#E9EAF0
#3D4290
#262B6A
#0D0F2C
Background
Primary Accent
Secondary
Body Text

Indigo Ink Color Palette

#E9EAF0 · #3D4290 · #262B6A · #0D0F2C

AAA
WCAG Grade
15.6:1
Contrast Ratio
840
Saves
1,400
AI Copies
AI Prompt

Use #E9EAF0 as the background. Use #3D4290 as the primary accent. Use #262B6A as secondary. Use #0D0F2C as body text/supporting color. Palette mood: Indigo Ink — cool, mono, vintage, moody, royal.

Hex Codes, RGB & CMYK Color Values

Technical breakdown for the Indigo Ink 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: 82.5%
233, 234, 240 3%, 3%, 0%, 6% 231°, 19%, 93%
Primary Accent
Luminance: 6.9%
61, 66, 144 58%, 54%, 0%, 44% 236°, 40%, 40%
Secondary
Luminance: 3.2%
38, 43, 106 64%, 59%, 0%, 58% 236°, 47%, 28%
Body Text
Luminance: 0.6%
13, 15, 44 70%, 66%, 0%, 83% 236°, 54%, 11%

Indigo Ink 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 Ink palette — click any swatch to copy its hex.

#E9EAF0 muted blue
#3D4290 gently saturated blue
#262B6A gently saturated blue
#0D0F2C gently saturated blue

Indigo Ink 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
#0D0F2C on #E9EAF0
Aa Sample Text
15.59:1 AAA Body text, headings, UI
#E9EAF0 on #0D0F2C
Aa Sample Text
15.59:1 AAA Body text, headings, UI
#262B6A on #E9EAF0
Aa Sample Text
10.69:1 AAA Body text, headings, UI
#E9EAF0 on #262B6A
Aa Sample Text
10.69:1 AAA Body text, headings, UI
#3D4290 on #E9EAF0
Aa Sample Text
7.35:1 AAA Body text, headings, UI
#E9EAF0 on #3D4290
Aa Sample Text
7.35:1 AAA Body text, headings, UI
#0D0F2C on #3D4290
Aa Sample Text
2.12:1 Fail Decorative use only
#3D4290 on #0D0F2C
Aa Sample Text
2.12:1 Fail Decorative use only
#0D0F2C on #262B6A
Aa Sample Text
1.46:1 Fail Decorative use only
#262B6A on #0D0F2C
Aa Sample Text
1.46:1 Fail Decorative use only
#262B6A on #3D4290
Aa Sample Text
1.45:1 Fail Decorative use only
#3D4290 on #262B6A
Aa Sample Text
1.45:1 Fail Decorative use only

Indigo Ink Color Psychology & Meaning

Indigo ink never dries to black, which is why a page written in it looks like it is still thinking rather than finished, and this palette is well pale with nib deep. It feels literate and considered, the color of a letter that reads in two directions.

Color Harmony: Analogous Scheme

The Indigo Ink 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

Ink was traditionally made from iron gall or lamp black, both near-black; indigo was used to modify it, producing the blue-black handwriting that fills eighteenth-century letters.

Best Design Use Cases

Use the well pale for page backgrounds, indigo ink for calls to action, nib deep for card accents, and blot dark for text.

Industries This Palette Suits

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

Colors That Pair Well With Indigo Ink

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 #3D4290 on the wheel — the strongest accent for CTAs and highlights when you need maximum energy

violet

30° beside #3D4290 — 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 Ink Without Breaking Accessibility

  • Use #3D4290 for buttons and links — it scores 7.3:1 against the #E9EAF0 background (above the 3:1 UI-components threshold).
  • Set body text in #0D0F2C — 15.6:1 against #E9EAF0 passes WCAG AA (AAA) for long-form reading.
  • Let #262B6A carry sidebars, cards and footers — at a mid lightness it separates zones without stealing focus from #3D4290.

How to Implement the Indigo Ink Color Scheme

To use this Indigo Ink 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 #E9EAF0 for the main background and #3D4290 for primary buttons. This creates a high-contrast focal point.

Accessibility Note

The contrast ratio between #0D0F2C and #E9EAF0 is 15.59:1 (AAA). Ensure your body text remains legible.

Indigo Ink Palette — Frequently Asked Questions

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

The Indigo Ink palette contains #E9EAF0, #3D4290, #262B6A, #0D0F2C. 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 Ink color palette accessible (WCAG)?

Yes for its strongest pairings: #0D0F2C on #E9EAF0 reaches 15.6:1 (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 Ink palette?

Beyond its own four colors, #8F893D, #624785, #131415 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 Ink palette create?

Indigo Ink reads as cool, mono, vintage. Gently saturated blue drives the personality, grounded by muted blue — a combination that works best when the very light base gets most of the canvas.

Can I use the Indigo Ink color palette commercially?

Yes. Individual color values can't be copyrighted, so the Indigo Ink 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 Ink 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 Ink's exact values, including the tint and shade ramps shown above.

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