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#b3bbc6

a light, muted blue · cool · closest name: Silver

RGB
179, 187, 198
HSL
215°, 14%, 74%
CMYK
10, 6, 0, 22
Luminance
0.4920

At a glance

Every number on this page in one read: what #b3bbc6 is made of, how bright it looks, and which way it leans.

Hex
#b3bbc6
Hue
215°
blue
Saturation
14%
muted
Lightness
74%
light
Brightness
78%
HSV value
Perceived
73%
weighted brightness
Luminance
0.4920
WCAG relative
Temperature
Cool
69/100 cool
Color family
Blue
Tone
Muted
Best ink
Black
10.84:1
Closest name
Silver
ΔE2000 5.9
Where it sits
Hue215° of 360°
Saturation14%
Lightness74%
Temperature
Warm ← → Cool69% cool

Reads cool. Warm and cool siblings keep the same lightness, so you can swap one in without redoing your contrast maths.

Every format

HEX#b3bbc6
RGBrgb(179, 187, 198)
HSLhsl(215, 14%, 74%)
CMYKcmyk(10%, 6%, 0%, 22%)
LABlab(75.6 -0.6 -6.5)
LCHlch(75.6 6.5 264.7)
OKLCHoklch(0.789 0.018 256.3)
Decimal11779014
Display P3color(display-p3 0.702 0.733 0.776)

Copy-ready code

/* CSS */
color: #b3bbc6;
background-color: #b3bbc6;
/* Tailwind (arbitrary) */
class="text-[#b3bbc6] bg-[#b3bbc6]"
/* SCSS */
$brand: #b3bbc6;
/* SwiftUI */
Color(red: 0.702, green: 0.733, blue: 0.776)
/* Android */
Color.parseColor("#b3bbc6")
/* Flutter */
Color(0xFFB3BBC6)
/* Python / OpenCV (BGR) */
(198, 187, 179)

Best text color

Only one of black and white can be right. This is the one, with the number that proves it.

Readable at a glance#000000 on #b3bbc6 · 10.84:1
Use #000000AAA at every size.
Aa
White text · 1.94:1
AA fail · AA large fail · AAA fail
Aa
Black text · 10.84:1 · recommended
AA pass · AA large pass · AAA pass
Reading the other direction: #b3bbc6 as text scores 1.94:1 on white and 10.84:1 on black.

Accessibility — WCAG contrast

Aa
#b3bbc6 on white: 1.94:1
AA ✗ fail · AA-large · AAA
Aa
#b3bbc6 on black: 10.84:1
AA ✓ pass · AA-large · AAA
true color
protanopia · #B7BBC7
deuteranopia · #B5B9C6
tritanopia · #AFBDBE

Color scale — 50 to 950

A Tailwind-shaped ramp built around this exact hex. #b3bbc6 is pinned to step 300; the rest hold its hue and let saturation ease off at the extremes so the pale end never turns neon.

#F6F7F8
#EEEFF1
#DADDE2
#b3bbc6
#9FA9B7
#7F8C9F
#69788C
#576475
#46505D
#353C45
#21252B
Base = 300Lightest = 50 · #F6F7F8Darkest = 950 · #21252B
:root {
  --brand-50: #F6F7F8;
  --brand-100: #EEEFF1;
  --brand-200: #DADDE2;
  --brand-300: #b3bbc6;
  --brand-400: #9FA9B7;
  --brand-500: #7F8C9F;
  --brand-600: #69788C;
  --brand-700: #576475;
  --brand-800: #46505D;
  --brand-900: #353C45;
  --brand-950: #21252B;
  --brand: #b3bbc6;
  --brand-ink: #000000;
}

Colors that work with #b3bbc6

Not a palette — a role sheet. Each swatch answers one question you will hit while building the component.

Text on it#000000
Black wins here
Surface#F6F7F8
Tinted page background
Border#D0D5DC
Hairlines and dividers
Muted text#627083
Captions on the surface
Accent#795F53
Second voice, not a rival
Dark variant#373E49
Hover, pressed, headers
Light variant#F0F2F4
Selected rows, tints
Dark surface#181B20
Dark-mode background
Light mode
Everything in its place

Surface, border, heading and body all derive from this one hue, so the screen stays coherent without a second palette.

