3FBF9',
    100: '#E0F5F0',
    200: '#C2EADF',
    300: '#98D7C6',
    400: '#70C2AC',
    500: '#4FA68F',
    600: '#427F6F',
    700: '#345B51',
    800: '#253C36',
    900: '#182522',
  },
}

$base: #12342B;
$base-ink: #FFFFFF;
$base-50: #F3FBF9;
$base-100: #E0F5F0;
$base-200: #C2EADF;
$base-300: #98D7C6;
$base-400: #70C2AC;
$base-500: #4FA68F;
$base-600: #427F6F;
$base-700: #345B51;
$base-800: #253C36;
$base-900: #182522;
$base-hover: #0F2B23;
$base-subtle: #A5D6C9;

{
    "color": {
        "base": {
            "value": "#12342B",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F3FBF9",
                "type": "color"
            },
            "100": {
                "value": "#E0F5F0",
                "type": "color"
            },
            "200": {
                "value": "#C2EADF",
                "type": "color"
            },
            "300": {
                "value": "#98D7C6",
                "type": "color"
            },
            "400": {
                "value": "#70C2AC",
                "type": "color"
            },
            "500": {
                "value": "#4FA68F",
                "type": "color"
            },
            "600": {
                "value": "#427F6F",
                "type": "color"
            },
            "700": {
                "value": "#345B51",
                "type": "color"
            },
            "800": {
                "value": "#253C36",
                "type": "color"
            },
            "900": {
                "value": "#182522",
                "type": "color"
            }
        }
    }
}