What color is #2D618F?

#2D618F is a dark blue. In RGB it is rgb(45, 97, 143), and in HSL hsl(208, 52%, 37%).

Is #2D618F accessible as text?

On white, #2D618F has a contrast ratio of 6.53:1 (passes WCAG AA for body text); on black it is 3.22:1 (fails). For text placed on #2D618F, use white for the best readability.

What is the closest Tailwind color to #2D618F?

The nearest Tailwind CSS token is sky-800 (#00598A).

What colors go well with #2D618F?

#2D618F pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #8F5B2D. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #2D618F below.

Is #2D618F good for buttons?

#2D618F works well for buttons and highlights, but use white text on #2D618F — black text only reaches 3.22:1, below the 4.5:1 needed for normal-size labels.

Is #2D618F the same as CSS darkslateblue?

No — #2D618F is not the CSS named color darkslateblue, but darkslateblue (#483D8B) is the closest CSS named color.

#2D618F Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #2D618F

Not just a swatch — here's how #2D618F works with other colors. Named schemes with #2D618F in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #2D618F Accent #A5C4C0 Surface #DDDBBF Secondary #9AA0A1 Anchor #20344A

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

Tech Product Signal · 5 colors

Signal #2D618F Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #5684B0

Lapis Lazuli is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Lapis Lazuli.

Vintage Leather Lead · 5 colors

Lead #2D618F Secondary #7F4438 Surface #E1DDC0 Accent #375245 Anchor #57233B

Lapis Lazuli plays the worn-leather lead, deepened by saddle brown and an oxblood anchor, softened by aged cream and cooled by a muted forest green.

Berry & Cream Lead · 5 colors

Lead #2D618F Surface #EDE9D6 Anchor #5A2245 Accent #E4C2CB Secondary #322B2F

Lapis Lazuli sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.

Minimal Editorial Surface · 5 colors

Surface #F6F4EF Accent #2D618F Secondary #778899 Support #969386 Ink #16140F

Lapis Lazuli 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 Lapis Lazuli carrying the quiet middle.

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Color Lab

How #2D618F 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 24/100

Cool

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

Softness 42/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 52/100

Moderate

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

Naturalness 0/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 53/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 58/100

Moderate

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

Brand distinctiveness 25/100

Low

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

UI accent fit 87/100

Very high

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

Surface fit 26/100

Low

Too saturated or mid-toned for big areas — keep it to accents.

Print safety 79/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #2D618F

For UI

For branding

For interior

For fashion

People also use #2D618F with

Light Sea Green Egyptian Blue Raw Umber Gainsboro Charcoal

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 6.5:1. Use

Subtle surface Use #D3E0EB for cards and hover fills. Tint 80

Avoid beside #2D418F — 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 #2D618F 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: #2D618F;
  --color-base-rgb: 45 97 143;
  --color-base-oklch: oklch(47.9% 0.093 247.8);
  --color-50: #F3F8FC;
  --color-100: #DFEBF6;
  --color-200: #C1D8EB;
  --color-300: #96BAD9;
  --color-400: #6E9CC4;
  --color-500: #4D7DA8;
  --color-600: #416381;
  --color-700: #32495C;
  --color-800: #24313D;
  --color-900: #181F26;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  lapis-lazuli: {
    50: '#F3F8FC',
    100: '#DFEBF6',
    200: '#C1D8EB',
    300: '#96BAD9',
    400: '#6E9CC4',
    500: '#4D7DA8',
    600: '#416381',
    700: '#32495C',
    800: '#24313D',
    900: '#181F26',
  },
}

$base: #2D618F;
$base-ink: #FFFFFF;
$base-50: #F3F8FC;
$base-100: #DFEBF6;
$base-200: #C1D8EB;
$base-300: #96BAD9;
$base-400: #6E9CC4;
$base-500: #4D7DA8;
$base-600: #416381;
$base-700: #32495C;
$base-800: #24313D;
$base-900: #181F26;
$base-hover: #244E73;
$base-subtle: #BCD0E2;

{
    "color": {
        "base": {
            "value": "#2D618F",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F3F8FC",
                "type": "color"
            },
            "100": {
                "value": "#DFEBF6",
                "type": "color"
            },
            "200": {
                "value": "#C1D8EB",
                "type": "color"
            },
            "300": {
                "value": "#96BAD9",
                "type": "color"
            },
            "400": {
                "value": "#6E9CC4",
                "type": "color"
            },
            "500": {
                "value": "#4D7DA8",
                "type": "color"
            },
            "600": {
                "value": "#416381",
                "type": "color"
            },
            "700": {
                "value": "#32495C",
                "type": "color"
            },
            "800": {
                "value": "#24313D",
                "type": "color"
            },
            "900": {
                "value": "#181F26",
                "type": "color"
            }
        }
    }
}

Palettes built on #2D618F

Color Lab

Pairs with #2D618F

UI roles & guardrails

In real applications

Scales

Every model

Export