Color brief · Light Blue
#B1C3C9 (#B1C3C9) — practical notes
#B1C3C9 (#b1c3c9) sits in the light blue family at about 195° hue, 18% saturation, and 74% lightness. Contrast is 1.82:1 on white and 11.52:1 on black, so near-black labels read more clearly on the swatch itself. Nearest Tailwind token: slate-300 (approximation unless the hex is an official scale stop).
- subtle surfaces, chips, and table stripes
- text or icons on charcoal / dark mode
Do not use #b1c3c9 as small body text on white — 1.82:1 misses WCAG AA (4.5:1). Pair it with a darker shade from the scale below, or check pairs in the contrast checker.
Specs & accessibility references: W3C WCAG 2.1 contrast minimum · MDN CSS color values · CSS Color Module Level 4 · WebAIM contrast guide.
COLOR EXPLORER
THE ORIGINAL SWATCH#B1C3C9
100% opacity · sRGB
YOUR NEXT GREAT ACCENT
#B1C3C9
Explore the codes, find a readable pairing, and see how this color feels in a real design.
HEX
#B1C3C9RGB
rgb(177, 195, 201)HSL
hsl(195, 18%, 74%)PUT IT INTO PRACTICE
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Try it with another color before you commit.
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A little color. A whole lot of possibility.
Selected text: #B1C3C9CONTRAST RATIO1.82:1
- AA · normal text
- Fail
- AA · large text
- Fail
- AAA · normal text
- Fail
Normal text: AA 4.5:1, AAA 7:1. Large text: AA 3:1 (24px regular or about 19px bold).
Against white1.82:1
Against black11.52:1
Results use the exact pair, at full opacity. WCAG contrast guidance ↗
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Color codes
HEX
#b1c3c9
RGB
rgb(177, 195, 201)
HSL
hsl(195, 18%, 74%)
OKLCH
oklch(0.8053 0.0214 219.7)
CMYK
cmyk(12%, 3%, 0%, 21%)
CSS variable
--color-b1c3c9: #b1c3c9;
CMYK is an approximate reference; print output depends on the color profile. HSV and CMYK are not CSS color functions.
OKLCH
Perceptual 50–950 scale
Generated in OKLCH from this hex. Not an official Tailwind scale unless the hex itself is a Tailwind token.
Palette
Tints & shades
Full scale from light tints through the base color into deep shades
Palette
Tints
Mixed toward white — soft backgrounds and highlights
Palette
Shades
Mixed toward black — depth, text, and emphasis
Palette
Tones
Mixed toward neutral grey — muted UI surfaces
Harmony
Complementary
Opposite on the color wheel for contrast
Harmony
Analogous
Neighbors that sit comfortably together
Harmony
Triadic
Evenly spaced triad for vibrant sets
Harmony
Split complementary
Base plus two accents beside the complement
Harmony
Monochromatic
Same hue, varied lightness and saturation
Export
Developer code
css
:root {
--colorb1c3c9-1: #b1c3c9;
}Design systems
Nearest official tokens
An arbitrary HEX is not an official Tailwind, Material, or Bootstrap color. Distance is CIEDE2000.
Nearest Tailwind color
slate-300
Very different · ΔE 7.07 · #CBD5E1
Nearest CSS named color
Silver
Very different · ΔE 7.45 · #C0C0C0
Nearest Material color
blue-grey-200
Noticeably different · ΔE 2.08 · #B0BEC5
Nearest Bootstrap color
light
Very different · ΔE 14.71 · #F8F9FA
Using this color
Where #b1c3c9 works
#B1C3C9 (#b1c3c9) sits in the light blue family at about 195° hue, 18% saturation, and 74% lightness. Contrast is 1.82:1 on white and 11.52:1 on black, so near-black labels read more clearly on the swatch itself. Nearest Tailwind token: slate-300 (approximation unless the hex is an official scale stop).
Sensible jobs for this swatch
- subtle surfaces, chips, and table stripes
- text or icons on charcoal / dark mode
Do not use #b1c3c9 as small body text on white — 1.82:1 misses WCAG AA (4.5:1). Pair it with a darker shade from the scale below, or check pairs in the contrast checker.
Family context: Openness, clarity, and communication. Soft and approachable for modern interfaces. Common uses still include buttons, charts, and accents in the Light Blue range — always verify the pair for this exact hex in the contrast checker.
Related
Similar & related colors
Nearby colors from the library by perceptual distance