What color is #866D3C?

#866D3C is a dark brown. In RGB it is rgb(134, 109, 60), and in HSL hsl(40, 38%, 38%).

Is #866D3C accessible as text?

On white, #866D3C has a contrast ratio of 4.92:1 (passes WCAG AA for body text); on black it is 4.27:1 (fails). For text placed on #866D3C, use white for the best readability.

What is the closest Tailwind color to #866D3C?

The nearest Tailwind CSS token is olive-500 (#7C7C67).

What colors go well with #866D3C?

#866D3C pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #3C5586. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #866D3C below.

Is #866D3C good for buttons?

#866D3C works well for buttons and highlights, but use white text on #866D3C — black text only reaches 4.27:1, below the 4.5:1 needed for normal-size labels.

Is #866D3C the same as CSS sienna?

No — #866D3C is not the CSS named color sienna, but sienna (#A0522D) is the closest CSS named color.

#866D3C Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #866D3C

Not just a swatch — here's how #866D3C works with other colors. Named schemes with #866D3C in its natural role, and a note on why the supporting colors balance it.

Warm Autumn Interior Dominant · 5 colors

Dominant #866D3C Secondary #B36714 Accent #707946 Surface #F3ECDD Anchor #3B2A1F

This palette keeps Olive Brown 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 #866D3C Anchor #3A2A1F Surface #EFE3D0 Accent #8F9868 Secondary #3B3833

Olive Brown 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 #866D3C Secondary #794B21 Surface #E8DAC0 Accent #40503D Anchor #5B2228

Olive Brown 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 #866D3C Surface #E0CFA8 Secondary #AE7B52 Accent #929970 Anchor #3E2C1F

Olive Brown 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 #866D3C Secondary #A39A89 Support #9A9186 Ink #17140F

Olive Brown 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 Olive Brown carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #866D3C 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 49/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 44/100

Moderate

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

Naturalness 96/100

Very high

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

Vintage feel 89/100

Very high

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

Luxury 51/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 20/100

Very low

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

UI accent fit 83/100

Very high

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

Surface fit 35/100

Low

Usable as a tinted surface in measured doses.

Print safety 90/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #866D3C

For UI

For branding

For interior

For fashion

People also use #866D3C with

Sienna Olive Green Lapis Lazuli Greige Army Green

UI roles & guardrails

Primary action Safe as a filled button with white label. AA

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 4.9:1. Use

Subtle surface Use #E8E2D7 for cards and hover fills. Tint 80

Avoid beside #86863C — 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 #866D3C at work across the surfaces designers actually ship.

Website / UI

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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: #866D3C;
  --color-base-rgb: 134 109 60;
  --color-base-oklch: oklch(54.8% 0.074 82.9);
  --color-50: #FBF8F4;
  --color-100: #F3EDE2;
  --color-200: #E6DBC7;
  --color-300: #D0C09F;
  --color-400: #B8A37A;
  --color-500: #9C8659;
  --color-600: #796949;
  --color-700: #574D38;
  --color-800: #3A3327;
  --color-900: #242019;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  olive-brown: {
    50: '#FBF8F4',
    100: '#F3EDE2',
    200: '#E6DBC7',
    300: '#D0C09F',
    400: '#B8A37A',
    500: '#9C8659',
    600: '#796949',
    700: '#574D38',
    800: '#3A3327',
    900: '#242019',
  },
}

$base: #866D3C;
$base-ink: #FFFFFF;
$base-50: #FBF8F4;
$base-100: #F3EDE2;
$base-200: #E6DBC7;
$base-300: #D0C09F;
$base-400: #B8A37A;
$base-500: #9C8659;
$base-600: #796949;
$base-700: #574D38;
$base-800: #3A3327;
$base-900: #242019;
$base-hover: #6B5730;
$base-subtle: #DDD4C2;

{
    "color": {
        "base": {
            "value": "#866D3C",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FBF8F4",
                "type": "color"
            },
            "100": {
                "value": "#F3EDE2",
                "type": "color"
            },
            "200": {
                "value": "#E6DBC7",
                "type": "color"
            },
            "300": {
                "value": "#D0C09F",
                "type": "color"
            },
            "400": {
                "value": "#B8A37A",
                "type": "color"
            },
            "500": {
                "value": "#9C8659",
                "type": "color"
            },
            "600": {
                "value": "#796949",
                "type": "color"
            },
            "700": {
                "value": "#574D38",
                "type": "color"
            },
            "800": {
                "value": "#3A3327",
                "type": "color"
            },
            "900": {
                "value": "#242019",
                "type": "color"
            }
        }
    }
}

Palettes built on #866D3C

Color Lab

Pairs with #866D3C

UI roles & guardrails

In real applications

Scales

Every model

Export