What color is #285D71?

#285D71 is a dark cyan-blue. In RGB it is rgb(40, 93, 113), and in HSL hsl(196, 48%, 30%).

Is #285D71 accessible as text?

On white, #285D71 has a contrast ratio of 7.26:1 (passes WCAG AA for body text); on black it is 2.89:1 (fails). For text placed on #285D71, use white for the best readability.

What is the closest Tailwind color to #285D71?

The nearest Tailwind CSS token is cyan-800 (#005F78).

What colors go well with #285D71?

#285D71 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #713B28. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #285D71 below.

Is #285D71 good for buttons?

#285D71 works well for buttons and highlights, but use white text on #285D71 — black text only reaches 2.89:1, below the 4.5:1 needed for normal-size labels.

Is #285D71 the same as CSS darkslategray?

No — #285D71 is not the CSS named color darkslategray, but darkslategray (#2F4F4F) is the closest CSS named color.

#285D71 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #285D71

Not just a swatch — here's how #285D71 works with other colors. Named schemes with #285D71 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #285D71 Accent #A6C4BF Surface #DEDABF Secondary #9AA0A0 Anchor #1E344A

Feldgrau 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 #285D71 Secondary #AEB4B8 Surface #F1F2F0 Support #7B93A5 Anchor #2E3236

Feldgrau 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 #285D71 Surface #14161A Highlight #F4F6F8 Secondary #596672 Accent #517F92

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

Vintage Leather Lead · 5 colors

Lead #285D71 Secondary #6F5116 Surface #E2DCC0 Accent #385244 Anchor #56233D

Feldgrau 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 #285D71 Secondary #708188 Support #969386 Ink #16140F

Feldgrau 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 Feldgrau carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #285D71 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 31/100

Cool

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

Softness 42/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 53/100

Moderate

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

Naturalness 1/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 44/100

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 71/100

High

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

Surface fit 36/100

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 #285D71

For UI

For branding

For interior

For fashion

People also use #285D71 with

Viridian Yale Blue Walnut Brown Platinum Dark Slate 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 7.3:1. Use

Subtle surface Use #CFE1E8 for cards and hover fills. Tint 80

Avoid beside #284571 — 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 #285D71 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: #285D71;
  --color-base-rgb: 40 93 113;
  --color-base-oklch: oklch(45.1% 0.065 225.8);
  --color-50: #F3F9FB;
  --color-100: #E0EFF5;
  --color-200: #C3DFEA;
  --color-300: #99C6D7;
  --color-400: #71ACC1;
  --color-500: #508EA5;
  --color-600: #436F7F;
  --color-700: #34505B;
  --color-800: #25363C;
  --color-900: #182225;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  feldgrau: {
    50: '#F3F9FB',
    100: '#E0EFF5',
    200: '#C3DFEA',
    300: '#99C6D7',
    400: '#71ACC1',
    500: '#508EA5',
    600: '#436F7F',
    700: '#34505B',
    800: '#25363C',
    900: '#182225',
  },
}

$base: #285D71;
$base-ink: #FFFFFF;
$base-50: #F3F9FB;
$base-100: #E0EFF5;
$base-200: #C3DFEA;
$base-300: #99C6D7;
$base-400: #71ACC1;
$base-500: #508EA5;
$base-600: #436F7F;
$base-700: #34505B;
$base-800: #25363C;
$base-900: #182225;
$base-hover: #204B5B;
$base-subtle: #B6D3DD;

{
    "color": {
        "base": {
            "value": "#285D71",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F3F9FB",
                "type": "color"
            },
            "100": {
                "value": "#E0EFF5",
                "type": "color"
            },
            "200": {
                "value": "#C3DFEA",
                "type": "color"
            },
            "300": {
                "value": "#99C6D7",
                "type": "color"
            },
            "400": {
                "value": "#71ACC1",
                "type": "color"
            },
            "500": {
                "value": "#508EA5",
                "type": "color"
            },
            "600": {
                "value": "#436F7F",
                "type": "color"
            },
            "700": {
                "value": "#34505B",
                "type": "color"
            },
            "800": {
                "value": "#25363C",
                "type": "color"
            },
            "900": {
                "value": "#182225",
                "type": "color"
            }
        }
    }
}

Palettes built on #285D71

Color Lab

Pairs with #285D71

UI roles & guardrails

In real applications

Scales

Every model

Export