What color is #033B35?

#033B35 is a very dark, vivid teal. In RGB it is rgb(3, 59, 53), and in HSL hsl(174, 90%, 12%).

Is #033B35 accessible as text?

On white, #033B35 has a contrast ratio of 12.49:1 (passes WCAG AA for body text); on black it is 1.68:1 (fails). For text placed on #033B35, use white for the best readability.

What is the closest Tailwind color to #033B35?

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

What colors go well with #033B35?

#033B35 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #3A0309. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #033B35 below.

Is #033B35 good for buttons?

#033B35 works well for buttons and highlights, but use white text on #033B35 — black text only reaches 1.68:1, below the 4.5:1 needed for normal-size labels.

Is #033B35 the same as CSS darkslategray?

No — #033B35 is not the CSS named color darkslategray, but darkslategray (#2F4F4F) is the closest CSS named color.

#033B35 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #033B35

Not just a swatch — here's how #033B35 works with other colors. Named schemes with #033B35 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #033B35 Accent #A7C4BC Surface #E0DABE Secondary #9AA0A0 Anchor #1C3549

Bottle 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 #033B35 Secondary #AEB4B7 Surface #F1F2F0 Support #7994A4 Anchor #2E3236

Bottle 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 #033B35 Secondary #724F18 Surface #E4DCC0 Accent #3A5142 Anchor #5B241E

Bottle 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 #033B35 Anchor #141210 Accent #BAA94D Secondary #1E2C2A Surface #F1EDE3

Bottle 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 #033B35 Secondary #4C5B58 Support #979286 Ink #16140F

Bottle 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 Bottle Green carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #033B35 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 39/100

Neutral

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

Softness 32/100

Low

Firm and assertive — carries weight and contrast.

Depth 66/100

High

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

Naturalness 20/100

Low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 35/100

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 21/100

Low

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

UI accent fit 34/100

Low

Workable accent with care around contrast.

Surface fit 48/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 88/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #033B35

For UI

For branding

For interior

For fashion

People also use #033B35 with

Dark Green Navy 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 12.5:1. Use

Subtle surface Use #B5EFE9 for cards and hover fills. Tint 80

Avoid beside #032D3A — 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 #033B35 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: #033B35;
  --color-base-rgb: 3 59 53;
  --color-base-oklch: oklch(31.7% 0.055 183.6);
  --color-50: #F0FEFD;
  --color-100: #D8FDFA;
  --color-200: #B2FBF3;
  --color-300: #7EF2E6;
  --color-400: #4FE3D5;
  --color-500: #2BCABA;
  --color-600: #29998E;
  --color-700: #236C64;
  --color-800: #1B4642;
  --color-900: #122B28;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  bottle-green: {
    50: '#F0FEFD',
    100: '#D8FDFA',
    200: '#B2FBF3',
    300: '#7EF2E6',
    400: '#4FE3D5',
    500: '#2BCABA',
    600: '#29998E',
    700: '#236C64',
    800: '#1B4642',
    900: '#122B28',
  },
}

$base: #033B35;
$base-ink: #FFFFFF;
$base-50: #F0FEFD;
$base-100: #D8FDFA;
$base-200: #B2FBF3;
$base-300: #7EF2E6;
$base-400: #4FE3D5;
$base-500: #2BCABA;
$base-600: #29998E;
$base-700: #236C64;
$base-800: #1B4642;
$base-900: #122B28;
$base-hover: #022F2A;
$base-subtle: #8EEAE1;

{
    "color": {
        "base": {
            "value": "#033B35",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F0FEFD",
                "type": "color"
            },
            "100": {
                "value": "#D8FDFA",
                "type": "color"
            },
            "200": {
                "value": "#B2FBF3",
                "type": "color"
            },
            "300": {
                "value": "#7EF2E6",
                "type": "color"
            },
            "400": {
                "value": "#4FE3D5",
                "type": "color"
            },
            "500": {
                "value": "#2BCABA",
                "type": "color"
            },
            "600": {
                "value": "#29998E",
                "type": "color"
            },
            "700": {
                "value": "#236C64",
                "type": "color"
            },
            "800": {
                "value": "#1B4642",
                "type": "color"
            },
            "900": {
                "value": "#122B28",
                "type": "color"
            }
        }
    }
}