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blue · cool

#bbc9d4

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

Token name suggestion: Morning Cobalt

RGB
187, 201, 212
HSL
206°, 23%, 78%
CMYK
12, 5, 0, 17
Luminance
0.5709

#bbc9d4 is a light soft blue, 206° on the wheel and 81/100 on the cool side. Put black text on it (12.42:1). As text it scores 1.69:1 on white — use #5B7990 instead. Nearest name is Light Steel Blue, nearest Tailwind family is cyan.

hsl(206 23% 78%)rgb(187 201 212)Base step 300AAA inkCool

At a glance

Every number on this page in one read: what #bbc9d4 is made of, how bright it looks, and which way it leans.

Hex
#bbc9d4
Hue
206°
blue
Saturation
23%
soft
Lightness
78%
light
Brightness
83%
HSV value
Perceived
78%
weighted brightness
Luminance
0.5709
WCAG relative
Temperature
Cool
81/100 cool
Color family
Blue
Tone
Soft
Best ink
Black
12.42:1
Closest name
Light Steel Blue
ΔE2000 5.8
Chroma
7.5
LCH, 0–130ish
OKLCH L
0.829
perceptual lightness
Tailwind
cyan
500 · ΔE 19.5
Web-safe
#CCCCCC
nearest of 216
Where it sits
Hue206° of 360°
Saturation23%
Lightness78%
Saturation × lightness field

Left edge is grey, right edge is full chroma; top is white, bottom is black. The dot is #bbc9d4.

Temperature
Warm ← → Cool81% cool

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

Luminance by channel
Red19%
Green73%
Blue8%

Green carries most of what the eye calls brightness — that is why WCAG weights it 0.7152.

Every format

HEX#bbc9d4
HEX (8-digit)#bbc9d4ff
RGBrgb(187, 201, 212)
RGBArgba(187, 201, 212, 1)
HSLhsl(206, 23%, 78%)
HSV / HSBhsv(206, 12%, 83%)
HWBhwb(206 73% 17%)
CMYKcmyk(12%, 5%, 0%, 17%)
LABlab(80.2 -2.6 -7.1)
LCHlch(80.2 7.5 250.1)
OKLCHoklch(0.829 0.022 241.4)
XYZ (D65)xyz(53.26, 57.09, 70.49)
Decimal12306900
Display P3color(display-p3 0.733 0.788 0.831)
Web-safe#CCCCCC

Copy-ready code

every platformclick to select
/* CSS */
color: #bbc9d4;
background-color: #bbc9d4;
/* CSS custom property */
--brand: #bbc9d4;
/* Tailwind (arbitrary) */
class="text-[#bbc9d4] bg-[#bbc9d4]"
/* SCSS */
$brand: #bbc9d4;
/* SwiftUI */
Color(red: 0.733, green: 0.788, blue: 0.831)
/* UIKit */
UIColor(red: 0.733, green: 0.788, blue: 0.831, alpha: 1)
/* Android XML */
<color name="brand">#BBC9D4</color>
/* Android Compose */
Color(0xFFBBC9D4)
/* Flutter */
Color(0xFFBBC9D4)
/* Python / OpenCV (BGR) */
(212, 201, 187)
/* Python / PIL (RGB) */
(187, 201, 212)
/* Java AWT */
new Color(187, 201, 212)
/* .NET */
Color.FromArgb(255, 187, 201, 212)
/* OpenGL / Unity (0–1) */
(0.7333f, 0.7882f, 0.8314f, 1f)
/* LaTeX */
\definecolor{brand}{RGB}{187,201,212}
modern cssclick to select
/* mix without leaving CSS */
background: color-mix(in oklab, #bbc9d4 85%, white);
border-color: color-mix(in oklab, #bbc9d4 40%, transparent);
/* theme-aware in one line */
color: light-dark(#31414E, #DAE1E7);
/* relative colour syntax */
--hover: hsl(from #bbc9d4 h s calc(l - 7));

Design tokens

The same ramp in the four formats a team actually needs. Paste one and the whole palette lands with it.

