What color is #645211?

#645211 is a dark, vivid brown. In RGB it is rgb(100, 82, 17), and in HSL hsl(47, 71%, 23%).

Is #645211 accessible as text?

On white, #645211 has a contrast ratio of 7.62:1 (passes WCAG AA for body text); on black it is 2.76:1 (fails). For text placed on #645211, use white for the best readability.

What is the closest Tailwind color to #645211?

The nearest Tailwind CSS token is yellow-900 (#733E0A).

What colors go well with #645211?

#645211 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #112364. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #645211 below.

Is #645211 good for buttons?

#645211 works well for buttons and highlights, but use white text on #645211 — black text only reaches 2.76:1, below the 4.5:1 needed for normal-size labels.

Is #645211 the same as CSS darkolivegreen?

No — #645211 is not the CSS named color darkolivegreen, but darkolivegreen (#556B2F) 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.

#645211 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #645211

Not just a swatch — here's how #645211 works with other colors. Named schemes with #645211 in its natural role, and a note on why the supporting colors balance it.

Warm Autumn Interior Dominant · 5 colors

Dominant #645211 Secondary #B26810 Accent #6F7A47 Surface #F3ECDD Anchor #3A2A1F

This palette keeps Army Green as the dominant warm neutral, balanced by muted terracotta and olive earth tones and grounded by a deep espresso anchor.

Modern Café Dominant · 5 colors

Dominant #645211 Anchor #392A1F Surface #EFE3D0 Accent #8E9968 Secondary #3B3833

Army 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.

Vintage Leather Lead · 5 colors

Lead #645211 Secondary #784B20 Surface #E8DAC0 Accent #3F503D Anchor #5B2227

Army 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.

Desert Clay Center · 5 colors

Center #645211 Surface #E0CFA8 Secondary #AE7C52 Accent #919970 Anchor #3D2C1F

Army Green holds the warm center of this desert palette with sand and clay beside it, a muted-sage accent and a dark-brown anchor.

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #645211 Secondary #827C68 Support #9A9186 Ink #17140F

Army 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 Army Green carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #645211 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 68/100

Warm

Reads warm and advancing — inviting, energetic, draws the eye forward.

Softness 40/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 55/100

Moderate

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

Naturalness 97/100

Very high

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

Vintage feel 77/100

High

Faded, nostalgic quality — editorial, heritage and retro work.

Luxury 60/100

High

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

Brand distinctiveness 22/100

Low

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

UI accent fit 77/100

High

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

Surface fit 31/100

Low

Usable as a tinted surface in measured doses.

Print safety 87/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #645211

For UI

For branding

For interior

For fashion

People also use #645211 with

Burnt Umber Dark Olive Green Midnight Blue Greige Army 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 7.6:1. Use

Subtle surface Use #ECE3C4 for cards and hover fills. Tint 80

Avoid beside #5B6411 — 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 #645211 at work across the surfaces designers actually ship.

Website / UI

Northwind Sign up

Build faster.

A working theme, generated in seconds.

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: #645211;
  --color-base-rgb: 100 82 17;
  --color-base-oklch: oklch(44.5% 0.083 92.5);
  --color-50: #FDFBF1;
  --color-100: #FAF3DB;
  --color-200: #F3E7B9;
  --color-300: #E5D28A;
  --color-400: #D4BA5E;
  --color-500: #B99E3C;
  --color-600: #8D7A35;
  --color-700: #64582B;
  --color-800: #423A1F;
  --color-900: #282415;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  army-green: {
    50: '#FDFBF1',
    100: '#FAF3DB',
    200: '#F3E7B9',
    300: '#E5D28A',
    400: '#D4BA5E',
    500: '#B99E3C',
    600: '#8D7A35',
    700: '#64582B',
    800: '#423A1F',
    900: '#282415',
  },
}

$base: #645211;
$base-ink: #FFFFFF;
$base-50: #FDFBF1;
$base-100: #FAF3DB;
$base-200: #F3E7B9;
$base-300: #E5D28A;
$base-400: #D4BA5E;
$base-500: #B99E3C;
$base-600: #8D7A35;
$base-700: #64582B;
$base-800: #423A1F;
$base-900: #282415;
$base-hover: #50420E;
$base-subtle: #E4D6A4;

{
    "color": {
        "base": {
            "value": "#645211",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FDFBF1",
                "type": "color"
            },
            "100": {
                "value": "#FAF3DB",
                "type": "color"
            },
            "200": {
                "value": "#F3E7B9",
                "type": "color"
            },
            "300": {
                "value": "#E5D28A",
                "type": "color"
            },
            "400": {
                "value": "#D4BA5E",
                "type": "color"
            },
            "500": {
                "value": "#B99E3C",
                "type": "color"
            },
            "600": {
                "value": "#8D7A35",
                "type": "color"
            },
            "700": {
                "value": "#64582B",
                "type": "color"
            },
            "800": {
                "value": "#423A1F",
                "type": "color"
            },
            "900": {
                "value": "#282415",
                "type": "color"
            }
        }
    }
}

Palettes built on #645211

Color Lab

Pairs with #645211

UI roles & guardrails

In real applications

Scales

Every model

Export