What color is #0C77E3?

#0C77E3 is a medium, vivid blue. In RGB it is rgb(12, 119, 227), and in HSL hsl(210, 90%, 47%).

Is #0C77E3 accessible as text?

On white, #0C77E3 has a contrast ratio of 4.41:1 (fails WCAG AA for body text); on black it is 4.76:1 (passes). For text placed on #0C77E3, use black for the best readability.

What is the closest Tailwind color to #0C77E3?

The nearest Tailwind CSS token is sky-600 (#0084D1).

What colors go well with #0C77E3?

#0C77E3 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #E4780C. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #0C77E3 below.

Is #0C77E3 good for buttons?

#0C77E3 works well for buttons and highlights, but use black text on #0C77E3 — white text only reaches 4.41:1, below the 4.5:1 needed for normal-size labels.

Is #0C77E3 the same as CSS royalblue?

No — #0C77E3 is not the CSS named color royalblue, but royalblue (#4169E1) is the closest CSS named color.

#0C77E3 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #0C77E3

Not just a swatch — here's how #0C77E3 works with other colors. Named schemes with #0C77E3 in its natural role, and a note on why the supporting colors balance it.

Tech Product Signal · 5 colors

Signal #0C77E3 Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #4D9EFF

True 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 True Blue.

Coastal Morning Lead · 5 colors

Lead #0C77E3 Accent #A5C4C1 Surface #DDDBBF Secondary #9AA0A1 Anchor #20344A

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

Berry & Cream Lead · 5 colors

Lead #0C77E3 Surface #EDE9D6 Anchor #5A2145 Accent #E4C2CA Secondary #322B2F

True Blue 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 #0C77E3 Secondary #89A6CC Support #9D8F89 Ink #16140F

True 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 True Blue carrying the quiet middle.

Sunset Warmth Glow · 5 colors

Glow #0C77E3 Secondary #E76A77 Accent #C4B129 Anchor #573B59 Surface #EEEBD6

True Blue glows at the center of this sunset palette, joined by coral and gold, deepened by a plum anchor and cooled with cream.

Build a working theme in the generator →

Color Lab

How #0C77E3 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 5/100

Cool

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

Softness 38/100

Low

Middle-weight — neither delicate nor heavy.

Depth 45/100

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 28/100

Low

A faint retro warmth without tipping into sepia.

Luxury 46/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 72/100

High

Bold and ownable — memorable as a primary brand color.

UI accent fit 89/100

Very high

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

Surface fit 15/100

Very low

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

Print safety 62/100

High

Prints close, with a slight loss of vibrancy.

Pairs with #0C77E3

For UI

For branding

For interior

For fashion

People also use #0C77E3 with

Cyan Blue Ochre Gainsboro Charcoal

UI roles & guardrails

Primary action Too mid-tone for a filled button — darken for the fill. AA Large

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

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

Background Pair with white text at 4.4:1. Use

Subtle surface Use #D2E4F5 for cards and hover fills. Tint 80

Avoid beside #0C30E4 — 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 #0C77E3 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: #0C77E3;
  --color-base-rgb: 12 119 227;
  --color-base-oklch: oklch(57.7% 0.185 255.1);
  --color-50: #F0F7FE;
  --color-100: #D8EBFD;
  --color-200: #B2D6FB;
  --color-300: #7EB8F2;
  --color-400: #4F99E3;
  --color-500: #2B7ACA;
  --color-600: #296199;
  --color-700: #23476C;
  --color-800: #1B3046;
  --color-900: #121F2B;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  true-blue: {
    50: '#F0F7FE',
    100: '#D8EBFD',
    200: '#B2D6FB',
    300: '#7EB8F2',
    400: '#4F99E3',
    500: '#2B7ACA',
    600: '#296199',
    700: '#23476C',
    800: '#1B3046',
    900: '#121F2B',
  },
}

$base: #0C77E3;
$base-ink: #141310;
$base-50: #F0F7FE;
$base-100: #D8EBFD;
$base-200: #B2D6FB;
$base-300: #7EB8F2;
$base-400: #4F99E3;
$base-500: #2B7ACA;
$base-600: #296199;
$base-700: #23476C;
$base-800: #1B3046;
$base-900: #121F2B;
$base-hover: #0A60B6;
$base-subtle: #BBD6F2;

{
    "color": {
        "base": {
            "value": "#0C77E3",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F0F7FE",
                "type": "color"
            },
            "100": {
                "value": "#D8EBFD",
                "type": "color"
            },
            "200": {
                "value": "#B2D6FB",
                "type": "color"
            },
            "300": {
                "value": "#7EB8F2",
                "type": "color"
            },
            "400": {
                "value": "#4F99E3",
                "type": "color"
            },
            "500": {
                "value": "#2B7ACA",
                "type": "color"
            },
            "600": {
                "value": "#296199",
                "type": "color"
            },
            "700": {
                "value": "#23476C",
                "type": "color"
            },
            "800": {
                "value": "#1B3046",
                "type": "color"
            },
            "900": {
                "value": "#121F2B",
                "type": "color"
            }
        }
    }
}