css custom propertiesclick to select
:root {
  --brand-50: #F6F8F9;
  --brand-100: #EDF0F2;
  --brand-200: #D7DFE4;
  --brand-300: #bbc9d4;
  --brand-400: #98ADBE;
  --brand-500: #7692A8;
  --brand-600: #5F7E96;
  --brand-700: #4F697D;
  --brand-800: #3F5464;
  --brand-900: #313F4A;
  --brand-950: #1E272E;
  --brand: #bbc9d4;
  --brand-ink: #000000;
  --brand-surface: #F6F8F9;
  --brand-border: #CDD7DF;
  --brand-hover: #A5B8C6;
  --brand-pressed: #8FA6B8;
}
@media (prefers-color-scheme: dark) {
  :root {
    --brand-surface: #161D22;
    --brand-ink: #DAE1E7;
  }
}
tailwind.config.jsclick to select
theme: {
  extend: {
    colors: {
      brand: {
        50: '#F6F8F9',
        100: '#EDF0F2',
        200: '#D7DFE4',
        300: '#bbc9d4',
        400: '#98ADBE',
        500: '#7692A8',
        600: '#5F7E96',
        700: '#4F697D',
        800: '#3F5464',
        900: '#313F4A',
        950: '#1E272E',
        DEFAULT: '#bbc9d4',
      },
    },
  },
}
scss mapclick to select
$brand: (
  '50': #F6F8F9,
  '100': #EDF0F2,
  '200': #D7DFE4,
  '300': #bbc9d4,
  '400': #98ADBE,
  '500': #7692A8,
  '600': #5F7E96,
  '700': #4F697D,
  '800': #3F5464,
  '900': #313F4A,
  '950': #1E272E,
);
$brand-base: #bbc9d4;
$brand-ink: #000000;

@function brand($step) { @return map-get($brand, $step); }
w3c design tokens (json)click to select
{
  "color": {
    "brand": {
      "50": { "$value": "#F6F8F9", "$type": "color" },
      "100": { "$value": "#EDF0F2", "$type": "color" },
      "200": { "$value": "#D7DFE4", "$type": "color" },
      "300": { "$value": "#bbc9d4", "$type": "color" },
      "400": { "$value": "#98ADBE", "$type": "color" },
      "500": { "$value": "#7692A8", "$type": "color" },
      "600": { "$value": "#5F7E96", "$type": "color" },
      "700": { "$value": "#4F697D", "$type": "color" },
      "800": { "$value": "#3F5464", "$type": "color" },
      "900": { "$value": "#313F4A", "$type": "color" },
      "950": { "$value": "#1E272E", "$type": "color" }
    },
    "brandInk": { "$value": "#000000", "$type": "color" }
  }
}

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 #bbc9d4 · 12.42:1
Use #000000AAA at every size.
Aa
12px
Aa
16px
Aa
24px
Aa
White text · 1.69:1
AA fail · AA large fail · AAA fail
Aa
Black text · 12.42:1 · recommended
AA pass · AA large pass · AAA pass
Reading the other direction: #bbc9d4 as text scores 1.69:1 on white and 12.42:1 on black.
Best tinted ink on it, if plain black or white feels flat: #31414E at 6.22:1.

Make it accessible

A contrast checker tells you that you failed. This tells you what to ship instead — same hue, same saturation, lightness moved only as far as WCAG demands.

The quick fox
#5B7990 · 4.58:1
AA on white−32% L
#5B7990
The quick fox
#445A6B · 7.19:1
AAA on white−44% L
#445A6B
The quick fox
#bbc9d4 · 12.42:1
AA on blackalready passes
#bbc9d4
The quick fox
#bbc9d4 · 12.42:1
AAA on blackalready passes
#bbc9d4

Large text — 24px regular or 18.66px bold and above — only needs 3:1, so #7C97AC is enough for headings on white. Non-text elements such as icons, chart strokes and focus rings also sit at 3:1 under WCAG 2.2 (1.4.11).

Accessibility — WCAG contrast

Aa
#bbc9d4 on white: 1.69:1
AA ✗ fail · AA-large · AAA
Aa
#bbc9d4 on black: 12.42:1
AA ✓ pass · AA-large · AAA
Against the neutral ladder

Contrast is symmetric, so each row covers both directions: #bbc9d4 as text on that neutral, and that neutral as text on #bbc9d4.

