What color is #2F237E?

#2F237E is a dark indigo. In RGB it is rgb(47, 35, 126), and in HSL hsl(248, 57%, 32%).

Is #2F237E accessible as text?

On white, #2F237E has a contrast ratio of 12.63:1 (passes WCAG AA for body text); on black it is 1.66:1 (fails). For text placed on #2F237E, use white for the best readability.

What is the closest Tailwind color to #2F237E?

The nearest Tailwind CSS token is indigo-900 (#312C85).

What colors go well with #2F237E?

#2F237E pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #748023. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #2F237E below.

Is #2F237E good for buttons?

#2F237E works well for buttons and highlights, but use white text on #2F237E — black text only reaches 1.66:1, below the 4.5:1 needed for normal-size labels.

Is #2F237E the same as CSS midnightblue?

No — #2F237E is not the CSS named color midnightblue, but midnightblue (#191970) is the closest CSS named color.

#2F237E Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #2F237E

Not just a swatch — here's how #2F237E works with other colors. Named schemes with #2F237E in its natural role, and a note on why the supporting colors balance it.

Luxury Packaging Feature · 5 colors

Feature #2F237E Anchor #141210 Accent #DB9758 Secondary #272833 Surface #F3ECE3

Midnight Blue carries the depth in this luxury scheme, offset by a brass accent and near-black and held together by a deep neutral and an off-white surface.

Moody Editorial Color · 5 colors

Color #2F237E Anchor #2A2A2E Secondary #6E6E74 Surface #EEE5DA Accent #220541

Midnight Blue adds the colour to this moody editorial scheme — charcoal and a mid-grey around it, a bone highlight, and a muted jewel accent drawn from Midnight Blue.

Coastal Morning Lead · 5 colors

Lead #2F237E Accent #A5C4C3 Surface #EAD5BF Secondary #9AA0A1 Anchor #22334A

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

Vintage Leather Lead · 5 colors

Lead #2F237E Secondary #7F4534 Surface #EDD7C2 Accent #365247 Anchor #582238

Midnight 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 #F8F4EF Accent #2F237E Secondary #575979 Support #9D9088 Ink #18140F

Midnight 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 Midnight Blue carrying the quiet middle.

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Color Lab

How #2F237E 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 23/100

Cool

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

Softness 26/100

Low

Firm and assertive — carries weight and contrast.

Depth 68/100

High

Deep and grounding — anchors a layout, strong dark-mode base.

Naturalness 0/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 32/100

Low

A faint retro warmth without tipping into sepia.

Luxury 69/100

High

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

Brand distinctiveness 56/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 52/100

Moderate

Workable accent with care around contrast.

Surface fit 19/100

Very low

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

Print safety 78/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #2F237E

For UI

For branding

For interior

For fashion

People also use #2F237E with

Lapis Lazuli Eminence Olive Green Gainsboro Prussian Blue

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 12.6:1. Use

Subtle surface Use #D2CEEB for cards and hover fills. Tint 80

Avoid beside #4E2380 — 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 #2F237E 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: #2F237E;
  --color-base-rgb: 47 35 126;
  --color-base-oklch: oklch(33.5% 0.146 281.1);
  --color-50: #F4F3FC;
  --color-100: #E2DEF7;
  --color-200: #C5BFED;
  --color-300: #9D93DC;
  --color-400: #766AC8;
  --color-500: #5648AD;
  --color-600: #473D84;
  --color-700: #37305E;
  --color-800: #26233E;
  --color-900: #191726;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  midnight-blue: {
    50: '#F4F3FC',
    100: '#E2DEF7',
    200: '#C5BFED',
    300: '#9D93DC',
    400: '#766AC8',
    500: '#5648AD',
    600: '#473D84',
    700: '#37305E',
    800: '#26233E',
    900: '#191726',
  },
}

$base: #2F237E;
$base-ink: #FFFFFF;
$base-50: #F4F3FC;
$base-100: #E2DEF7;
$base-200: #C5BFED;
$base-300: #9D93DC;
$base-400: #766AC8;
$base-500: #5648AD;
$base-600: #473D84;
$base-700: #37305E;
$base-800: #26233E;
$base-900: #191726;
$base-hover: #261C66;
$base-subtle: #BAB4E2;

{
    "color": {
        "base": {
            "value": "#2F237E",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F4F3FC",
                "type": "color"
            },
            "100": {
                "value": "#E2DEF7",
                "type": "color"
            },
            "200": {
                "value": "#C5BFED",
                "type": "color"
            },
            "300": {
                "value": "#9D93DC",
                "type": "color"
            },
            "400": {
                "value": "#766AC8",
                "type": "color"
            },
            "500": {
                "value": "#5648AD",
                "type": "color"
            },
            "600": {
                "value": "#473D84",
                "type": "color"
            },
            "700": {
                "value": "#37305E",
                "type": "color"
            },
            "800": {
                "value": "#26233E",
                "type": "color"
            },
            "900": {
                "value": "#191726",
                "type": "color"
            }
        }
    }
}

Palettes built on #2F237E

Color Lab

Pairs with #2F237E

UI roles & guardrails

In real applications

Scales

Every model

Export