What color is #075121?

#075121 is a very dark, vivid green. In RGB it is rgb(7, 81, 33), and in HSL hsl(141, 84%, 17%).

Is #075121 accessible as text?

On white, #075121 has a contrast ratio of 9.51:1 (passes WCAG AA for body text); on black it is 2.21:1 (fails). For text placed on #075121, use white for the best readability.

What is the closest Tailwind color to #075121?

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

What colors go well with #075121?

#075121 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #500736. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #075121 below.

Is #075121 good for buttons?

#075121 works well for buttons and highlights, but use white text on #075121 — black text only reaches 2.21:1, below the 4.5:1 needed for normal-size labels.

Is #075121 the same as CSS darkgreen?

No — #075121 is not the CSS named color darkgreen, but darkgreen (#006400) is the closest CSS named color.

#075121 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #075121

Not just a swatch — here's how #075121 works with other colors. Named schemes with #075121 in its natural role, and a note on why the supporting colors balance it.

Botanical Studio Lead · 5 colors

Lead #075121 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.

Vintage Leather Lead · 5 colors

Lead #075121 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.

Modern Café Dominant · 5 colors

Dominant #075121 Anchor #392B1E Surface #EDE4D0 Accent #879B6D Secondary #3A3833

Castleton Green anchors this café scheme as the warm mid-tone, lifted by latte cream and a muted sage accent and grounded by espresso brown and a warm charcoal.

Berry & Cream Lead · 5 colors

Lead #075121 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 #075121 Secondary #5B6F5E 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 #075121 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 45/100

Neutral

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

Softness 33/100

Low

Middle-weight — neither delicate nor heavy.

Depth 62/100

High

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 67/100

High

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

Brand distinctiveness 28/100

Low

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

UI accent fit 64/100

High

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

Surface fit 29/100

Low

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

Print safety 78/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #075121

For UI

For branding

For interior

For fashion

People also use #075121 with

Green Brunswick Green 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 9.5:1. Use

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

Avoid beside #075039 — 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 #075121 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: #075121;
  --color-base-rgb: 7 81 33;
  --color-base-oklch: oklch(38.1% 0.103 149.0);
  --color-50: #F0FEF5;
  --color-100: #D8FDE5;
  --color-200: #B4F8CC;
  --color-300: #81EEA7;
  --color-400: #53DF84;
  --color-500: #30C464;
  --color-600: #2D9551;
  --color-700: #25693D;
  --color-800: #1C452A;
  --color-900: #132A1B;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  castleton-green: {
    50: '#F0FEF5',
    100: '#D8FDE5',
    200: '#B4F8CC',
    300: '#81EEA7',
    400: '#53DF84',
    500: '#30C464',
    600: '#2D9551',
    700: '#25693D',
    800: '#1C452A',
    900: '#132A1B',
  },
}

$base: #075121;
$base-ink: #FFFFFF;
$base-50: #F0FEF5;
$base-100: #D8FDE5;
$base-200: #B4F8CC;
$base-300: #81EEA7;
$base-400: #53DF84;
$base-500: #30C464;
$base-600: #2D9551;
$base-700: #25693D;
$base-800: #1C452A;
$base-900: #132A1B;
$base-hover: #06401A;
$base-subtle: #97E8B3;

{
    "color": {
        "base": {
            "value": "#075121",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F0FEF5",
                "type": "color"
            },
            "100": {
                "value": "#D8FDE5",
                "type": "color"
            },
            "200": {
                "value": "#B4F8CC",
                "type": "color"
            },
            "300": {
                "value": "#81EEA7",
                "type": "color"
            },
            "400": {
                "value": "#53DF84",
                "type": "color"
            },
            "500": {
                "value": "#30C464",
                "type": "color"
            },
            "600": {
                "value": "#2D9551",
                "type": "color"
            },
            "700": {
                "value": "#25693D",
                "type": "color"
            },
            "800": {
                "value": "#1C452A",
                "type": "color"
            },
            "900": {
                "value": "#132A1B",
                "type": "color"
            }
        }
    }
}

Palettes built on #075121

Color Lab

Pairs with #075121

UI roles & guardrails

In real applications

Scales

Every model

Export