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bg-slate-700

Tailwind Slate 700

#334155·Slate family·Shade 700

Color Values

HEX
#334155
RGB
rgb(51, 65, 85)
HSL
hsl(215, 25%, 27%)
OKLCH
oklch(0.372 0.039 257)
CMYK
cmyk(40%, 24%, 0%, 67%)
CSS Variable
var(--color-slate-700)
Tailwind Class
bg-slate-700

Accessibility Score

60/100

Good

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

On White

10.35:1

AAA

On Black

2.03:1

Fail
Test in Contrast Checker →

Tailwind Usage — All Utilities

Background

bg-slate-700

Text

text-slate-700

Border

border-slate-700

Ring

ring-slate-700

Outline

outline-slate-700

Fill

fill-slate-700

Stroke

stroke-slate-700

From (gradient)

from-slate-700

Via (gradient)

via-slate-700

To (gradient)

to-slate-700

Placeholder

placeholder-slate-700

Caret

caret-slate-700

Accent

accent-slate-700

Decoration

decoration-slate-700

Shadow Color

shadow-slate-700

Tailwind v3 Config (extend custom color)

// tailwind.config.js module.exports = { theme: { extend: { colors: { 'slate-700': '#334155', }, }, }, };

CSS Equivalent

/* Hex */
background-color: #334155;

/* RGB */
background-color: rgb(51, 65, 85);

/* HSL */
background-color: hsl(215, 25%, 27%);

/* OKLCH (CSS Color Level 4) */
background-color: oklch(0.372 0.039 257);

/* CSS Custom Property (Tailwind v4) */
background-color: var(--color-slate-700);

/* Gradient example */
background: linear-gradient(135deg, #f8fafc 0%, #1e293b 100%);

OKLCH — Modern Color Space

Lightness (L)

0.372

37% perceived brightness

Chroma (C)

0.039

Color intensity / saturation

Hue (H)

257°

Angle on perceptual hue wheel

oklch(0.372 0.039 257)

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

Dark accent & pressed state

Shade 700 of the Slate palette

Recommended Uses

  • ✓Pressed/active button states
  • ✓Text links on white
  • ✓Dark-mode primary buttons
  • ✓Table headers
  • ✓Strong UI accents

Avoid

✗Text on black — contrast is too low for dark mode text.

Preview

On White

Aa Bb Cc

On Black

Aa Bb Cc

As Background

Aa Bb Cc — #334155

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 700

#374151

Tailwind Zinc 700

#3F3F46

Tailwind Neutral 700

#404040

Tailwind Stone 700

#44403C

Tailwind Cyan 900

#164E63

Tailwind Teal 900

#134E4A

Nearest Named Color

Tailwind Slate 700

Nearest Tailwind equivalent — #334155

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 700?
Tailwind Slate 700 has the hex code #334155. Its RGB value is rgb(51, 65, 85) and its HSL value is hsl(215, 25%, 27%).
What Tailwind utility classes use Slate 700?
Use bg-slate-700 for backgrounds, text-slate-700 for text color, border-slate-700 for borders, and ring-slate-700 for focus rings. In Tailwind v4 the CSS variable var(--color-slate-700) is available natively.
Is Tailwind Slate 700 WCAG accessible?
Tailwind Slate 700 achieves a 10.35:1 contrast ratio on white (AAA) and 2.03:1 on black (Fail). Its overall accessibility score is 60/100 (Good).
What is the OKLCH value for Tailwind Slate 700?
Tailwind Slate 700 in OKLCH is oklch(0.372 0.039 257) — lightness 0.372, chroma 0.039, hue 257°. OKLCH is a perceptually uniform space supported natively in modern CSS via the `color()` function.
What is Tailwind Slate 700 used for?
At shade 700, Tailwind Slate 700 is best described as "Dark accent & pressed state". Recommended uses: Pressed/active button states, Text links on white, Dark-mode primary buttons.
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