What color is #35366C?

#35366C is a dark, muted blue-violet. In RGB it is rgb(53, 54, 108), and in HSL hsl(239, 34%, 32%).

Is #35366C accessible as text?

On white, #35366C has a contrast ratio of 11.08:1 (passes WCAG AA for body text); on black it is 1.90:1 (fails). For text placed on #35366C, use white for the best readability.

What is the closest Tailwind color to #35366C?

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

What colors go well with #35366C?

#35366C pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #6D6C36. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #35366C below.

Is #35366C good for buttons?

#35366C works well for buttons and highlights, but use white text on #35366C — black text only reaches 1.90:1, below the 4.5:1 needed for normal-size labels.

Is #35366C the same as CSS darkslateblue?

No — #35366C is not the CSS named color darkslateblue, but darkslateblue (#483D8B) is the closest CSS named color.

#35366C Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #35366C

Not just a swatch — here's how #35366C works with other colors. Named schemes with #35366C in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #35366C Accent #A5C4C2 Surface #EAD5BF Secondary #9AA0A1 Anchor #22344A

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

Nordic Calm Accent · 5 colors

Accent #35366C Secondary #AEB4B8 Surface #F1F2F0 Support #7E92A7 Anchor #2E3236

Yale Blue keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.

Vintage Leather Lead · 5 colors

Lead #35366C Secondary #7F4534 Surface #EDD7C2 Accent #365247 Anchor #582238

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.

Luxury Packaging Feature · 5 colors

Feature #35366C Anchor #141210 Accent #DB9758 Secondary #272833 Surface #F3ECE3

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.

Minimal Editorial Surface · 5 colors

Surface #F8F4EF Accent #35366C Secondary #606276 Support #9D9088 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 #35366C 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 33/100

Cool

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

Softness 33/100

Low

Middle-weight — neither delicate nor heavy.

Depth 63/100

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 47/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 68/100

High

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

Brand distinctiveness 35/100

Low

Recognisable but shares space with nearby hues.

UI accent fit 55/100

Moderate

Workable accent with care around contrast.

Surface fit 34/100

Low

Usable as a tinted surface in measured doses.

Print safety 86/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #35366C

For UI

For branding

For interior

For fashion

People also use #35366C with

Teal Blue Dark Slate Blue Dark Olive Green Gainsboro Prussian Blue

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 11.1:1. Use

Subtle surface Use #D4D4E5 for cards and hover fills. Tint 80

Avoid beside #47366D — 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 #35366C 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: #35366C;
  --color-base-rgb: 53 54 108;
  --color-base-oklch: oklch(36.1% 0.092 280.0);
  --color-50: #F4F5FA;
  --color-100: #E3E4F2;
  --color-200: #C8C9E4;
  --color-300: #A2A2CE;
  --color-400: #7D7EB5;
  --color-500: #5C5D98;
  --color-600: #4C4C76;
  --color-700: #3A3A55;
  --color-800: #282939;
  --color-900: #1A1A23;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  yale-blue: {
    50: '#F4F5FA',
    100: '#E3E4F2',
    200: '#C8C9E4',
    300: '#A2A2CE',
    400: '#7D7EB5',
    500: '#5C5D98',
    600: '#4C4C76',
    700: '#3A3A55',
    800: '#282939',
    900: '#1A1A23',
  },
}

$base: #35366C;
$base-ink: #FFFFFF;
$base-50: #F4F5FA;
$base-100: #E3E4F2;
$base-200: #C8C9E4;
$base-300: #A2A2CE;
$base-400: #7D7EB5;
$base-500: #5C5D98;
$base-600: #4C4C76;
$base-700: #3A3A55;
$base-800: #282939;
$base-900: #1A1A23;
$base-hover: #2B2C57;
$base-subtle: #BEBED8;

{
    "color": {
        "base": {
            "value": "#35366C",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F4F5FA",
                "type": "color"
            },
            "100": {
                "value": "#E3E4F2",
                "type": "color"
            },
            "200": {
                "value": "#C8C9E4",
                "type": "color"
            },
            "300": {
                "value": "#A2A2CE",
                "type": "color"
            },
            "400": {
                "value": "#7D7EB5",
                "type": "color"
            },
            "500": {
                "value": "#5C5D98",
                "type": "color"
            },
            "600": {
                "value": "#4C4C76",
                "type": "color"
            },
            "700": {
                "value": "#3A3A55",
                "type": "color"
            },
            "800": {
                "value": "#282939",
                "type": "color"
            },
            "900": {
                "value": "#1A1A23",
                "type": "color"
            }
        }
    }
}