NeutralRatioBoth directions
White1.69:1AaAa
Slate 501.62:1AaAa
Slate 1001.54:1AaAa
Slate 2001.37:1AaAa
Slate 3001.14:1AaAa
Slate 4001.52:1AaAa
Slate 5002.81:1AaAa
Slate 6004.48:1AaAa
Slate 7006.12:1AaAa
Slate 8008.65:1AaAa
Slate 90010.56:1AaAa
Black12.42:1AaAa
Colour vision deficiency
true color
protanopia · #C5C9D5
deuteranopia · #C1C6D4
tritanopia · #B5CCCC

Roughly one man in twelve has some form of colour vision deficiency. If any of the three panels above is hard to tell apart from a neighbouring colour in your palette, add a shape, an icon or a label so the meaning does not rest on hue alone.

Color scale — 50 to 950

A Tailwind-shaped ramp built around this exact hex. #bbc9d4 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
#D7DFE4
#bbc9d4
#98ADBE
#7692A8
#5F7E96
#4F697D
#3F5464
#313F4A
#1E272E
Base = 300Lightest = 50 · #F6F8F9Darkest = 950 · #1E272EText step on white = 700
Perceptual ramp — OKLCH

The same eleven steps expressed in OKLCH, where equal lightness numbers actually look equally spaced. HSL ramps go muddy in the yellows and washed out in the blues; this one does not. Modern browsers render it natively — the hex ramp above is the fallback.

50100200300400500600700800900950
oklch tokensclick to select
:root {
  --brand-50: oklch(0.97 0.005 241.4);
  --brand-100: oklch(0.94 0.009 241.4);
  --brand-200: oklch(0.88 0.013 241.4);
  --brand-300: oklch(0.80 0.017 241.4);
  --brand-400: oklch(0.72 0.020 241.4);
  --brand-500: oklch(0.64 0.022 241.4);
  --brand-600: oklch(0.56 0.022 241.4);
  --brand-700: oklch(0.48 0.020 241.4);
  --brand-800: oklch(0.40 0.018 241.4);
  --brand-900: oklch(0.32 0.015 241.4);
  --brand-950: oklch(0.24 0.012 241.4);
}

Colors that work with #bbc9d4

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#CDD7DF
Hairlines and dividers
Muted text#59768D
Captions on the surface
Accent#81554B
Second voice, not a rival
Dark variant#31414E
Hover, pressed, headers
Light variant#EFF3F5
Selected rows, tints
Dark surface#161D22
Dark-mode background
Hover#A5B8C6
One step down in lightness
Pressed#8FA6B8
Two steps down
Disabled#F3F5F7
Chroma pulled out
Focus ring#C3D3E0
Offset from the fill so it reads
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

In real components

The same eight roles, wired into the interface patterns you will actually build with them. Every state below is a computed value, not a mock-up.

Buttons and states
Save changesHoverPressedDisabled
OutlineSubtleLinkFocused
Form field
you@company.com

Focus ring uses the light variant so the field still reads as one shape.

Send me product updates
Notice
Your export is ready

The file stays available for seven days. Download it before it expires.

NewBetaDraft
Data
Storage used68%
Acme LtdActive
NorthwindTrial
GlobexActive

How to use #bbc9d4

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
Minimum size as text on white
Not as text
Safe as a fill behind white type
No — use #31414E
Safe as a 1px border on white
No — use #7C97AC

Meaning and mood

What a colour in this family tends to signal, and how this particular chroma and lightness change the reading.

trustedcalmcompetentcorporate

The default of institutions for a reason: blue is read as stable and safe across nearly every culture that has been surveyed.

The muted chroma softens the association — it reads considered rather than loud, which suits long-form and data-heavy screens. The lightness keeps it airy and approachable.

Worth knowing

It is also the most crowded hue on the web. Distinctiveness has to come from your other choices.

Reads as
  • FormalityMedium
  • EnergyMedium
  • Weight22/100
  • TemperatureCool
  • ApproachabilityReserved

Colour associations are cultural and vary by market. Treat these as a starting point for a conversation with your audience, not a finding about them.

