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bg-blue-100

Tailwind Blue 100

#DBEAFE·Blue family·Shade 100

Color Values

HEX
#DBEAFE
RGB
rgb(219, 234, 254)
HSL
hsl(214, 95%, 93%)
OKLCH
oklch(0.932 0.032 256)
CMYK
cmyk(14%, 8%, 0%, 0%)
CSS Variable
var(--color-blue-100)
Tailwind Class
bg-blue-100

Accessibility Score

60/100

Good

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

On White

1.22:1

Fail

On Black

17.21:1

AAA
Test in Contrast Checker →

Tailwind Usage — All Utilities

Background

bg-blue-100

Text

text-blue-100

Border

border-blue-100

Ring

ring-blue-100

Outline

outline-blue-100

Fill

fill-blue-100

Stroke

stroke-blue-100

From (gradient)

from-blue-100

Via (gradient)

via-blue-100

To (gradient)

to-blue-100

Placeholder

placeholder-blue-100

Caret

caret-blue-100

Accent

accent-blue-100

Decoration

decoration-blue-100

Shadow Color

shadow-blue-100

Tailwind v3 Config (extend custom color)

// tailwind.config.js module.exports = { theme: { extend: { colors: { 'blue-100': '#dbeafe', }, }, }, };

CSS Equivalent

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

/* RGB */
background-color: rgb(219, 234, 254);

/* HSL */
background-color: hsl(214, 95%, 93%);

/* OKLCH (CSS Color Level 4) */
background-color: oklch(0.932 0.032 256);

/* CSS Custom Property (Tailwind v4) */
background-color: var(--color-blue-100);

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

OKLCH — Modern Color Space

Lightness (L)

0.932

93% perceived brightness

Chroma (C)

0.032

Color intensity / saturation

Hue (H)

256°

Angle on perceptual hue wheel

oklch(0.932 0.032 256)

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

Light surface & background

Shade 100 of the Blue palette

Recommended Uses

  • ✓Card backgrounds
  • ✓Sidebar fills
  • ✓Input field backgrounds
  • ✓Chip & badge backgrounds
  • ✓Skeleton loaders

Avoid

✗Body text on white — insufficient contrast for normal-size text.

Preview

On White

Aa Bb Cc

On Black

Aa Bb Cc

As Background

Aa Bb Cc — #DBEAFE

Blue Shades

50

100

200

300

400

500

600

700

800

900

950

Similar Tailwind Colors

Perceptually close shades from other Tailwind color families.

Tailwind Indigo 100

#E0E7FF

Tailwind Slate 200

#E2E8F0

Tailwind Sky 100

#E0F2FE

Tailwind Gray 200

#E5E7EB

Tailwind Violet 100

#EDE9FE

Tailwind Zinc 200

#E4E4E7

Nearest Named Color

Tailwind Blue 100

Nearest Tailwind equivalent — #DBEAFE

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 Blue 100?
Tailwind Blue 100 has the hex code #DBEAFE. Its RGB value is rgb(219, 234, 254) and its HSL value is hsl(214, 95%, 93%).
What Tailwind utility classes use Blue 100?
Use bg-blue-100 for backgrounds, text-blue-100 for text color, border-blue-100 for borders, and ring-blue-100 for focus rings. In Tailwind v4 the CSS variable var(--color-blue-100) is available natively.
Is Tailwind Blue 100 WCAG accessible?
Tailwind Blue 100 achieves a 1.22:1 contrast ratio on white (Fail) and 17.21:1 on black (AAA). Its overall accessibility score is 60/100 (Good).
What is the OKLCH value for Tailwind Blue 100?
Tailwind Blue 100 in OKLCH is oklch(0.932 0.032 256) — lightness 0.932, chroma 0.032, hue 256°. OKLCH is a perceptually uniform space supported natively in modern CSS via the `color()` function.
What is Tailwind Blue 100 used for?
At shade 100, Tailwind Blue 100 is best described as "Light surface & background". Recommended uses: Card backgrounds, Sidebar fills, Input field backgrounds.
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