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bg-slate-600

Tailwind Slate 600

#475569·Slate family·Shade 600

Color Values

HEX
#475569
RGB
rgb(71, 85, 105)
HSL
hsl(215, 19%, 35%)
OKLCH
oklch(0.446 0.037 257)
CMYK
cmyk(32%, 19%, 0%, 59%)
CSS Variable
var(--color-slate-600)
Tailwind Class
bg-slate-600

Accessibility Score

60/100

Good

Based on WCAG 2.1 contrast ratios against white and black backgrounds.

On White

7.58:1

AAA

On Black

2.77:1

Fail
Test in Contrast Checker →

Tailwind Usage — All Utilities

Background

bg-slate-600

Text

text-slate-600

Border

border-slate-600

Ring

ring-slate-600

Outline

outline-slate-600

Fill

fill-slate-600

Stroke

stroke-slate-600

From (gradient)

from-slate-600

Via (gradient)

via-slate-600

To (gradient)

to-slate-600

Placeholder

placeholder-slate-600

Caret

caret-slate-600

Accent

accent-slate-600

Decoration

decoration-slate-600

Shadow Color

shadow-slate-600

Tailwind v3 Config (extend custom color)

// tailwind.config.js module.exports = { theme: { extend: { colors: { 'slate-600': '#475569', }, }, }, };

CSS Equivalent

/* Hex */
background-color: #475569;

/* RGB */
background-color: rgb(71, 85, 105);

/* HSL */
background-color: hsl(215, 19%, 35%);

/* OKLCH (CSS Color Level 4) */
background-color: oklch(0.446 0.037 257);

/* CSS Custom Property (Tailwind v4) */
background-color: var(--color-slate-600);

/* Gradient example */
background: linear-gradient(135deg, #f8fafc 0%, #334155 100%);

OKLCH — Modern Color Space

Lightness (L)

0.446

45% perceived brightness

Chroma (C)

0.037

Color intensity / saturation

Hue (H)

257°

Angle on perceptual hue wheel

oklch(0.446 0.037 257)

OKLCH is a perceptually uniform color space in CSS Color Level 4. Unlike HSL, equal steps in L produce equal perceived lightness changes — making it ideal for building accessible, harmonious design system scales.

Design Recommendations

Accessible primary action

Shade 600 of the Slate palette

Recommended Uses

  • ✓Primary buttons on white (passes AA)
  • ✓Active state fills
  • ✓Bold text links
  • ✓Form borders on focus
  • ✓Strong icon fills

Avoid

✗Text on dark backgrounds — may fall below required contrast.

Preview

On White

Aa Bb Cc

On Black

Aa Bb Cc

As Background

Aa Bb Cc — #475569

Slate Shades

50

100

200

300

400

500

600

700

800

900

950

Similar Tailwind Colors

Perceptually close shades from other Tailwind color families.

Tailwind Gray 600

#4B5563

Tailwind Zinc 600

#52525B

Tailwind Neutral 600

#525252

Tailwind Stone 600

#57534E

Tailwind Gray 700

#374151

Tailwind Zinc 700

#3F3F46

Nearest Named Color

Tailwind Slate 600

Nearest Tailwind equivalent — #475569

Design & Accessibility Guides

Guide

Building an Accessible Color System

Design Systems · 10 min read

Guide

WCAG Contrast Ratios Explained

WCAG · 8 min read

Guide

WCAG AA vs AAA: Which Standard Should You Target?

WCAG · 7 min read

Frequently Asked Questions

What is the hex code for Tailwind Slate 600?
Tailwind Slate 600 has the hex code #475569. Its RGB value is rgb(71, 85, 105) and its HSL value is hsl(215, 19%, 35%).
What Tailwind utility classes use Slate 600?
Use bg-slate-600 for backgrounds, text-slate-600 for text color, border-slate-600 for borders, and ring-slate-600 for focus rings. In Tailwind v4 the CSS variable var(--color-slate-600) is available natively.
Is Tailwind Slate 600 WCAG accessible?
Tailwind Slate 600 achieves a 7.58:1 contrast ratio on white (AAA) and 2.77:1 on black (Fail). Its overall accessibility score is 60/100 (Good).
What is the OKLCH value for Tailwind Slate 600?
Tailwind Slate 600 in OKLCH is oklch(0.446 0.037 257) — lightness 0.446, chroma 0.037, hue 257°. OKLCH is a perceptually uniform space supported natively in modern CSS via the `color()` function.
What is Tailwind Slate 600 used for?
At shade 600, Tailwind Slate 600 is best described as "Accessible primary action". Recommended uses: Primary buttons on white (passes AA), Active state fills, Bold text links.
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