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#D4C6BB
Analogous left#BBD4D2
Analogous right#BBBCD4
Split-complement 1#D4BBBC
Split-complement 2#D4D2BB
Triadic 1#D4BBC9
Triadic 2#C9D4BB
Tetradic#D2BBD4
On the wheel
Base+30°−30°+120°+240°+180°206°

#bbc9d4 sits at 206°. Every dot is a harmony position and links to its own page in the table alongside.

RGB percentages

Red73.3%
Green78.8%
Blue83.1%
R · 0–255
187
0xbb
G · 0–255
201
0xc9
B · 0–255
212
0xd4

CMYK percentages

Cyan11.8%
Magenta5.2%
Yellow0.0%
Key (black)16.9%

Total ink coverage is 34%. Most commercial presses cap around 300% — above that, sheets stop drying properly.

Color previews

#bbc9d4 text on a black background

contrast 12.42:1

Card sample

#bbc9d4 text on a white background

contrast 1.69:1

Card sample

#bbc9d4 on grey

1.54:1

#bbc9d4 on its own surface

1.59:1

#bbc9d4 on its dark surface

10.07:1

CSS3 live lab

Text font color

The quick brown fox

color: #bbc9d4;
Background color
Panel with #bbc9d4 background
background-color: #bbc9d4;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #bbc9d4;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(187, 201, 212, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(187, 201, 212, 0.45);
Border & gradient
Gradient panel
border: 3px solid #bbc9d4;
background: linear-gradient(135deg, #bbc9d4, #BEBBD4);
Gradient text

Gradient headline

background: linear-gradient(90deg, #bbc9d4, #C4BBD4);
-webkit-background-clip: text;
color: transparent;
Focus ring
Focused control
outline: 2px solid #bbc9d4;
outline-offset: 3px;
Underline & caret

Marked up text

text-decoration-color: #bbc9d4;
caret-color: #bbc9d4;
Left rule
Pull quote or callout
border-left: 4px solid #bbc9d4;
Ring + tint
Selected chip
background: #EFF3F5;
box-shadow: inset 0 0 0 2px #bbc9d4;
Conic badge
68%
background: conic-gradient(#bbc9d4 68%, #e2e8f0 0);

Transparency

What each alpha value actually composites to. The top row is #bbc9d4 over white; the bottom row is the same alpha over a checkerboard, so you can see what survives on a photo or a video.

Bottom row of hexes is the flattened result over white — use those when a design tool refuses transparency, or when you need a solid fallback.

alpha in every syntaxclick to select
rgba(187, 201, 212, 0.5)
rgb(187 201 212 / 50%)
#bbc9d480
hsl(206 23% 78% / 50%)
color-mix(in srgb, #bbc9d4 50%, transparent)
Alpha8-digit hexFlat on white
10%#bbc9d41a#F8FAFB
20%#bbc9d433#F1F4F6
40%#bbc9d466#E4E9EE
60%#bbc9d499#D6DFE5
80%#bbc9d4cc#C9D4DD

Gradients from #bbc9d4

Six recipes, each built from this hex and shown with the exact CSS that produced it.

Elevation
Same hue, three lightnesses — safe anywhere
background: linear-gradient(135deg, #E0E7EC, #bbc9d4 45%, #31414E);
Duotone
A short hue run reads richer than a flat fill
background: linear-gradient(120deg, #bbc9d4, #AEA8C8);
Complement sweep
Loud — keep it behind large type only
background: linear-gradient(90deg, #bbc9d4, #D4C6BB);
Spotlight
Hero panels and app headers
background: radial-gradient(120% 120% at 20% 0%, #F3F6F7 0%, #bbc9d4 45%, #31414E 100%);
Soft wash
Section backgrounds that stay readable
background: linear-gradient(180deg, #F6F8F9, #ffffff);
Mesh
Ambient background, no image weight
background: radial-gradient(60% 60% at 15% 20%, #DAE8E6 0%, transparent 60%), radial-gradient(55% 55% at 85% 15%, #CECEE0 0%, transparent 60%), radial-gradient(70% 70% at 50% 95%, #31414E 0%, transparent 65%), #bbc9d4;

Monochromatic scale

Palettes built from #bbc9d4

Shades — darker

Tints — lighter

Tones — desaturated

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.

