What color is #035B28?

#035B28 is a dark, vivid teal-green. In RGB it is rgb(3, 91, 40), and in HSL hsl(145, 94%, 18%).

Is #035B28 accessible as text?

On white, #035B28 has a contrast ratio of 8.30:1 (passes WCAG AA for body text); on black it is 2.53:1 (fails). For text placed on #035B28, use white for the best readability.

What is the closest Tailwind color to #035B28?

The nearest Tailwind CSS token is green-900 (#0D542B).

What colors go well with #035B28?

#035B28 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #590335. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #035B28 below.

Is #035B28 good for buttons?

#035B28 works well for buttons and highlights, but use white text on #035B28 — black text only reaches 2.53:1, below the 4.5:1 needed for normal-size labels.

Is #035B28 the same as CSS darkgreen?

No — #035B28 is not the CSS named color darkgreen, but darkgreen (#006400) is the closest CSS named color.

#035B28 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #035B28

Not just a swatch — here's how #035B28 works with other colors. Named schemes with #035B28 in its natural role, and a note on why the supporting colors balance it.

Botanical Studio Lead · 5 colors

Lead #035B28 Secondary #4B6C3C Accent #AD6C00 Surface #EEEAD6 Anchor #3C2F20

Castleton Green leads this botanical set among foliage greens and a terracotta accent, softened by cream and grounded in bark brown.

Coastal Morning Lead · 5 colors

Lead #035B28 Accent #A8C4BA Surface #E1D9BE Secondary #9AA09F Anchor #1A3648

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

Vintage Leather Lead · 5 colors

Lead #035B28 Secondary #754E1B Surface #E5DBC0 Accent #3C5140 Anchor #5B2321

Castleton 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.

Berry & Cream Lead · 5 colors

Lead #035B28 Surface #F0E8D6 Anchor #612029 Accent #E5C3BA Secondary #342B2C

Castleton Green sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #035B28 Secondary #627967 Support #989286 Ink #17140F

Castleton 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 Castleton Green carrying the quiet middle.

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Color Lab

How #035B28 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 44/100

Neutral

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

Softness 35/100

Low

Middle-weight — neither delicate nor heavy.

Depth 59/100

Moderate

Mid depth — usable as an accent or a muted ground.

Naturalness 100/100

Very high

Organic, earthy character — at home in wellness, food and craft brands.

Vintage feel 53/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 65/100

High

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

Brand distinctiveness 30/100

Low

Recognisable but shares space with nearby hues.

UI accent fit 76/100

High

Strong interactive accent — visible and can carry a legible label.

Surface fit 24/100

Low

Too saturated or mid-toned for big areas — keep it to accents.

Print safety 76/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #035B28

For UI

For branding

For interior

For fashion

People also use #035B28 with

Green Dark Slate Gray Tyrian Purple 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 8.3:1. Use

Subtle surface Use #B9F1D0 for cards and hover fills. Tint 80

Avoid beside #035943 — 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 #035B28 at work across the surfaces designers actually ship.

Website / UI

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Build faster.

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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: #035B28;
  --color-base-rgb: 3 91 40;
  --color-base-oklch: oklch(41.3% 0.111 150.3);
  --color-50: #F0FEF6;
  --color-100: #D8FDE7;
  --color-200: #B1FCD0;
  --color-300: #7BF4AD;
  --color-400: #4BE78C;
  --color-500: #28CD6D;
  --color-600: #269B57;
  --color-700: #216D41;
  --color-800: #1A472D;
  --color-900: #122B1C;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  castleton-green: {
    50: '#F0FEF6',
    100: '#D8FDE7',
    200: '#B1FCD0',
    300: '#7BF4AD',
    400: '#4BE78C',
    500: '#28CD6D',
    600: '#269B57',
    700: '#216D41',
    800: '#1A472D',
    900: '#122B1C',
  },
}

$base: #035B28;
$base-ink: #FFFFFF;
$base-50: #F0FEF6;
$base-100: #D8FDE7;
$base-200: #B1FCD0;
$base-300: #7BF4AD;
$base-400: #4BE78C;
$base-500: #28CD6D;
$base-600: #269B57;
$base-700: #216D41;
$base-800: #1A472D;
$base-900: #122B1C;
$base-hover: #02471F;
$base-subtle: #93EDB9;

{
    "color": {
        "base": {
            "value": "#035B28",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F0FEF6",
                "type": "color"
            },
            "100": {
                "value": "#D8FDE7",
                "type": "color"
            },
            "200": {
                "value": "#B1FCD0",
                "type": "color"
            },
            "300": {
                "value": "#7BF4AD",
                "type": "color"
            },
            "400": {
                "value": "#4BE78C",
                "type": "color"
            },
            "500": {
                "value": "#28CD6D",
                "type": "color"
            },
            "600": {
                "value": "#269B57",
                "type": "color"
            },
            "700": {
                "value": "#216D41",
                "type": "color"
            },
            "800": {
                "value": "#1A472D",
                "type": "color"
            },
            "900": {
                "value": "#122B1C",
                "type": "color"
            }
        }
    }
}

Palettes built on #035B28

Color Lab

Pairs with #035B28

UI roles & guardrails

In real applications

Scales

Every model

Export