What color is #104E22?

#104E22 is a dark green. In RGB it is rgb(16, 78, 34), and in HSL hsl(137, 66%, 18%).

Is #104E22 accessible as text?

On white, #104E22 has a contrast ratio of 9.84:1 (passes WCAG AA for body text); on black it is 2.13:1 (fails). For text placed on #104E22, use white for the best readability.

What is the closest Tailwind color to #104E22?

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

What colors go well with #104E22?

#104E22 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #4C103B. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #104E22 below.

Is #104E22 good for buttons?

#104E22 works well for buttons and highlights, but use white text on #104E22 — black text only reaches 2.13:1, below the 4.5:1 needed for normal-size labels.

Is #104E22 the same as CSS darkslategray?

No — #104E22 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.

#104E22 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #104E22

Not just a swatch — here's how #104E22 works with other colors. Named schemes with #104E22 in its natural role, and a note on why the supporting colors balance it.

Botanical Studio Lead · 5 colors

Lead #104E22 Secondary #4C6C3C 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.

Luxury Packaging Feature · 5 colors

Feature #104E22 Anchor #141210 Accent #C0A64B Secondary #222C23 Surface #F1EDE3

Castleton 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.

Moody Editorial Color · 5 colors

Color #104E22 Anchor #292A2E Secondary #6C6F74 Surface #EBE6DA Accent #002C1B

Castleton Green adds the colour to this moody editorial scheme — charcoal and a mid-grey around it, a bone highlight, and a muted jewel accent drawn from Castleton Green.

Vintage Leather Lead · 5 colors

Lead #104E22 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.

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #104E22 Secondary #5A6D5D 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 #104E22 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 46/100

Neutral

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

Softness 33/100

Low

Middle-weight — neither delicate nor heavy.

Depth 62/100

High

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

Naturalness 100/100

Very high

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

Vintage feel 55/100

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 37/100

Low

Recognisable but shares space with nearby hues.

UI accent fit 60/100

High

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

Surface fit 32/100

Low

Usable as a tinted surface in measured doses.

Print safety 79/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #104E22

For UI

For branding

For interior

For fashion

People also use #104E22 with

Dark 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 9.8:1. Use

Subtle surface Use #C1E9CD for cards and hover fills. Tint 80

Avoid beside #104C35 — 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 #104E22 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: #104E22;
  --color-base-rgb: 16 78 34;
  --color-base-oklch: oklch(37.4% 0.095 148.7);
  --color-50: #F2FDF5;
  --color-100: #DCF9E4;
  --color-200: #BBF1CB;
  --color-300: #8DE2A5;
  --color-400: #62D081;
  --color-500: #40B561;
  --color-600: #388A4F;
  --color-700: #2D623C;
  --color-800: #21402A;
  --color-900: #16281B;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  castleton-green: {
    50: '#F2FDF5',
    100: '#DCF9E4',
    200: '#BBF1CB',
    300: '#8DE2A5',
    400: '#62D081',
    500: '#40B561',
    600: '#388A4F',
    700: '#2D623C',
    800: '#21402A',
    900: '#16281B',
  },
}

$base: #104E22;
$base-ink: #FFFFFF;
$base-50: #F2FDF5;
$base-100: #DCF9E4;
$base-200: #BBF1CB;
$base-300: #8DE2A5;
$base-400: #62D081;
$base-500: #40B561;
$base-600: #388A4F;
$base-700: #2D623C;
$base-800: #21402A;
$base-900: #16281B;
$base-hover: #0C3D1A;
$base-subtle: #A1E0B3;

{
    "color": {
        "base": {
            "value": "#104E22",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F2FDF5",
                "type": "color"
            },
            "100": {
                "value": "#DCF9E4",
                "type": "color"
            },
            "200": {
                "value": "#BBF1CB",
                "type": "color"
            },
            "300": {
                "value": "#8DE2A5",
                "type": "color"
            },
            "400": {
                "value": "#62D081",
                "type": "color"
            },
            "500": {
                "value": "#40B561",
                "type": "color"
            },
            "600": {
                "value": "#388A4F",
                "type": "color"
            },
            "700": {
                "value": "#2D623C",
                "type": "color"
            },
            "800": {
                "value": "#21402A",
                "type": "color"
            },
            "900": {
                "value": "#16281B",
                "type": "color"
            }
        }
    }
}

Palettes built on #104E22

Color Lab

Pairs with #104E22

UI roles & guardrails

In real applications

Scales

Every model

Export