#E6E8F0
#3B4584
#232B64
#0A0E2A
Background
Primary Accent
Secondary
Body Text

Indigo Moon Color Palette

#E6E8F0 · #3B4584 · #232B64 · #0A0E2A

AAA
WCAG Grade
15.5:1
Contrast Ratio
681
Saves
2,371
AI Copies
AI Prompt

Use #E6E8F0 as the background. Use #3B4584 as the primary accent. Use #232B64 as secondary. Use #0A0E2A as body text/supporting color. Palette mood: Indigo Moon — night, cool, moody, royal, mono.

Hex Codes, RGB & CMYK Color Values

Technical breakdown for the Indigo Moon color scheme. Use these values for web design (HEX/RGB), print projects (CMYK), or specialized design software (HSL).

Swatch Design Role HEX RGB CMYK HSL
Background
Luminance: 80.8%
230, 232, 240 4%, 3%, 0%, 6% 228°, 25%, 92%
Primary Accent
Luminance: 6.9%
59, 69, 132 55%, 48%, 0%, 48% 232°, 38%, 37%
Secondary
Luminance: 3.0%
35, 43, 100 65%, 57%, 0%, 61% 233°, 48%, 26%
Body Text
Luminance: 0.5%
10, 14, 42 76%, 67%, 0%, 84% 233°, 62%, 10%

Indigo Moon Tints & Shades

Hover states, borders and elevation need lighter and darker steps of your base colors. Here are computed tints and shades for every color in the Indigo Moon palette — click any swatch to copy its hex.

#E6E8F0 gently saturated blue
#3B4584 gently saturated blue
#232B64 gently saturated blue
#0A0E2A gently saturated blue

Indigo Moon Palette Contrast Matrix (WCAG 2.1)

Every color tested as text on every other color as background. Body copy needs 4.5:1 (AA), large text and UI components 3:1. AAA requires 7:1.

Text on Background Preview Ratio Grade Safe For
#0A0E2A on #E6E8F0
Aa Sample Text
15.48:1 AAA Body text, headings, UI
#E6E8F0 on #0A0E2A
Aa Sample Text
15.48:1 AAA Body text, headings, UI
#232B64 on #E6E8F0
Aa Sample Text
10.72:1 AAA Body text, headings, UI
#E6E8F0 on #232B64
Aa Sample Text
10.72:1 AAA Body text, headings, UI
#3B4584 on #E6E8F0
Aa Sample Text
7.24:1 AAA Body text, headings, UI
#E6E8F0 on #3B4584
Aa Sample Text
7.24:1 AAA Body text, headings, UI
#0A0E2A on #3B4584
Aa Sample Text
2.14:1 Fail Decorative use only
#3B4584 on #0A0E2A
Aa Sample Text
2.14:1 Fail Decorative use only
#232B64 on #3B4584
Aa Sample Text
1.48:1 Fail Decorative use only
#3B4584 on #232B64
Aa Sample Text
1.48:1 Fail Decorative use only
#0A0E2A on #232B64
Aa Sample Text
1.44:1 Fail Decorative use only
#232B64 on #0A0E2A
Aa Sample Text
1.44:1 Fail Decorative use only

Indigo Moon Color Psychology & Meaning

The sky beside a full moon is indigo precisely because the moon is bright: the eye's response to glare makes the surrounding blue appear deeper than it is, and this palette is halo pale with sky deep. It feels luminous and cold, the color of a night that is lit without being warm.

Color Harmony: Analogous Scheme

The Indigo Moon palette is built using a analogous relationship between its hues. This ensures that even with high-contrast accents, the overall scheme feels balanced and intentional.

Hue Wheel

A analogous palette is often preferred by professional designers because it creates a calm, serene atmosphere by using neighboring colors.

History & Design Context

A moonlit sky photographs as a saturated indigo because the moon's reflected sunlight is real light, not a glow, so the camera can expose for the sky and still see detail.

Best Design Use Cases

Use the halo pale for wide surfaces, indigo glow for buttons and links, sky deep for secondary details, and space dark for text.

Industries This Palette Suits

Software products, security and infrastructure tools, fintech, developer platforms.

Colors That Pair Well With Indigo Moon

Need a fifth color? These three companions are computed from the palette's own hue positions on the color wheel, so they extend the scheme without breaking its harmony.

yellow

directly opposite #3B4584 on the wheel — the strongest accent for CTAs and highlights when you need maximum energy

violet

30° beside #3B4584 — a calm secondary that extends the palette without adding tension

tinted neutral

a ink-black carrying the palette's own hue — perfect for surfaces and dividers

Using Indigo Moon Without Breaking Accessibility

  • Use #3B4584 for buttons and links — it scores 7.2:1 against the #E6E8F0 background (above the 3:1 UI-components threshold).
  • Set body text in #0A0E2A — 15.5:1 against #E6E8F0 passes WCAG AA (AAA) for long-form reading.
  • Let #232B64 carry sidebars, cards and footers — at a mid lightness it separates zones without stealing focus from #3B4584.

How to Implement the Indigo Moon Color Scheme

To use this Indigo Moon color palette in your web project, you can copy the following CSS variables or Tailwind CSS configuration. These roles ensure your UI maintains accessibility and visual hierarchy.

Option 1: CSS Variables

:root { 
  /* {name} Palette - ihatecolors.com */{'
'}  --color-bg: {colors[0]};{'
'}  --color-primary: {colors[1]};{'
'}  --color-secondary: {colors[2]};{'
'}  --color-text: {colors[3]};{'
'} {'}'}

Web Design Tip

Use #E6E8F0 for the main background and #3B4584 for primary buttons. This creates a high-contrast focal point.

Accessibility Note

The contrast ratio between #0A0E2A and #E6E8F0 is 15.48:1 (AAA). Ensure your body text remains legible.

Indigo Moon Palette — Frequently Asked Questions

What are the hex codes in the Indigo Moon color palette?

The Indigo Moon palette contains #E6E8F0, #3B4584, #232B64, #0A0E2A. Click any swatch on this page to copy its value, or export all four at once as CSS variables, Tailwind config, SCSS or a Figma-ready list.

Is the Indigo Moon color palette accessible (WCAG)?

Yes for its strongest pairings: #0A0E2A on #E6E8F0 reaches 15.5:1 (AAA). For body text always keep a 4.5:1 ratio and for large UI elements 3:1 — the full contrast matrix above shows the exact score for every color-on-color combination in this palette.

What colors go well with the Indigo Moon palette?

Beyond its own four colors, #82793A, #574479, #131416 extend it naturally: the complementary hue for high-energy accents, an analogous neighbor for calm transitions, and a tinted neutral for surfaces. All three are computed from this palette's hues on the color wheel.

What mood does the Indigo Moon palette create?

Indigo Moon reads as night, cool, moody. Gently saturated blue drives the personality, grounded by gently saturated blue — a combination that works best when the very light base gets most of the canvas.

Can I use the Indigo Moon color palette commercially?

Yes. Individual color values can't be copyrighted, so the Indigo Moon palette is free for personal, client and commercial work — websites, branding, apps, print and social content, with no attribution required.

How do I add the Indigo Moon palette to Tailwind or CSS?

Use the export panel on this page: CSS variables, a Tailwind config block, SCSS variables, or a Figma copy list are generated from Indigo Moon's exact values, including the tint and shade ramps shown above.

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