What color is #145372?

#145372 is a dark, vivid cyan-blue. In RGB it is rgb(20, 83, 114), and in HSL hsl(200, 70%, 26%).

Is #145372 accessible as text?

On white, #145372 has a contrast ratio of 8.37:1 (passes WCAG AA for body text); on black it is 2.51:1 (fails). For text placed on #145372, use white for the best readability.

What is the closest Tailwind color to #145372?

The nearest Tailwind CSS token is cyan-900 (#104E64).

What colors go well with #145372?

#145372 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #713314. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #145372 below.

Is #145372 good for buttons?

#145372 works well for buttons and highlights, but use white text on #145372 — black text only reaches 2.51:1, below the 4.5:1 needed for normal-size labels.

Is #145372 the same as CSS darkslategray?

No — #145372 is not the CSS named color darkslategray, but darkslategray (#2F4F4F) is the closest CSS named color.

#145372 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #145372

Not just a swatch — here's how #145372 works with other colors. Named schemes with #145372 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #145372 Accent #A6C4C0 Surface #DEDABF Secondary #9AA0A0 Anchor #1F344A

Classic 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 #145372 Secondary #AEB4B8 Surface #F1F2F0 Support #7C93A6 Anchor #2E3236

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

Tech Product Signal · 5 colors

Signal #145372 Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #427592

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

Vintage Leather Lead · 5 colors

Lead #145372 Secondary #6E5216 Surface #E2DCC0 Accent #385245 Anchor #57233D

Classic 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 #F6F4EF Accent #145372 Secondary #657783 Support #969386 Ink #16140F

Classic 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 Classic Blue carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #145372 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 26/100

Cool

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

Softness 38/100

Low

Middle-weight — neither delicate nor heavy.

Depth 57/100

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 46/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 62/100

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 70/100

High

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

Surface fit 34/100

Low

Usable as a tinted surface in measured doses.

Print safety 80/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #145372

For UI

For branding

For interior

For fashion

People also use #145372 with

Sea Green Midnight Blue Walnut Brown Platinum Charcoal

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 8.4:1. Use

Subtle surface Use #C6E0EC for cards and hover fills. Tint 80

Avoid beside #143371 — 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 #145372 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: #145372;
  --color-base-rgb: 20 83 114;
  --color-base-oklch: oklch(41.9% 0.080 235.3);
  --color-50: #F1F9FD;
  --color-100: #DBF0FA;
  --color-200: #BAE0F3;
  --color-300: #8AC7E5;
  --color-400: #5FACD3;
  --color-500: #3D8FB8;
  --color-600: #356F8C;
  --color-700: #2B5164;
  --color-800: #203641;
  --color-900: #152228;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  classic-blue: {
    50: '#F1F9FD',
    100: '#DBF0FA',
    200: '#BAE0F3',
    300: '#8AC7E5',
    400: '#5FACD3',
    500: '#3D8FB8',
    600: '#356F8C',
    700: '#2B5164',
    800: '#203641',
    900: '#152228',
  },
}

$base: #145372;
$base-ink: #FFFFFF;
$base-50: #F1F9FD;
$base-100: #DBF0FA;
$base-200: #BAE0F3;
$base-300: #8AC7E5;
$base-400: #5FACD3;
$base-500: #3D8FB8;
$base-600: #356F8C;
$base-700: #2B5164;
$base-800: #203641;
$base-900: #152228;
$base-hover: #10415A;
$base-subtle: #A8D0E5;

{
    "color": {
        "base": {
            "value": "#145372",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F1F9FD",
                "type": "color"
            },
            "100": {
                "value": "#DBF0FA",
                "type": "color"
            },
            "200": {
                "value": "#BAE0F3",
                "type": "color"
            },
            "300": {
                "value": "#8AC7E5",
                "type": "color"
            },
            "400": {
                "value": "#5FACD3",
                "type": "color"
            },
            "500": {
                "value": "#3D8FB8",
                "type": "color"
            },
            "600": {
                "value": "#356F8C",
                "type": "color"
            },
            "700": {
                "value": "#2B5164",
                "type": "color"
            },
            "800": {
                "value": "#203641",
                "type": "color"
            },
            "900": {
                "value": "#152228",
                "type": "color"
            }
        }
    }
}