#bbc9d4 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.

On screens

Holds up across typical panel gamma. Still worth checking on an uncalibrated laptop, where mid-tones shift most.

In dark mode

Usable as-is on a dark surface at 12.42:1.

Explore nearby colors

Small, deliberate steps away from this hex — useful when you are hunting for the version of a colour that finally feels right.

#bbc9d4, answered

What color is #bbc9d4?

#bbc9d4 is a light soft blue, closest to Light Steel Blue (ΔE2000 5.8). It sits at 206° on the hue wheel with 23% saturation and 78% lightness, which reads as cool.

What is the RGB value of #bbc9d4?

rgb(187, 201, 212) — 187 red, 201 green and 212 blue out of 255, or 73.3% / 78.8% / 83.1% by channel.

What is #bbc9d4 in HSL and HSV?

hsl(206, 23%, 78%) and hsv(206, 12%, 83%). HSL is what CSS takes; HSV is what your design tool's picker shows, which is why the saturation numbers rarely match.

Is #bbc9d4 a light or a dark color?

It is a light color. Relative luminance is 0.5709 and perceived brightness is 78%, so black text on it reaches 12.42:1.

Should I use black or white text on #bbc9d4?

Black. It scores 12.42:1 against #bbc9d4, versus 1.69:1 for white — AAA at any size.

Is #bbc9d4 accessible on a white background?

#bbc9d4 on white scores 1.69:1, which fails WCAG AA at every size. Darken it to #5B7990 to reach 4.5:1, or #445A6B for 7:1.

What is the complementary color of #bbc9d4?

#D4C6BB sits directly opposite on the wheel. Softer options are the split-complements #D4BBBC and #D4D2BB, which give the same contrast with far less vibration.

What colors go well with #bbc9d4?

For interface work: #F6F8F9 as the surface, #CDD7DF for borders, #59768D for secondary text, #81554B as an accent and #31414E for hover and pressed states. For a palette, the analogous pair #BBD4D2 and #BBBCD4 stays calm, while #D4C6BB is the loudest partner.

What is #bbc9d4 in CMYK for printing?

cmyk(12%, 5%, 0%, 17%). This is a screen-to-ink approximation — ask your printer for a proof before committing to a run.

Is #bbc9d4 warm or cool?

Cool — it scores 81 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #BBC0D4; nudged cooler, #AABACB.

Which Tailwind color is closest to #bbc9d4?

The cyan family — its 500 step is #06b6d4, ΔE2000 19.5 away. That is a visible difference, so define #bbc9d4 as a custom token rather than reaching for the built-in.

How do I use #bbc9d4 in Tailwind CSS?

Inline it as an arbitrary value with bg-[#bbc9d4] or text-[#bbc9d4], or register the whole ramp under theme.extend.colors.brand so you get bg-brand-500 and friends. The generated 50–950 scale on this page is ready to paste into your config.

What is #bbc9d4 with 50% opacity?

rgba(187, 201, 212, 0.5), or #bbc9d480 in eight-digit hex. Over white that composites to #DDE4EA; over black, #5E656A.

Is #bbc9d4 a web-safe color?

No. The nearest web-safe colour is #CCCCCC, ΔE2000 6.9 away. The palette only matters for legacy displays and some email clients now.

What does the color #bbc9d4 mean?

As a blue, it reads trusted, calm, competent. The default of institutions for a reason: blue is read as stable and safe across nearly every culture that has been surveyed. At this moderate chroma the association is present but not shouted.

What gradient works with #bbc9d4?

The safest is same-hue elevation: linear-gradient(135deg, #E0E7EC, #bbc9d4 45%, #31414E). For more colour, a short hue run to #AEA8C8 keeps it rich without turning muddy.

Work with #bbc9d4 in the Color Lab

Every tool opens with this colour already loaded.

Every value on this page is computed from #bbc9d4 at request time — conversions, contrast ratios and ΔE distances are calculated, never looked up.