#DCDFE6
#2C3568
#181E4C
#05071C
Background
Primary Accent
Secondary
Body Text

Indigo Noir Color Palette

#DCDFE6 · #2C3568 · #181E4C · #05071C

AAA
WCAG Grade
14.9:1
Contrast Ratio
1,126
Saves
2,735
AI Copies
AI Prompt

Use #DCDFE6 as the background. Use #2C3568 as the primary accent. Use #181E4C as secondary. Use #05071C as body text/supporting color. Palette mood: Indigo Noir — moody, night, mono, cool, vintage.

Hex Codes, RGB & CMYK Color Values

Technical breakdown for the Indigo Noir 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: 73.7%
220, 223, 230 4%, 3%, 0%, 10% 222°, 17%, 88%
Primary Accent
Luminance: 4.1%
44, 53, 104 58%, 49%, 0%, 59% 231°, 41%, 29%
Secondary
Luminance: 1.6%
24, 30, 76 68%, 61%, 0%, 70% 233°, 52%, 20%
Body Text
Luminance: 0.3%
5, 7, 28 82%, 75%, 0%, 89% 235°, 70%, 6%

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

#DCDFE6 muted blue
#2C3568 gently saturated blue
#181E4C gently saturated blue
#05071C saturated blue

Indigo Noir 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
#05071C on #DCDFE6
Aa Sample Text
14.94:1 AAA Body text, headings, UI
#DCDFE6 on #05071C
Aa Sample Text
14.94:1 AAA Body text, headings, UI
#181E4C on #DCDFE6
Aa Sample Text
11.84:1 AAA Body text, headings, UI
#DCDFE6 on #181E4C
Aa Sample Text
11.84:1 AAA Body text, headings, UI
#2C3568 on #DCDFE6
Aa Sample Text
8.67:1 AAA Body text, headings, UI
#DCDFE6 on #2C3568
Aa Sample Text
8.67:1 AAA Body text, headings, UI
#05071C on #2C3568
Aa Sample Text
1.72:1 Fail Decorative use only
#2C3568 on #05071C
Aa Sample Text
1.72:1 Fail Decorative use only
#181E4C on #2C3568
Aa Sample Text
1.37:1 Fail Decorative use only
#2C3568 on #181E4C
Aa Sample Text
1.37:1 Fail Decorative use only
#05071C on #181E4C
Aa Sample Text
1.26:1 Fail Decorative use only
#181E4C on #05071C
Aa Sample Text
1.26:1 Fail Decorative use only

Indigo Noir Color Psychology & Meaning

Film noir lighting made shadows blue by accident: the stock was orthochromatic and rendered blue-sensitive, so night scenes shot day-for-night came out indigo rather than black, and this palette is film pale with shadow deep. It feels shadowed and stylish, the color of a detective in a doorway.

Color Harmony: Analogous Scheme

The Indigo Noir 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

Day-for-night shooting used filters and underexposure to turn daytime footage into night, producing a distinctly blue cast that became the visual grammar of the noir genre.

Best Design Use Cases

Use the film pale for wide surfaces, noir indigo for buttons and links, shadow deep for secondary details, and black dark for text.

Industries This Palette Suits

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

Colors That Pair Well With Indigo Noir

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 #2C3568 on the wheel — the strongest accent for CTAs and highlights when you need maximum energy

violet

30° beside #2C3568 — 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 Noir Without Breaking Accessibility

  • Use #2C3568 for buttons and links — it scores 8.7:1 against the #DCDFE6 background (above the 3:1 UI-components threshold).
  • Set body text in #05071C — 14.9:1 against #DCDFE6 passes WCAG AA (AAA) for long-form reading.
  • Let #181E4C carry sidebars, cards and footers — at a deep lightness it separates zones without stealing focus from #2C3568.

How to Implement the Indigo Noir Color Scheme

To use this Indigo Noir 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 #DCDFE6 for the main background and #2C3568 for primary buttons. This creates a high-contrast focal point.

Accessibility Note

The contrast ratio between #05071C and #DCDFE6 is 14.94:1 (AAA). Ensure your body text remains legible.

Indigo Noir Palette — Frequently Asked Questions

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

The Indigo Noir palette contains #DCDFE6, #2C3568, #181E4C, #05071C. 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 Noir color palette accessible (WCAG)?

Yes for its strongest pairings: #05071C on #DCDFE6 reaches 14.9:1 (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 Noir palette?

Beyond its own four colors, #7E7335, #433361, #141415 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 Noir palette create?

Indigo Noir reads as moody, night, mono. 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 Noir color palette commercially?

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

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