Color guide

Indigo Color

#6366F1

indigo color codes

HEX
#6366F1
RGB
rgb(99, 102, 241)
HSL
hsl(239, 84%, 67%)
OKLCH
oklch(79% 0.10 288)

What indigo means

Indigo sits between blue and violet: as trustworthy as blue but more imaginative. It is the unofficial color of modern dev tools.

How to use it in design

A safe, modern primary for SaaS dashboards, docs sites and developer brands.

Color combinations with indigo

Harmonies calculated with color theory for the base hue 239°.

Complementary

Maximum contrast: #6366F1 + #F2EF64

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Analogous

Harmony at ±30°: #64ADF2 · #6366F1 · #A864F2

Triadic

Even 120° spacing: #6366F1 · #F26467 · #67F264

indigo color shades (50–900 scale)

Ready-to-use tailwind-style scale generated from #6366F1.

50 #17185B
100 #181961
200 #1C1D79
300 #1F21A4
400 #2327E0
500 #6467F2
600 #B4B5F4
700 #EDEDFC
800 #FFFFFF
900 #FFFFFF

Colors that go well with indigo

FAQ about the indigo color

What is the HEX code of indigo?

A widely used hex value for indigo is #6366F1, which equals rgb(99, 102, 241). Depending on the shade you want, you can adjust saturation and lightness while keeping the same hue (239°).

What colors go well with indigo?

indigo pairs beautifully with amber, mint, white, pink. Its complementary color is #F2EF64, and a classic triadic scheme adds #F26467 and #67F264.

Is indigo accessible for text and backgrounds?

It depends on the contrast ratio against the other color. Use NanoPalettes's contrast checker to verify WCAG AA (4.5:1) and AAA (7:1) compliance before shipping indigo in text or UI elements.

Create your own indigo palette

Generate harmonious combinations from #6366F1 in seconds.

Open the palette generator