Skip to content

#b3c4cd

a light, soft blue · cool · closest name: Light Steel Blue

RGB
179, 196, 205
HSL
201°, 21%, 75%
CMYK
13, 4, 0, 20
Luminance
0.5347

At a glance

Every number on this page in one read: what #b3c4cd is made of, how bright it looks, and which way it leans.

Hex
#b3c4cd
Hue
201°
blue
Saturation
21%
soft
Lightness
75%
light
Brightness
80%
HSV value
Perceived
75%
weighted brightness
Luminance
0.5347
WCAG relative
Temperature
Cool
77/100 cool
Color family
Blue
Tone
Soft
Best ink
Black
11.69:1
Closest name
Light Steel Blue
ΔE2000 6.9
Where it sits
Hue201° of 360°
Saturation21%
Lightness75%
Temperature
Warm ← → Cool77% 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#b3c4cd
RGBrgb(179, 196, 205)
HSLhsl(201, 21%, 75%)
CMYKcmyk(13%, 4%, 0%, 20%)
LABlab(78.2 -4.0 -6.5)
LCHlch(78.2 7.6 238.5)
OKLCHoklch(0.810 0.023 230.6)
Decimal11781325
Display P3color(display-p3 0.702 0.769 0.804)

Copy-ready code

/* CSS */
color: #b3c4cd;
background-color: #b3c4cd;
/* Tailwind (arbitrary) */
class="text-[#b3c4cd] bg-[#b3c4cd]"
/* SCSS */
$brand: #b3c4cd;
/* SwiftUI */
Color(red: 0.702, green: 0.769, blue: 0.804)
/* Android */
Color.parseColor("#b3c4cd")
/* Flutter */
Color(0xFFB3C4CD)
/* Python / OpenCV (BGR) */
(205, 196, 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 #b3c4cd · 11.69:1
Use #000000AAA at every size.
Aa
White text · 1.80:1
AA fail · AA large fail · AAA fail
Aa
Black text · 11.69:1 · recommended
AA pass · AA large pass · AAA pass
Reading the other direction: #b3c4cd as text scores 1.80:1 on white and 11.69:1 on black.

Accessibility — WCAG contrast

Aa
#b3c4cd on white: 1.80:1
AA ✗ fail · AA-large · AAA
Aa
#b3c4cd on black: 11.69:1
AA ✓ pass · AA-large · AAA
true color
protanopia · #C0C3CE
deuteranopia · #BCC0CD
tritanopia · #ACC7C7

Color scale — 50 to 950

A Tailwind-shaped ramp built around this exact hex. #b3c4cd 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.

#F6F8F9
#EDF0F2
#D8E0E4
#b3c4cd
#9AB0BC
#7896A6
#618294
#516C7B
#415762
#324149
#1F282D
Base = 300Lightest = 50 · #F6F8F9Darkest = 950 · #1F282D
:root {
  --brand-50: #F6F8F9;
  --brand-100: #EDF0F2;
  --brand-200: #D8E0E4;
  --brand-300: #b3c4cd;
  --brand-400: #9AB0BC;
  --brand-500: #7896A6;
  --brand-600: #618294;
  --brand-700: #516C7B;
  --brand-800: #415762;
  --brand-900: #324149;
  --brand-950: #1F282D;
  --brand: #b3c4cd;
  --brand-ink: #000000;
}

Colors that work with #b3c4cd

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#F6F8F9
Tinted page background
Border#CED9DF
Hairlines and dividers
Muted text#5B7A8A
Captions on the surface
Accent#7F524D
Second voice, not a rival
Dark variant#33444D
Hover, pressed, headers
Light variant#F0F3F5
Selected rows, tints
Dark surface#161E22
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 #b3c4cd

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#CDBCB3
Analogous left#B3CDC9
Analogous right#B3B7CD
Split-complement 1#CDB3B7
Split-complement 2#CDC9B3
Triadic 1#CDB3C4
Triadic 2#C4CDB3
Tetradic#C9B3CD

RGB percentages

Red70.2%
Green76.9%
Blue80.4%

CMYK percentages

Cyan12.7%
Magenta4.4%
Yellow0.0%
Key (black)19.6%

Color previews

#b3c4cd text on a black background

contrast 11.69:1

Card sample

#b3c4cd text on a white background

contrast 1.80:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #b3c4cd;
Background color
Panel with #b3c4cd background
background-color: #b3c4cd;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #b3c4cd;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(179, 196, 205, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(179, 196, 205, 0.45);
Border & gradient
Gradient panel
border: 3px solid #b3c4cd;
background: linear-gradient(135deg, #b3c4cd, #B3B3CD);

Monochromatic scale

Palettes built from #b3c4cd

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.

#b3c4cd 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.

#b3c4cd, answered

What color is #b3c4cd?

#b3c4cd is a light soft blue, closest to Light Steel Blue (ΔE2000 6.9). It sits at 201° on the hue wheel with 21% saturation and 75% lightness, which reads as cool.

What is the RGB value of #b3c4cd?

rgb(179, 196, 205) — 179 red, 196 green and 205 blue out of 255, or 70.2% / 76.9% / 80.4% by channel.

Is #b3c4cd a light or a dark color?

It is a light color. Relative luminance is 0.5347 and perceived brightness is 75%, so black text on it reaches 11.69:1.

Should I use black or white text on #b3c4cd?

Black. It scores 11.69:1 against #b3c4cd, versus 1.80:1 for white — AAA at any size.

What is the complementary color of #b3c4cd?

#CDBCB3 sits directly opposite on the wheel. Softer options are the split-complements #CDB3B7 and #CDC9B3, which give the same contrast with far less vibration.

What colors go well with #b3c4cd?

For interface work: #F6F8F9 as the surface, #CED9DF for borders, #5B7A8A for secondary text, #7F524D as an accent and #33444D for hover and pressed states. For a palette, the analogous pair #B3CDC9 and #B3B7CD stays calm, while #CDBCB3 is the loudest partner.

What is #b3c4cd in CMYK for printing?

cmyk(13%, 4%, 0%, 20%). This is a screen-to-ink approximation — ask your printer for a proof before committing to a run.

Is #b3c4cd warm or cool?

Cool — it scores 77 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #B3CDCC; nudged cooler, #B2C0CE.

Work with #b3c4cd in the Color Lab