What color is #508FB6?

#508FB6 is a medium cyan-blue. In RGB it is rgb(80, 143, 182), and in HSL hsl(203, 41%, 51%).

Is #508FB6 accessible as text?

On white, #508FB6 has a contrast ratio of 3.53:1 (fails WCAG AA for body text); on black it is 5.95:1 (passes). For text placed on #508FB6, use black for the best readability.

What is the closest Tailwind color to #508FB6?

The nearest Tailwind CSS token is cyan-600 (#0092B8).

What colors go well with #508FB6?

#508FB6 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #B5764F. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #508FB6 below.

Is #508FB6 good for buttons?

#508FB6 works well for buttons and highlights, but use black text on #508FB6 — white text only reaches 3.53:1, below the 4.5:1 needed for normal-size labels.

Is #508FB6 the same as CSS steelblue?

No — #508FB6 is not the CSS named color steelblue, but steelblue (#4682B4) is the closest CSS named color.

#508FB6 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #508FB6

Not just a swatch — here's how #508FB6 works with other colors. Named schemes with #508FB6 in its natural role, and a note on why the supporting colors balance it.

Nordic Calm Accent · 5 colors

Accent #508FB6 Secondary #AEB4B8 Surface #F1F2F0 Support #7C93A6 Anchor #2E3236

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

Coastal Morning Lead · 5 colors

Lead #508FB6 Accent #A6C4C0 Surface #DEDABF Secondary #9AA0A0 Anchor #1F344A

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

Japanese Sand Base · 5 colors

Base #508FB6 Surface #ECEADC Highlight #F4F2E7 Secondary #B2B2A0 Ink #2A2723

Ocean Blue sets a calm, sun-bleached base here, wrapped in bone and paper off-whites and a soft greige, with a single ink accent for wabi-sabi restraint.

Tech Product Signal · 5 colors

Signal #508FB6 Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #7BB4D8

Ocean 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 Ocean Blue.

Minimal Editorial Surface · 5 colors

Surface #F6F4EF Accent #508FB6 Secondary #A1B6C4 Support #969386 Ink #16140F

Ocean 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 Ocean Blue carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #508FB6 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 54/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 37/100

Low

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 44/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 34/100

Low

Recognisable but shares space with nearby hues.

UI accent fit 77/100

High

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

Surface fit 38/100

Low

Usable as a tinted surface in measured doses.

Print safety 78/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #508FB6

For UI

For branding

For interior

For fashion

People also use #508FB6 with

Medium Aquamarine Tanzanite Copper Platinum Charcoal

UI roles & guardrails

Primary action Safe as a filled button with near-black label. AA

Body text Do not use for body copy on light surfaces. Avoid

Large display Fine for headings 24px+ on white. Pass

Background Pair with #141310 text at 5.3:1. Use

Subtle surface Use #DFE8ED for cards and hover fills. Tint 80

Avoid beside #4F6CB5 — 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 #508FB6 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: #508FB6;
  --color-base-rgb: 80 143 182;
  --color-base-oklch: oklch(62.4% 0.088 237.6);
  --color-50: #F4F8FB;
  --color-100: #E2EDF3;
  --color-200: #C6DAE7;
  --color-300: #9DBED2;
  --color-400: #77A1BB;
  --color-500: #56839E;
  --color-600: #47677A;
  --color-700: #374B58;
  --color-800: #27333A;
  --color-900: #192024;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  ocean-blue: {
    50: '#F4F8FB',
    100: '#E2EDF3',
    200: '#C6DAE7',
    300: '#9DBED2',
    400: '#77A1BB',
    500: '#56839E',
    600: '#47677A',
    700: '#374B58',
    800: '#27333A',
    900: '#192024',
  },
}

$base: #508FB6;
$base-ink: #141310;
$base-50: #F4F8FB;
$base-100: #E2EDF3;
$base-200: #C6DAE7;
$base-300: #9DBED2;
$base-400: #77A1BB;
$base-500: #56839E;
$base-600: #47677A;
$base-700: #374B58;
$base-800: #27333A;
$base-900: #192024;
$base-hover: #3D7293;
$base-subtle: #CEDCE5;

{
    "color": {
        "base": {
            "value": "#508FB6",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F4F8FB",
                "type": "color"
            },
            "100": {
                "value": "#E2EDF3",
                "type": "color"
            },
            "200": {
                "value": "#C6DAE7",
                "type": "color"
            },
            "300": {
                "value": "#9DBED2",
                "type": "color"
            },
            "400": {
                "value": "#77A1BB",
                "type": "color"
            },
            "500": {
                "value": "#56839E",
                "type": "color"
            },
            "600": {
                "value": "#47677A",
                "type": "color"
            },
            "700": {
                "value": "#374B58",
                "type": "color"
            },
            "800": {
                "value": "#27333A",
                "type": "color"
            },
            "900": {
                "value": "#192024",
                "type": "color"
            }
        }
    }
}

Palettes built on #508FB6

Color Lab

Pairs with #508FB6

UI roles & guardrails

In real applications

Scales

Every model

Export