Primary actionSecondaryBadge
Dark mode
Same hue, inverted

Lightness flips, hue holds. The accent stays the anchor in both themes.

Primary actionSecondaryAccent

How to use #b3bbc6

Derived from its contrast, chroma and lightness — not from taste.

Works well for
  • Text and icons on dark surfaces
  • Borders, dividers and quiet backgrounds
  • Long-form reading surfaces
  • Card and section backgrounds
  • Brand accents, badges and data highlights
Use with care
  • Text of any size on white — fails WCAG AA
  • White text placed on it
  • Pairing with a same-lightness hue — edges vibrate

Similar colors

One move away from this hex in each direction. Every swatch is its own page.

Color relationships

The wheel positions with their names attached, so you can grab the one you actually need.

Complementary#C6BEB3
Analogous left#B3C4C6
Analogous right#B4B3C6
Split-complement 1#C6B4B3
Split-complement 2#C4C6B3
Triadic 1#C6B3BB
Triadic 2#BBC6B3
Tetradic#C6B3C4

RGB percentages

Red70.2%
Green73.3%
Blue77.6%

CMYK percentages

Cyan9.6%
Magenta5.6%
Yellow0.0%
Key (black)22.4%

Color previews

#b3bbc6 text on a black background

contrast 10.84:1

Card sample

#b3bbc6 text on a white background

contrast 1.94:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #b3bbc6;
Background color
Panel with #b3bbc6 background
background-color: #b3bbc6;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #b3bbc6;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(179, 187, 198, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(179, 187, 198, 0.45);
Border & gradient
Gradient panel
border: 3px solid #b3bbc6;
background: linear-gradient(135deg, #b3bbc6, #B8B3C6);

Monochromatic scale

Palettes built from #b3bbc6

Shades — darker

Tints — lighter

Color harmonies

Nearest named colors

Ranked with CIEDE2000 across all 139 CSS keywords. Under ΔE 2 the eye stops telling them apart; over ΔE 10 they are plainly different colors.

#b3bbc6 in the real world

Where a color in this family tends to land, and the interface roles it is usually asked to play.

Industries
TechnologyFinanceHealthcareEnterprise SaaS
Common UI roles
BackgroundsBordersBody textDividers
Print note

Converts to four-color process without much drama. Proof it anyway.

#b3bbc6, answered

What color is #b3bbc6?

#b3bbc6 is a light muted blue, closest to Silver (ΔE2000 5.9). It sits at 215° on the hue wheel with 14% saturation and 74% lightness, which reads as cool.

What is the RGB value of #b3bbc6?

rgb(179, 187, 198) — 179 red, 187 green and 198 blue out of 255, or 70.2% / 73.3% / 77.6% by channel.

Is #b3bbc6 a light or a dark color?

It is a mid-tone. Relative luminance is 0.4920 and perceived brightness is 73%, so black text on it reaches 10.84:1.

Should I use black or white text on #b3bbc6?

Black. It scores 10.84:1 against #b3bbc6, versus 1.94:1 for white — AAA at any size.

What is the complementary color of #b3bbc6?

#C6BEB3 sits directly opposite on the wheel. Softer options are the split-complements #C6B4B3 and #C4C6B3, which give the same contrast with far less vibration.

What colors go well with #b3bbc6?

For interface work: #F6F7F8 as the surface, #D0D5DC for borders, #627083 for secondary text, #795F53 as an accent and #373E49 for hover and pressed states. For a palette, the analogous pair #B3C4C6 and #B4B3C6 stays calm, while #C6BEB3 is the loudest partner.

What is #b3bbc6 in CMYK for printing?

cmyk(10%, 6%, 0%, 22%). This is a screen-to-ink approximation — ask your printer for a proof before committing to a run.

Is #b3bbc6 warm or cool?

Cool — it scores 69 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #B3B4C6; nudged cooler, #A3AFBD.

Work with #b3bbc6 in the Color Lab