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#b5b2cf

a light, soft blue · cool · closest name: Thistle

RGB
181, 178, 207
HSL
246°, 23%, 76%
CMYK
13, 14, 0, 19
Luminance
0.4617

At a glance

Every number on this page in one read: what #b5b2cf is made of, how bright it looks, and which way it leans.

Hex
#b5b2cf
Hue
246°
blue
Saturation
23%
soft
Lightness
76%
light
Brightness
81%
HSV value
Perceived
72%
weighted brightness
Luminance
0.4617
WCAG relative
Temperature
Cool
70/100 cool
Color family
Blue
Tone
Soft
Best ink
Black
10.23:1
Closest name
Thistle
ΔE2000 9.1
Where it sits
Hue246° of 360°
Saturation23%
Lightness76%
Temperature
Warm ← → Cool70% 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#b5b2cf
RGBrgb(181, 178, 207)
HSLhsl(246, 23%, 76%)
CMYKcmyk(13%, 14%, 0%, 19%)
LABlab(73.7 6.8 -14.3)
LCHlch(73.7 15.8 295.5)
OKLCHoklch(0.775 0.041 290.2)
Decimal11907791
Display P3color(display-p3 0.710 0.698 0.812)

Copy-ready code

/* CSS */
color: #b5b2cf;
background-color: #b5b2cf;
/* Tailwind (arbitrary) */
class="text-[#b5b2cf] bg-[#b5b2cf]"
/* SCSS */
$brand: #b5b2cf;
/* SwiftUI */
Color(red: 0.710, green: 0.698, blue: 0.812)
/* Android */
Color.parseColor("#b5b2cf")
/* Flutter */
Color(0xFFB5B2CF)
/* Python / OpenCV (BGR) */
(207, 178, 181)

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 #b5b2cf · 10.23:1
Use #000000AAA at every size.
Aa
White text · 2.05:1
AA fail · AA large fail · AAA fail
Aa
Black text · 10.23:1 · recommended
AA pass · AA large pass · AAA pass
Reading the other direction: #b5b2cf as text scores 2.05:1 on white and 10.23:1 on black.

Accessibility — WCAG contrast

Aa
#b5b2cf on white: 2.05:1
AA ✗ fail · AA-large · AAA
Aa
#b5b2cf on black: 10.23:1
AA ✓ pass · AA-large · AAA
true color
protanopia · #ACB5D0
deuteranopia · #ACB4CE
tritanopia · #B0B6BB

Color scale — 50 to 950

A Tailwind-shaped ramp built around this exact hex. #b5b2cf 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.

#F6F6F9
#EEEDF2
#D8D7E5
#b5b2cf
#9B97BE
#7A75A9
#645E97
#534E7E
#433F65
#33304A
#201E2E
Base = 300Lightest = 50 · #F6F6F9Darkest = 950 · #201E2E
:root {
  --brand-50: #F6F6F9;
  --brand-100: #EEEDF2;
  --brand-200: #D8D7E5;
  --brand-300: #b5b2cf;
  --brand-400: #9B97BE;
  --brand-500: #7A75A9;
  --brand-600: #645E97;
  --brand-700: #534E7E;
  --brand-800: #433F65;
  --brand-900: #33304A;
  --brand-950: #201E2E;
  --brand: #b5b2cf;
  --brand-ink: #000000;
}

Colors that work with #b5b2cf

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#F6F6F9
Tinted page background
Border#CFCDE0
Hairlines and dividers
Muted text#5E588D
Captions on the surface
Accent#827A4A
Second voice, not a rival
Dark variant#34314F
Hover, pressed, headers
Light variant#F0EFF5
Selected rows, tints
Dark surface#171623
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 #b5b2cf

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

Works well for
  • Text and icons on dark surfaces
  • Charts, tags and secondary 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#CCCFB2
Analogous left#B2BECF
Analogous right#C4B2CF
Split-complement 1#CFC4B2
Split-complement 2#BECFB2
Triadic 1#CFB5B2
Triadic 2#B2CFB5
Tetradic#CFB2BE

RGB percentages

Red71.0%
Green69.8%
Blue81.2%

CMYK percentages

Cyan12.6%
Magenta14.0%
Yellow0.0%
Key (black)18.8%

Color previews

#b5b2cf text on a black background

contrast 10.23:1

Card sample

#b5b2cf text on a white background

contrast 2.05:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #b5b2cf;
Background color
Panel with #b5b2cf background
background-color: #b5b2cf;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #b5b2cf;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(181, 178, 207, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(181, 178, 207, 0.45);
Border & gradient
Gradient panel
border: 3px solid #b5b2cf;
background: linear-gradient(135deg, #b5b2cf, #C8B2CF);

Monochromatic scale

Palettes built from #b5b2cf

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.

#b5b2cf 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
SurfacesBadgesHighlightsEmpty states
Print note

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

#b5b2cf, answered

What color is #b5b2cf?

#b5b2cf is a light soft blue, closest to Thistle (ΔE2000 9.1). It sits at 246° on the hue wheel with 23% saturation and 76% lightness, which reads as cool.

What is the RGB value of #b5b2cf?

rgb(181, 178, 207) — 181 red, 178 green and 207 blue out of 255, or 71% / 69.8% / 81.2% by channel.

Is #b5b2cf a light or a dark color?

It is a mid-tone. Relative luminance is 0.4617 and perceived brightness is 72%, so black text on it reaches 10.23:1.

Should I use black or white text on #b5b2cf?

Black. It scores 10.23:1 against #b5b2cf, versus 2.05:1 for white — AAA at any size.

What is the complementary color of #b5b2cf?

#CCCFB2 sits directly opposite on the wheel. Softer options are the split-complements #CFC4B2 and #BECFB2, which give the same contrast with far less vibration.

What colors go well with #b5b2cf?

For interface work: #F6F6F9 as the surface, #CFCDE0 for borders, #5E588D for secondary text, #827A4A as an accent and #34314F for hover and pressed states. For a palette, the analogous pair #B2BECF and #C4B2CF stays calm, while #CCCFB2 is the loudest partner.

What is #b5b2cf in CMYK for printing?

cmyk(13%, 14%, 0%, 19%). This is a screen-to-ink approximation — ask your printer for a proof before committing to a run.

Is #b5b2cf warm or cool?

Cool — it scores 70 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #C0B2CF; nudged cooler, #B1B9D0.

Work with #b5b2cf in the Color Lab