What color is #27366D?

#27366D is a dark blue. In RGB it is rgb(39, 54, 109), and in HSL hsl(227, 47%, 29%).

Is #27366D accessible as text?

On white, #27366D has a contrast ratio of 11.45:1 (passes WCAG AA for body text); on black it is 1.83:1 (fails). For text placed on #27366D, use white for the best readability.

What is the closest Tailwind color to #27366D?

The nearest Tailwind CSS token is indigo-900 (#312C85).

What colors go well with #27366D?

#27366D pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #6D5E27. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #27366D below.

Is #27366D good for buttons?

#27366D works well for buttons and highlights, but use white text on #27366D — black text only reaches 1.83:1, below the 4.5:1 needed for normal-size labels.

Is #27366D the same as CSS darkslateblue?

No — #27366D is not the CSS named color darkslateblue, but darkslateblue (#483D8B) is the closest CSS named color.

#27366D Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #27366D

Not just a swatch — here's how #27366D works with other colors. Named schemes with #27366D in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #27366D Accent #A5C4C2 Surface #EAD5C0 Secondary #9AA0A1 Anchor #21344A

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

Luxury Packaging Feature · 5 colors

Feature #27366D Anchor #141210 Accent #DC9659 Secondary #252933 Surface #F4ECE3

Yale Blue 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 #27366D Anchor #2A2A2E Secondary #6E6E74 Surface #EEE5DB Accent #1C163B

Yale Blue 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 Yale Blue.

Vintage Leather Lead · 5 colors

Lead #27366D Secondary #7F4535 Surface #EED7C2 Accent #365246 Anchor #582239

Yale Blue 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 #F8F4EF Accent #27366D Secondary #596075 Support #9D8F88 Ink #18140F

Yale Blue 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 Yale Blue carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #27366D 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 28/100

Cool

Reads cool and recessive — calming, technical, good for trust-led UI.

Softness 31/100

Low

Firm and assertive — carries weight and contrast.

Depth 64/100

High

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

Naturalness 0/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 43/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 69/100

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 53/100

Moderate

Workable accent with care around contrast.

Surface fit 33/100

Low

Usable as a tinted surface in measured doses.

Print safety 83/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #27366D

For UI

For branding

For interior

For fashion

People also use #27366D with

Teal Blue Indigo Dark Olive Green Gainsboro Gunmetal Gray

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 11.4:1. Use

Subtle surface Use #CFD4E7 for cards and hover fills. Tint 80

Avoid beside #2F276D — 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 #27366D 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: #27366D;
  --color-base-rgb: 39 54 109;
  --color-base-oklch: oklch(35.2% 0.097 269.4);
  --color-50: #F3F5FB;
  --color-100: #E0E5F5;
  --color-200: #C3CBE9;
  --color-300: #99A6D6;
  --color-400: #7283C0;
  --color-500: #5163A4;
  --color-600: #44507E;
  --color-700: #343D5A;
  --color-800: #252A3C;
  --color-900: #181B25;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  yale-blue: {
    50: '#F3F5FB',
    100: '#E0E5F5',
    200: '#C3CBE9',
    300: '#99A6D6',
    400: '#7283C0',
    500: '#5163A4',
    600: '#44507E',
    700: '#343D5A',
    800: '#252A3C',
    900: '#181B25',
  },
}

$base: #27366D;
$base-ink: #FFFFFF;
$base-50: #F3F5FB;
$base-100: #E0E5F5;
$base-200: #C3CBE9;
$base-300: #99A6D6;
$base-400: #7283C0;
$base-500: #5163A4;
$base-600: #44507E;
$base-700: #343D5A;
$base-800: #252A3C;
$base-900: #181B25;
$base-hover: #1F2B57;
$base-subtle: #B5BEDC;

{
    "color": {
        "base": {
            "value": "#27366D",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F3F5FB",
                "type": "color"
            },
            "100": {
                "value": "#E0E5F5",
                "type": "color"
            },
            "200": {
                "value": "#C3CBE9",
                "type": "color"
            },
            "300": {
                "value": "#99A6D6",
                "type": "color"
            },
            "400": {
                "value": "#7283C0",
                "type": "color"
            },
            "500": {
                "value": "#5163A4",
                "type": "color"
            },
            "600": {
                "value": "#44507E",
                "type": "color"
            },
            "700": {
                "value": "#343D5A",
                "type": "color"
            },
            "800": {
                "value": "#252A3C",
                "type": "color"
            },
            "900": {
                "value": "#181B25",
                "type": "color"
            }
        }
    }
}